Battery life feedback - Galaxy S II General

I saw quite a few topics comparing consumption with various kernels, setups, roms. But most of those are done by one person using one phone with different setup. Even if there would be variety of people, the information would be lost in discussions. Here I want you to post structured informations about your achievements in battery usage. Please post in following structure:
1. Battery life hours;
2. Screen on time hours;
3. Battery type;
4. Rom
5. Kernel
6. Screenshots to prove 1 and 3
7. Special notes, like consumption in offscreen time, and during screen on or some special undervolting or anything else.
My desire to see world records in battery life discipline.
My personal records were done on gingerbread rom with don't remember what kernel and conditions but believe it was tegracs kernel.
Screenshots attached:
Sent from my GT-I9100 using Tapatalk 2

test conditions
For a reliable test all must have the same apps and power mangment values.
Too many variables will lead to no conclusion.

ranhaber said:
For a reliable test all must have the same apps and power mangment values.
Too many variables will lead to no conclusion.
Click to expand...
Click to collapse
To make it simpler, my idea was not testing but rather boasting about best results, records, Guinness book for i9100 stock hardware.
Sent from my GT-I9100 using Tapatalk 2

I can boast!
I just hit a new record. I'm on the Bell (Canadian Phone Company) official 4.1.2. I use greenify to hibernate things like facebook and keep them from running the background. I used titanium backup to disable a host of system programs that I don't use/need. I also have setCPU running at its default settings.
Last week I made it to 7d 54m 24s
I forgot to look how much screen time I used but it made up 25% of my power consumption. When I'm at home or at work I have access to a PC so I only use the phone for texting, checking the odd email etc....
If I'm out of town I might get 2 days on it. My average is 4-5 days. I must not have used it too much last week.
I also have an Anker battery in it (as my originals charge time started to decrease). It seems to do rather well (maybe even slightly better than the stock battery).

Zod5000 said:
I can boast!
I just hit a new record. I'm on the Bell (Canadian Phone Company) official 4.1.2. I use greenify to hibernate things like facebook and keep them from running the background. I used titanium backup to disable a host of system programs that I don't use/need. I also have setCPU running at its default settings.
Last week I made it to 7d 54m 24s
I forgot to look how much screen time I used but it made up 25% of my power consumption. When I'm at home or at work I have access to a PC so I only use the phone for texting, checking the odd email etc....
If I'm out of town I might get 2 days on it. My average is 4-5 days. I must not have used it too much last week.
I also have an Anker battery in it (as my originals charge time started to decrease). It seems to do rather well (maybe even slightly better than the stock battery).
Click to expand...
Click to collapse
Good job! I hope next time you will record scree time. And post some screeshots.
Sent from my GT-I9100 using Tapatalk 2

brack11 said:
Screenshots attached:
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
U dint attach the Main battery screen which indicates how many times u have charged. 7 hrs is believable. But 11 hrs!!
Pls provide the screenshots of those..

Prashanthme said:
U dint attach the Main battery screen which indicates how many times u have charged. 7 hrs is believable. But 11 hrs!!
Pls provide the screenshots of those..
Click to expand...
Click to collapse
I didn't save the main screen, I think those shots were made about 3 years ago. And you just have to trust me that that 11 hours were true. BUT there's one trick here. My phone had an issue at that time, it couldn't go to sleep. I put it by my bed and closed flipper over the screen. When I woke up, I picked up the phone and noticed that screen was just a little darkened but not off. I looked at screen time and was shocked, made that screen... The rest you know. so, you right that this result is out of range.
Sent from my GT-I9100 using Tapatalk 2

Here's my 7hour+ screenshot.. sorry I didn't screen shot the screens that go into more detail:

Zod5000 said:
Here's my 7hour+ screenshot.. sorry I didn't screen shot the screens that go into more detail:
Click to expand...
Click to collapse
Unfortunately screen is not clear, do you mean screen time is 7+? Can you mention rom etc.?
Sent from my GT-I9100 using Tapatalk 2

brack11 said:
Unfortunately screen is not clear, do you mean screen time is 7+? Can you mention rom etc.?
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
I'm on the Bell (Canadian Phone Company) official 4.1.2. I use greenify to hibernate things like facebook and keep them from running the background. I used titanium backup to disable a host of system programs that I don't use/need. I also have setCPU running at its default settings.
I went 7 days before I had to charge it. There's no way that was 7 days of screen time.. lol. Maybe a few hours of screen time in there. If you click on the thumbnail it will go to imagebam and make it bigger.
I never thought to screenshot the detailed screen page where it says the hours you used. I just took that snapshot because I'd never made it to 7 days before (even though I rode it all the way down to 1% power). I also use an Anker battery in it, which seems to give it a smidge more power (even though the physical battery is the same size as a stock battery).

Zod5000 said:
I'm on the Bell (Canadian Phone Company) official 4.1.2. I use greenify to hibernate things like facebook and keep them from running the background. I used titanium backup to disable a host of system programs that I don't use/need. I also have setCPU running at its default settings.
I went 7 days before I had to charge it. There's no way that was 7 days of screen time.. lol. Maybe a few hours of screen time in there. If you click on the thumbnail it will go to imagebam and make it bigger.
I never thought to screenshot the detailed screen page where it says the hours you used. I just took that snapshot because I'd never made it to 7 days before (even though I rode it all the way down to 1% power). I also use an Anker battery in it, which seems to give it a smidge more power (even though the physical battery is the same size as a stock battery).
Click to expand...
Click to collapse
No, problem. That's also a result to boast.
Sent from my GT-I9100 using Tapatalk 2

I got 2hrs of screen on time yesterday wid android 2.3.6 wid battery being 50% (I flashed for checking this only )
All time I was using net on edge..
So I assume 5 hrs screen on time wid gb is not a big deal...
Now I reverted back to stock 4.1.2 coz there are several features I missed in it..

