which rom is battery friendly? - iPAQ rw6828, XDA Atom General

i use xda atom. recently i upgraded to