doctor_droid said:
I got 2hrs of screen on time yesterday wid android 2.3.6 wid battery being 50% (I flashed for checking this only )
All time I was using net on edge..
So I assume 5 hrs screen on time wid gb is not a big deal...
Now I reverted back to stock 4.1.2 coz there are several features I missed in it..
Click to expand...
Click to collapse
Understand you, I also had tremendous results on gb (see first post) but everything is changing nowadays, and after sitting on jb for a while you can't go back even if you want.
Sent from my GT-I9100 using Tapatalk 2

doctor_droid said:
I got 2hrs of screen on time yesterday wid android 2.3.6 wid battery being 50% (I flashed for checking this only )
All time I was using net on edge..
So I assume 5 hrs screen on time wid gb is not a big deal...
Now I reverted back to stock 4.1.2 coz there are several features I missed in it..
Click to expand...
Click to collapse
5 hr screen on time is achieveable on jb rom.I got 4 hr screen on time with 35% battery remaining.
See this
Sent from my GT-I9100 using XDA Premium 4 mobile app

umair42 said:
5 hr screen on time is achieveable on jb rom.I got 4 hr screen on time with 35% battery remaining.
See this
Sent from my GT-I9100 using XDA Premium 4 mobile app
Click to expand...
Click to collapse
Can you tell more? Rom, kernel, presets, usage?
Sent from my GT-I9100 using Tapatalk 2

This is my personal record back from good old Gb times...
Gathering +6 hours out of 2 days average usage was quite normal....
Now on 4.3 I'm happy if I scratch 5 hours...
Always Samsung's stock 2000 mah battery.
One day i was sick at home and I got more then 8 hours screen on time but within 9 hours...
Regards
Tapatalked from my Galaxy SII

brack11 said:
Can you tell more? Rom, kernel, presets, usage?
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
Neatrom lite
Apolo kernel
Fb,youtube,xda app and little bit of gaming.
Some calls and sms
Sent from my GT-I9100 using XDA Premium 4 mobile app

Karpfenhai said:
This is my personal record back from good old Gb times...
Gathering +6 hours out of 2 days average usage was quite normal....
Now on 4.3 I'm happy if I scratch 5 hours...
Always Samsung's stock 2000 mah battery.
One day i was sick at home and I got more then 8 hours screen on time but within 9 hours...
Regards
Tapatalked from my Galaxy SII
Click to expand...
Click to collapse
Did you get 2000ma as stock battery? Is it some different from international model?
Sent from my GT-I9100 using Tapatalk 2

brack11 said:
Did you get 2000ma as stock battery? Is it some different from international model?
Sent from my GT-I9100 using Tapatalk 2
Click to expand...
Click to collapse
I used to do pretty good on stock ICS 4.0.4 roms. They never released 4.0.4 in Canada so I think I used a rom from the UK. It was really light on battery consumption. Way better than gingerbread, 4.0.3 or 4.1.2.
The only downside was wiping the phone with 4.0.4 using certain programs would brick the phone so I think alot of people avoid the 4.0.4 roms (and probably why the didn't finish spreading globally).

Wow.
You guys have some good results there.
But 7 days I can hardly believe.
Cheers.

Related

Amazing battery life!

Tweaky Rom 4.1 (JVH), Supercurio's Voodoo kernel, JV9 Modem, with Armani battery (1650mAh).
Loving my SGS now.
Sorry but this is not great battery life.I used to have 5days standby with 3hours of display usage and wifi always on in Froyo.But overall its a great Rom i use it myself .
Sent from my GT-I9000 using Tapatalk
3 hours display usage is pretty typical for me at normal 1GHZ clock. at 800MHZ i get about 15 minutes more.
I'm on MIUI and with moderate use I get up to 2 days^^
I'm on MIUI and with moderate use I get up to 1/2 days^^
Top this if you can
skypyy said:
Top this if you can
Click to expand...
Click to collapse
Have you wired your galaxy to your car battery?
Sent from my GT-I9000 using XDA App
leroys said:
Have you wired your galaxy to your car battery?
Sent from my GT-I9000 using XDA App
Click to expand...
Click to collapse
No, he got wired to a car battery. The electrical shock deleted his memory and he forgot where he had left his phone. After nine days of not touching it at all, he finally found it and took a screenshot ...
Sent from my hand
skypyy said:
Top this if you can
Click to expand...
Click to collapse
Very nice you won !!
skypyy said:
Top this if you can
Click to expand...
Click to collapse
That's on stock 2.2.1 (and it should be noted that the battery wasn't empty, it was at 15%) ... On 2.3.3, at best I got 5 days.
skypyy said:
Top this if you can
Click to expand...
Click to collapse
That's amazing
razvan_and said:
That's on stock 2.2.1 (and it should be noted that the battery wasn't empty, it was at 15%) ... On 2.3.3, at best I got 5 days.
Click to expand...
Click to collapse
More Amazing
Not using anything isnt the exact description For a smartphone.
I finally topped the 2 Day mark with my 2.3.3 juwe rom. I had problems before to reach at least the 24 hours, sometimes i had to refuel during the Day,caused by the massive drauf bug which keeps android awake. First i deinstalled the latest maps update and undescribed from latitude.i also did Not touch any gameloft game. Wifi was on Most of the time when awake. See the battery historie below
m.flickr.com/photos/squealer/5752311245/
m.flickr.com/photos/squealer/5752856672/
m.flickr.com/photos/squealer/5752312055/
Sent from my GT-I9000 using Tapatalk
Wow!
I am lucky to get 2 days out of my SGS. The most I get is about 24 hours.
Mind you, I have Exchange active sync on. haha.
I have gmail + 2 other imap and one pop3 Mail account syncing every hour.
Sent from my GT-I9000 using Tapatalk
info needed
Hey i new to this, i have a UK I9000, that i recently updated to JVO on kies. I previously had my phone replaced by samsung due to battery issues. but my new one seems to be the same. I can just about get 14 hours or so of use out of it. I have brightness set to outo, auto sync on, have an gmail and an exchange email, also am on 2g/3g auto. i am unsure if i should flash to custom? i keep reading that people are getting 2days out of their battery. i would say that not a heavy user!! could do with some advide! thanks
If I am always in a wifi area I probs get about 4 or 5 days. If though 3G is on i've known it to go from 100% to phyically off within a matter of hours even when not actually using the phone.
Sorry but i am amazed from these screenshot.
I am difficulty arriving to the night.
My phone is having the standard battery, with two google accounts setted on sync and i really use it FEW... 3 hours of display? A dream.
I am on 2.2 because it is branded and i really wonder how u can achieve 2 days. 5 days with moderate use i would shot my head to achieve it.
Someone can give me a good advice?
Also, how are u taking the battery history?
Considering display and mobile data are the biggest battery drainers, we more detailed information than just time on. Give me display usage.
i'm using Darky's Rom V10 RC6 for about 2 weeks and after recalibrating my battery i'm on 3 days now with average use.
Soulrack said:
i'm using Darky's Rom V10 RC6 for about 2 weeks and after recalibrating my battery i'm on 3 days now with average use.
Click to expand...
Click to collapse
By average use what do you mean? What functions have you got turned on? For instance are you only using 2G? I would Love my phone to get at least 1 1/2 days worth of use!!

Best configuration for three days of battery!

Hello beautiful, sorry for my bad english!
We can write here, comparing ideas and impressions of all, what is the best configuration to protect the battery?
It may seem an obsession, but now it is summer and it often happens that the cells can not just load it because I have an outlet in attack.
So often I stay off her cell phone.
The Nexus S promises, but together with your expertise, I would like to figure out how to stay on the nexus s for as long as possible.
To understand Configuration: os (cyanogen, stock, AOPs, etc. ...), the kernel, governor settings, launcher, widgets, various tricks (NFC disabled) ...
There were?
Can we make the battery last for three days ?!?!?!?!?!!
-------
Let me explain, I have the latest nightly cyanogen, the 88. Off data always when I'm around and I do not use the internet. I do not need the push, so no active sync. The wifi I turn it on only at home or at work, I have WhatsApp, twitter and I uninstalled facebook to try what were saying that facebook consumes battery. I have launcher pro and Gtasks widget for notes in gmail, news and weather widget for news that is updated every 6 hours, if it's on the Internet, and then all program icons. I have installed very few, narrow required.
The kernel is the 1.3.3 universal netarchy signed cfs (the bfs? Is not that I had to use the bfs what do you think?).
This afternoon I used the GPS a few minutes to find an address, then he arrived, I turned off the GPS and data, with the widgets "Power Control" modified cyanogen.
Some short calls since this morning and some short text messages, not even 10. Some web browsing on 3G, but not much.
Well, after all this I can tell you that after only 11hours 18minutes 5seconds the battery is already 42% (97% this morning after recharge).
I'm not coming to pass even 23 hours which is what you do with a simple stock 2.3.4.
What is the sense I'm in the kernel and cyanogen netarchy? Only to change some other small lockscreen?
I need the battery! And I have already explained why.
The other ROM that you have listed does not come from cyanogen?
They are not "pure" cyanogen changed? Implemented? Correct?
Let me know ....
The AOSP where they come from? They are like cyanogen, a family on its own? O derived from cyanogen, too?
Now I remove the cyanogen and try something else.
What do you suck a lot in my phone? WhatsApp? Imagine if gripping always-sync data and as some of you! Not even 10 hours would last.
In the processes running there: Settings - 1 and 0 process services (21MB), WhatsApp - 1 process and 2 services (8.8 Mb), Market - a process and a service (11Mb) Maps - a service process and 1 (5.8 Mb) Google services - 2 processes and one service (15Mb), keyboard Android - a process and a service (8.9 Mb) - TOTAL: 153Mb used and 152 free.
It's right? Do you have it?
I just do not understand where mistake ... help me ...
denteca said:
It may seem an obsession,
but now it is summer
and it often happens that the cells can not just load it
because I have an outlet in attack.
So often I stay off her cell phone.
Click to expand...
Click to collapse
This is actually quite poetic, in a nonsensical way.
But I can't understand it - could a native speaker please try to "translate"?
why is there a 2nd thread on this? do the mods even ever come here?
Complaining about your phone being HALF dead after 11 hours?! Mine is completely dead after 5! I'm lucky if I even make it that far.
Sent from my HTC Inspire 4G using XDA App
elijahpr said:
Complaining about your phone being HALF dead after 11 hours?! Mine is completely dead after 5! I'm lucky if I even make it that far.
Sent from my HTC Inspire 4G using XDA App
Click to expand...
Click to collapse
if thats true you need to take it back for a replacement.
3 days of phone use.
Step 1: charge phone to full
Step 2: Set phone down on table
Step 3: Pick it back up 72hrs later
Sent from my Nexus S 4G using Tapatalk
styckx said:
3 days of phone use.
Step 1: charge phone to full
Step 2: Set phone down on table
Step 3: Pick it back up 72hrs later
Sent from my Nexus S 4G using Tapatalk
Click to expand...
Click to collapse
in most cases that would be correct but in reality no phone running android without an extended battery will achieve 3 days. BUT my 4g did go 2 days/8hrs with medium usage.
I can see two days no prob with some average use. You could maybe get 3 days if the screen brightness was at zero, setcpu locked at 500mhz Max and constantly toggle airplane mode when not using it.
What fun is that though.
Sent from my Nexus S 4G using Tapatalk
You seem to have completely missed his point, which is that people who tout their batteries lasting 2 and 3 days acheive this by not really using the phone at all.
Sent from my Nexus S using XDA App
matt2053 said:
You seem to have completely missed his point, which is that people who tout their batteries lasting 2 and 3 days acheive this by not really using the phone at all.
Sent from my Nexus S using XDA App
Click to expand...
Click to collapse
i bet with heavy usage i could go about 24hrs. i used my phone alot yesterday and still had great life on a stock battery. i guess everyones phone is different. it also depends on what kernel and rom you use.
fixxxer2008 said:
i bet with heavy usage i could go about 24hrs. i used my phone alot yesterday and still had great life on a stock battery. i guess everyones phone is different. it also depends on what kernel and rom you use.
Click to expand...
Click to collapse
Correct. There are so many variables. Some say their battery lasts 7hrs. What we never know is if their homescreen looks like a widget bomb exploded on it, everything set to auto sync every hour and brightness at 100% while they use it like a mini laptop non stop.
At work I get like 5 hours. I use it redicously heavy almost all day.
The two biggest battery killers are tapatalk and web browsing. If that is all you do, yep you will never make it past a day.
Sent from my Nexus S 4G using Tapatalk
fixxxer2008 said:
i bet with heavy usage i could go about 24hrs. i used my phone alot yesterday and still had great life on a stock battery. i guess everyones phone is different. it also depends on what kernel and rom you use.
Click to expand...
Click to collapse
I think this is pretty accurate.
Typically, with average use (by my estimation) I get about 22-23 hrs between charges.
Average use is defined by
*Netarchy kernel overclocked to 1.2GHz with SetCPU (screen off profile set to 500MHz)
*2-3 hrs of talk time (with about -85dBm signal on average - or at least that's what it is when the call starts)
*push email for 3 IMAP accounts at 5min check intervals and sending and receiving at least 75-100 emails per day
*push gmail with 60 or so emails per day
*fancy widgets updating location every 30 mins.
*Seesmic twitter widgets on homescreen updating 3 accounts.
*Facebook widget
*locations service always on
*wifi never sleeping
I think that's most of what's running.
Battery life on the NS4G has made me laugh at my Evo's 8hr charge and has actually made me use my phone MORE out of confidence that my battery will last.
Sent from my Nexus S 4G using XDA Premium App
TonyArmstrong said:
I think this is pretty accurate.
Typically, with average use (by my estimation) I get about 22-23 hrs between charges.
Average use is defined by
*Netarchy kernel overclocked to 1.2GHz with SetCPU (screen off profile set to 500MHz)
*2-3 hrs of talk time (with about -85dBm signal on average - or at least that's what it is when the call starts)
*push email for 3 IMAP accounts at 5min check intervals and sending and receiving at least 75-100 emails per day
*push gmail with 60 or so emails per day
*fancy widgets updating location every 30 mins.
*Seesmic twitter widgets on homescreen updating 3 accounts.
*Facebook widget
*locations service always on
*wifi never sleeping
I think that's most of what's running.
Battery life on the NS4G has made me laugh at my Evo's 8hr charge and has actually made me use my phone MORE out of confidence that my battery will last.
Sent from my Nexus S 4G using XDA Premium App
Click to expand...
Click to collapse
Do not forget SCREEN ON TIME and AWAKE TIME, those are the two most important variables of all!
fixxxer2008 said:
in most cases that would be correct but in reality no phone running android without an extended battery will achieve 3 days. BUT my 4g did go 2 days/8hrs with medium usage.
Click to expand...
Click to collapse
I went on a vacation out of the states so I couldn't use my phone. It was charged before I went and I just left it in airplane mode for the whole trip, and occasionally used it for music and a calculator. After about 4 days it went dead, I was surprised it lasted that long.
fixxxer2008 said:
i bet with heavy usage i could go about 24hrs. i used my phone alot yesterday and still had great life on a stock battery. i guess everyones phone is different. it also depends on what kernel and rom you use.
Click to expand...
Click to collapse
lol.mine doesnt even last 4 hours when playing riptide GP.(tegra 2 game)
on my nexus s
fixxxer2008 said:
why is there a 2nd thread on this? do the mods even ever come here?
Click to expand...
Click to collapse
Says fixxxer. LOL
Enviado desde mi PC36100 utilizando XDA Premium de la aplicaciĆ³n
I'm not sure if you have let the battery die all the way to 0% and then charge it overnight. Do this 4-6 times a month and you will see a huge increase in battery life.
Sent from my Nexus S using XDA Premium App
unlvmike said:
I'm not sure if you have let the battery die all the way to 0% and then charge it overnight. Do this 4-6 times a month and you will see a huge increase in battery life.
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
thats the stupidest ting ever to do with the battery..
its a Li-ion battery.you aren't supposed to let it die.its actually bad!
ghost010 said:
thats the stupidest ting ever to do with the battery..
its a Li-ion battery.you aren't supposed to let it die.its actually bad!
Click to expand...
Click to collapse
^-This
Sent from my Nexus S 4G using Tapatalk
unlvmike said:
I'm not sure if you have let the battery die all the way to 0% and then charge it overnight. Do this 4-6 times a month and you will see a huge increase in battery life.
Sent from my Nexus S using XDA Premium App
Click to expand...
Click to collapse
Yeah you should do this only when calibrating the battery which should need to be done very very infrequently it not at all.
Sent from my Nexus S using XDA App

Battery life gone down the drain after firmware upgrade

Hi guys,
A couple of weeks ago, Note II informed me of an upgrade. I did a bit of googling and found out it was to fix some exonys bug. Seemed pretty important so I did the upgrade post haste.
At first the battery life was atrocious (like a 50% drop). The same thing happened with my old iPhone 4 but everything reverted to normal within a week. So, I though maybe things are new and Android will fix itself up after some time.
How wrong was I ? LOL. My phone gives me just a day's worth of battery life. Earlier it was a solid two days. Which was why I justified carrying this brick of a phone. It is pretty ridiculous to see the battery drop by 30% at times in three or four hours (despite zero use).
Any suggestions to improve or remove the pathetic firmware upgrade.
1. Use the nova launcer
2. Auto brightness with the slider dragged to 1/3rd
3. 3G always on
4. The battery screen shows screen taking 70% of the battery! I have the auto off timer set to 15s the minimum.
Any suggestions guys? I am frustrated with this phone post the update. Thinking of switching back to the iPhone as atleast it gave me a day's pf juice in a much pocketable format.:crying:
longgamma said:
Hi guys,
A couple of weeks ago, Note II informed me of an upgrade. I did a bit of googling and found out it was to fix some exonys bug. Seemed pretty important so I did the upgrade post haste.
At first the battery life was atrocious (like a 50% drop). The same thing happened with my old iPhone 4 but everything reverted to normal within a week. So, I though maybe things are new and Android will fix itself up after some time.
How wrong was I ? LOL. My phone gives me just a day's worth of battery life. Earlier it was a solid two days. Which was why I justified carrying this brick of a phone. It is pretty ridiculous to see the battery drop by 30% at times in three or four hours (despite zero use).
Any suggestions to improve or remove the pathetic firmware upgrade.
1. Use the nova launcer
2. Auto brightness with the slider dragged to 1/3rd
3. 3G always on
4. The battery screen shows screen taking 70% of the battery! I have the auto off timer set to 15s the minimum.
Any suggestions guys? I am frustrated with this phone post the update. Thinking of switching back to the iPhone as atleast it gave me a day's pf juice in a much pocketable format.:crying:
Click to expand...
Click to collapse
Isn't anything wakelocking your device?
Sent from my GT-N7100 using xda premium
rodrigoyasuda said:
Isn't anything wakelocking your device?
Sent from my GT-N7100 using xda premium
Click to expand...
Click to collapse
The wakelock business, sounds disturbing; Found an old thread.
http://forum.xda-developers.com/showthread.php?t=1827676
I am a very simple user, I did not install any applications (just transferred some music and installed Super Hexagon)after the firmware upgrade.
Could a firmware upgrade cause this much drastic drop in battery life?
Thanks,
longgamma
There is a known battery drain issue with 4.1.2. What firmware did you update too?
http://www.siliconbuzzard.com/2013/01/battery-drain-issue-of-galaxy-note-2-jb.html
roligov said:
There is a known battery drain issue with 4.1.2. What firmware did you update too?
http://www.siliconbuzzard.com/2013/01/battery-drain-issue-of-galaxy-note-2-jb.html
Click to expand...
Click to collapse
Yes, but that battery drain issue was only in the first 4.1.2 release, the latest one does not have this issue.
Sent from my GT-N7100 using xda premium
Yes, I got the 4.1.2 upgrade which has played havoc with the battery life.
But the drop has been extreme in my case.
Sent from my GT-N7100 using xda app-developers app
Honestly you can't do anything. In American english, you can't do nothing!
Turn 3G off, when you don't need it. Keep brightness at as low as possible.
That's all. 4.1.2 drains juice faster than 4.1.1, it's the truth, doesn't really matter if someone agrees or not.
You could go back to 4.1.1 ROM you know and depend on your luck for that Exynos issue. Otherwise give up on great battery backup and stay with 4.1.2, like I'm doing. Nowadays I don't even monitor how much battery backup/screen on time I'm getting, on 4.1.1 it was the opposite story however.
Hey, so should I just resign myself to a gimped battery? What really hurts is how awesome the battery was before.
Any word on when samsung would release a good update?
Sent from my GT-N7100 using xda app-developers app
Download better battery stats to make sure there is no wake lock. I will advise despite my best efforts the battery life has plummeted when upgrading to 4.1.2. Stick to 4.1.1 for battery life. It still lasts much longer than an average handset saying that
Sent from my GT-N7100 using xda app-developers app
longgamma said:
Hi guys,
A couple of weeks ago, Note II informed me of an upgrade. I did a bit of googling and found out it was to fix some exonys bug. Seemed pretty important so I did the upgrade post haste.
At first the battery life was atrocious (like a 50% drop). The same thing happened with my old iPhone 4 but everything reverted to normal within a week. So, I though maybe things are new and Android will fix itself up after some time.
How wrong was I ? LOL. My phone gives me just a day's worth of battery life. Earlier it was a solid two days. Which was why I justified carrying this brick of a phone. It is pretty ridiculous to see the battery drop by 30% at times in three or four hours (despite zero use).
Any suggestions to improve or remove the pathetic firmware upgrade.
1. Use the nova launcer
2. Auto brightness with the slider dragged to 1/3rd
3. 3G always on
4. The battery screen shows screen taking 70% of the battery! I have the auto off timer set to 15s the minimum.
Any suggestions guys? I am frustrated with this phone post the update. Thinking of switching back to the iPhone as atleast it gave me a day's pf juice in a much pocketable format.:crying:
Click to expand...
Click to collapse
After updating to 4.1.2 my battery runs down about 20% quicker overall I would say. 70% for your screen seems severe. Mine is always set to 50% auto and takes between 30 to 35% of the battery usage.
Sent from my GT-N7100 using Tapatalk 2
How many hours u getting and hiw many hiurs screen in time?
Sent from my GT-N7100 using xda premium
If you go back to 4.1.1.... Stock even....you'll have the same battery issue.
After about 2 weeks of having the 4.1.2 (the second update I received) on DBT my battery life one day just magically got better! I had been having terrible battery life (like 1 days worth) for 3 months, and now I get home every day from work with 50-70% battery. I charge it every night, regardless of the %. But it just magically got better. I'd say give it a go for a week or 2, and see if it helps. I don't know what happened with mine, but it looks like the software just "settled in" because I didn't install ANYTHING new, and in fact, I hadn't even uninstalled anything! It just got better after using it. Do a few battery pulls / restarts, too.
I went back to 4.1.2 last night and right now I'm at 50% charge, 17 hours standby time and 5 hours of screen time... I'd say my battery issue is fixed.. for now lol
I also must say that after a week or so of using 4.1.2 battery went much better overnight. I automatically turn on airplane mode during night, and on 4.1.1 I had like 1-2% drain overnight from full charge. After updrage to 4.1.2 it jumped to 10-20% !!! Now, it is down to like 4%, which is not that bad. Still have to see how it behaves during the day, I think it is not any better. Well, at least that standby drain is (much) better....
daz_2000 said:
How many hours u getting and hiw many hiurs screen in time?
Sent from my GT-N7100 using xda premium
Click to expand...
Click to collapse
I get about 4.5 hours on average, and was getting about 5.5 before the update.
Sent from my GT-N7100 using Tapatalk 2
49 % down and screen has taken up 57 % with a display time of just 1 hour 18 minutes!
Sent from my GT-N7100 using xda app-developers app
longgamma said:
49 % down and screen has taken up 57 % with a display time of just 1 hour 18 minutes!
Sent from my GT-N7100 using xda app-developers app
Click to expand...
Click to collapse
I hear that a factory reset helps in some cases.
Sent from my GT-N7100 using Tapatalk 2
I decided to dirty flash 4.1.2 and it worked great for me. We'll see how it goes after a week or so of use though
A thanks is always appreciated if I helped you.
Edit: After 50% battery drain in 8 hours of light/moderate use on wifi I'm going back to 4.1.1... I see no benefit of using 4.1.2.... The reason I bought my note 2 was to have a battery that will last me all day and this isn't cutting it.
Thank you MobileOdin for making this easy!!!
This is windows os right? Things not going fine, reinstall from scratch,!
Sent from my GT-N7100 using xda app-developers app

Samsung Galaxy S3 *AWESOME STOCK BATTERY LIFE*

THIS THREAD WAS INSPIRED BY MOST OFF YOU WHO ARE TRYING TO GET MAXIMUM BATTERY LIFE WITH SOME CUSTOM ROMS.
Before Galaxy S3, I had Galaxy S2 which battery wasn't soo good. I was always searching for battery friendly roms and I was flashing one or two roms every day.After every custom rom I was thought like that: Why I done that, when every stock firmware gives better result(battery life and performance) then any custom rom. I know that there are some excellent custom roms, for me ,these are STOCK LOOK roms with bloatware deleted and some unused apps. But, we don't need to flash them when we can do that alone.
NOW,I HAVE GALAXY S3 :
Let's see my result on stock battery,stock rom (4.1.2 , DDELK1,XXELLC), and with some apps turned off in application manager,battery saving is turned on just for color of backoground,nothing else.That was heavy usage,I installed that firmware updated, all appps that I am using , and charged it. Viber,WhatsApp,Instagram,Sync,Wifi,3G,Facebook,Gmail, are always ON.
Results:
4h of screen on,phone was used(wasn't just screen on) , 52% battery left. I lose about 3-4% maximum during the night ( 7-8 hours) with wifi on.
See this on attachments.
Mostly ,my battery lasts for 2 days, I achieve min. 5,5 hours screen on in every charge with hd gaming,facebook,gmail,whatsapp,viber, about 40min-1h talk in 3g every day.
My tips for battery life improvement are:
-Turn the Energy saving(I turned it on just for background color i vibration,if you turn on full battery saving you will get much better result, but it seems to slow and laggy)
-Turn off apps that you aren't using in app manager( Settings,Application Manager,All > than find apps which are unusal for you. I turned off : All yahoo apps,samsung suggest,google +,flipboard,dual clock,chat on ,all samsung hubs because they doesnt work in my country, google maps(I use google earth).)
That's all. Enjoy that battery,that performance and that beauty of stock rom
I can get 7.5 hrs screen on over 3 days battery was better on ics but still pretty darn good
Sent from my GT-I9300 using xda premium
Odp: Samsung Galaxy S3 *AWESOME STOCK BATTERY LIFE*
Hi Guys,
This is actually my 1st post, but I was looking around xda for couple of months now.
I am using stock rooted XXELLA with Siyah kernel. I can make my phone last easily for 2 days, with 2g mostly on, disabled lots of unused apps, lowest brightness, sync off, etc. and UC to 1200 mhz. I'm using pegasusq gov and noop scheduler.
But I can't imagine 4 hours screen on and get 52% battery left, or get 7,5 hrs totally. I always monitor the usage with BetterBatteryStats and when the screen is off I can even get about 4-6 hrs / 1%. But I can't reach >5,5-6 hrs screen on. Any suggestions? Do you think I can lower the min. brightness in build.prop?
Btw, I think if you share your battery stats, it would be nice if you also share your governor/scheduler and OC/UV values.
Sent from my GT-I9300 using xda app-developers app
p33t-r said:
Hi Guys,
This is actually my 1st post, but I was looking around xda for couple of months now.
I am using stock rooted XXELLA with Siyah kernel. I can make my phone last easily for 2 days, with 2g mostly on, disabled lots of unused apps, lowest brightness, sync off, etc. and UC to 1200 mhz. I'm using pegasusq gov and noop scheduler.
But I can't imagine 4 hours screen on and get 52% battery left, or get 7,5 hrs totally. I always monitor the usage with BetterBatteryStats and when the screen is off I can even get about 4-6 hrs / 1%. But I can't reach >5,5-6 hrs screen on. Any suggestions? Do you think I can lower the min. brightness in build.prop?
Btw, I think if you share your battery stats, it would be nice if you also share your governor/scheduler and OC/UV values.
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
Everything is fully stock.
Suggestion for you: flash stock firmware, do wipe of everything from recovery and enjoy
Ausboy 2011 said:
I can get 7.5 hrs screen on over 3 days battery was better on ics but still pretty darn good
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
How do you get 7.5 hours?
mariotg said:
THIS THREAD WAS INSPIRED BY MOST OFF YOU WHO ARE TRYING TO GET MAXIMUM BATTERY LIFE WITH SOME CUSTOM ROMS.
Before Galaxy S3, I had Galaxy S2 which battery wasn't soo good. I was always searching for battery friendly roms and I was flashing one or two roms every day.After every custom rom I was thought like that: Why I done that, when every stock firmware gives better result(battery life and performance) then any custom rom. I know that there are some excellent custom roms, for me ,these are STOCK LOOK roms with bloatware deleted and some unused apps. But, we don't need to flash them when we can do that alone.
NOW,I HAVE GALAXY S3 :
Let's see my result on stock battery,stock rom (4.1.2 , DDELK1,XXELLC), and with some apps turned off in application manager,battery saving is turned on just for color of backoground,nothing else.That was heavy usage,I installed that firmware updated, all appps that I am using , and charged it. Viber,WhatsApp,Instagram,Sync,Wifi,3G,Facebook,Gmail, are always ON.
Results:
4h of screen on,phone was used(wasn't just screen on) , 52% battery left. I lose about 3-4% maximum during the night ( 7-8 hours) with wifi on.
See this on attachments.
Mostly ,my battery lasts for 2 days, I achieve min. 5,5 hours screen on in every charge with hd gaming,facebook,gmail,whatsapp,viber, about 40min-1h talk in 3g every day.
My tips for battery life improvement are:
-Turn the Energy saving(I turned it on just for background color i vibration,if you turn on full battery saving you will get much better result, but it seems to slow and laggy)
-Turn off apps that you aren't using in app manager( Settings,Application Manager,All > than find apps which are unusal for you. I turned off : All yahoo apps,samsung suggest,google +,flipboard,dual clock,chat on ,all samsung hubs because they doesnt work in my country, google maps(I use google earth).)
That's all. Enjoy that battery,that performance and that beauty of stock rom
Click to expand...
Click to collapse
i do exactly the same thing like you did. I am searching for custom roms giving the best battery life with good performance. But it seems like i cant get over 4 hours screen on time (especially with data turned on).
I dont know how you got that kind of amazing result... 4h screen on time with 52% battery left. wow...
I never turned on power saving mode cause i just dont like the laggy system performance. do u have any advice what to do to achieve the same battery life without having a laggy slow phone?
Odp: Samsung Galaxy S3 *AWESOME STOCK BATTERY LIFE*
mariotg said:
Everything is fully stock.
Suggestion for you: flash stock firmware, do wipe of everything from recovery and enjoy
Click to expand...
Click to collapse
I don't think it would make any difference, since I have only few apps, I don't like putting garbage to my phone Could you maybe share kernel and partial wakelocks from BBS, maybe cpu states too?
And again about the 4h screen / 52% left - how did you use the phone? I can see no games, so only web surf etc?
Sent from my GT-I9300 using xda app-developers app
Everyone uses their phone differently so comparing battery life is not possible, someone who demands smooth scrolling and instant response is not going to get 2 days use or more than 4hr screen on time.
Personally I'm not worried by stutters or lag, I'd rather get 9hr screen on time over 48hr up time - this is with a super lite ROM, I have all the bell and whistles turned off and all power saving options on, as close to AOSP as a stock based ROM can get.
I'm very happy with this phone, compared to my old htc sensation I no longer worry about battery life, I have two batteries which get swapped over between phone and desk charger every two days, unless playing games when I only get 1 day life.
boomboomer said:
Everyone uses their phone differently so comparing battery life is not possible, someone who demands smooth scrolling and instant response is not going to get 2 days use.
Personally I'm not worried by stutters or lag, I'd rather get 9hr screen on time over 48hr up time - this is with a super lite ROM, I have all the bell and whistles turned off, as close to AOSP as a stock based ROM can get.
I'm very happy with this phone, compared to my old htc sensation I no longer worry about battery life, I have two batteries which get swapped over between phone and desk charger every two days, unless playing games when I only get 1 day life.
Click to expand...
Click to collapse
On which rom you get 9hr screen? link?
p33t-r said:
I don't think it would make any difference, since I have only few apps, I don't like putting garbage to my phone Could you maybe share kernel and partial wakelocks from BBS, maybe cpu states too?
And again about the 4h screen / 52% left - how did you use the phone? I can see no games, so only web surf etc?
Sent from my GT-I9300 using xda app-developers app
Click to expand...
Click to collapse
Web surfing,facebook,viber,whatsapp. - always use them
Stock kernel,stock everything. I say again. If I need to repeat 10 times, ok.
mariotg said:
On which rom you get 9hr screen? link?
Click to expand...
Click to collapse
Vikingway, search in development. Best not start a ROM discussion or this thread with get locked, try it yourself and see.
I'm inspired by your story. But i smell BS.
Sent from my GT-I9300 using xda app-developers app
Hd revolution 23, 3, 6 days 4h without sim card but wifi turn on, sync all my email and social accounts and dropbox and skydrive , took 243 pictures one movie with 10m, play some games for 15m per day. Go to facebook 15m per day
My battery Is better than ipad xD
Sent from my GT-I9300 using xda app-developers app
---------- Post added at 11:56 AM ---------- Previous post was at 11:55 AM ----------
Ive done a cahrge and until now 9:30h 5% battery drain
Sent from my GT-I9300 using xda app-developers app
I don't think this is all that spectacular to be completely honest. 4hours screen on time with 5hour since unplugged - pretty much nonstop use. Just my opinion though.
Sent from my GT-I9300 using Tapatalk 2
Hey op, sorry to say this but you might be wrong. For battery life it depends on kernels and tweaks rather than on roms. Roms are actually just themed/stock themed firmwares with additional apps/removed apps and pre-installed tweaks and kernels. Most roms use v6 supercharger tweak. For me I use phenomenal kernel which has undervolted and underclocked gpu and cpu. But if you want more options with oc/uv try boeffla kernel where there"s an app included that allows you to over/underclock you gpu and cpu. By underclocking, it will save more battery. My ohone lasted about 12+ hours of continuous use of my phone (gaming, watching videos) with the kernels I use
boomboomer said:
Vikingway, search in development. Best not start a ROM discussion or this thread with get locked, try it yourself and see.
Click to expand...
Click to collapse
which version of vikinway?
I have had over 8 hours of screen time, but that was literally not using phone just leaving screen on with videos playing for a lot of the time, but everyday usage using the Xperia Rom I get about 5 hours. I charge every night so don't need 2 day 3 day usage etc, unless my plane crashes onto a deserted island where I have to survive with no form of electricity anywhere.
Sent from my GT-I9300 using xda app-developers app
So to summarise op. You have created this thread to advise people to turn off a few apps and turn on power save mode. Ingenious.
Sent from my GT-I9300 using xda premium
Mr Woolf said:
To summarise op. You have created this thread to advise people to turn off a few apps and turn on power saving mode. Ingenious.
Sent from my GT-I9300 using xda premium
Click to expand...
Click to collapse
Agree, the op's a total noob. Turning on power saving mode and closing apps is what an average user with common sense would do. What's so awesome and special about that. This thread is rubbish for advanced users but somewhat useful for a no brainer
mariotg said:
How do you get 7.5 hours?
Click to expand...
Click to collapse
That's right...i don't know how the battery can be used that long...
Sent from my GT-I9300 using xda app-developers app

Post your battery life here!

I've been noticing and reading many many posts regarding how bad or optimized our battery life is.
I had this phone little more than 24 hours now. And I feel like it hasn't fully when through the battery cycle. Thus killing my phone in less than 10 hours. This is with very light usage as well!
I've also turned off gps and wifi.
I have turned on stamina, along with various other battery saving features.
Now I am coming from galaxy s3, note 2, and iPhone 5. (my iPhone has this same issue and cleared when I've started using the phone and going through few charging cycles)
I just wanna make sure that our phone isn't plagued by the software, hence this phone is only available via t-mobile or Sony (unlocked as well).
Please post your battery life photos.
Including rooted or not.
Also post which rom / kernel you are using.
Mine: stock from t-mobile. And not rooted.
Sent from my C6606 using xda app-developers app
We already had/have a similar topic in the Q&A section, no need to open a new one.
I see a lot of wake events. Check what's keeping your phone from deepsleeping with wakelock detector.
Yup you have a lot of wake events, I had this problem too. I reseted, reflashed firmware multiple times and still experienced problems until I sent it to Sony and somehow now there is barely any awake entries at all. Only screen entries appear (blue line on screen) and no lines on awake.. I do still get *backup* wakelocks and some qcom_RX_wake lock though
Xperia Z Vanilla
Dsteppa said:
We already had/have a similar topic in the Q&A section, no need to open a new one.
Click to expand...
Click to collapse
Just report this unnecessary thread. Thanks!
Just use the tips in my thread
http://forum.xda-developers.com/showthread.php?t=2382712
i get about 20+ hours of stand by and around 3-4 hours of screen using it normaly not playing games
The phone was horrible initially and on 4.1.2 then after the 4.2.2 update it has been brilliant. It lasts me just over 24hrs on normal us with screen time between 5-6hrs. I'm very pleased as by 17h00 it is normally at around 55%. So it lasts me a full active day.
Sent from my XPERIA Z using xda premium
After 4 months my Xperia Z barely lasts a day with just 1,5h of screen on time. Sony said the battery is good. Restored different firmware, tried 4.1, 4.2, CM - nothing helps. I'm very unhappy...
The media server keep draining my battery...
But when I switch my sd card to a empty one or just remove it the media server nolonger drain my battery.
So I only keep a small amont of pic and musics in my sdcard and that makes the battery can last more the one day
the battery life was improved from 4.1 to 4.2 . That being said, the battery life is still much to be desired.
yamadamaha said:
the battery life was improved from 4.1 to 4.2 . That being said, the battery life is still much to be desired.
Click to expand...
Click to collapse
Tbh I was really worried about the battery life on the Z, I have had my phone nearly 24hours and I am not concerned by bad battery life so far. The battery seems very good actually, its no S4 but the S4 does have a bigger battery and uses a AMOLED screen. Iirc LCD/TFT use more battery or maybe I have got that wrong.
RCJ89 said:
Tbh I was really worried about the battery life on the Z, I have had my phone nearly 24hours and I am not concerned by bad battery life so far. The battery seems very good actually, its no S4 but the S4 does have a bigger battery and uses a AMOLED screen. Iirc LCD/TFT use more battery or maybe I have got that wrong.
Click to expand...
Click to collapse
I'll assume you are not a heavy user of some sorts? The frequency of usage i mean.
I'm not sure about the screen part though but it does make sense if AMOLEDs screen uses less battery than LCD/TFT screens since they actually off the black pixels.
yamadamaha said:
I'll assume you are not a heavy user of some sorts? The frequency of usage i mean.
I'm not sure about the screen part though but it does make sense if AMOLEDs screen uses less battery than LCD/TFT screens since they actually off the black pixels.
Click to expand...
Click to collapse
Well since I have charged the phone I haven't played any games on it
16hour 1 min 22secs since off charge and 58% remaining
1hr 44mins 29secs phone calls
1hr 50mins 18secs screen on
16h 1 mins 17secs cell standby
13mins 40 secs android system
7 mins 31secs media server
14hr 11mins 4 secs phone idle
1min 36secs phone
1min 42 secs walkman
7mins 7 secs android os
4 min 15secs dolphin browser
JB 4.3 Sony stock
beni8978 said:
JB 4.3 Sony stock
Click to expand...
Click to collapse
No wifi /3g?
Sent from my C6603
joejoe23 said:
No wifi /3g?
Sent from my C6603
Click to expand...
Click to collapse
Wifi was on 70% of that time.
Don't we already have a Thread and lots of results for Battery life here? http://forum.xda-developers.com/showthread.php?t=2185362
Stock rooted 4.3. No undervolt, no nothing, just stamina mode on. This is the best update I ever had on a phone in terms of battery life.
Sent from my C6603 using XDA Premium 4 mobile app
Forgot to add this too.
Sent from my C6603 using XDA Premium 4 mobile app

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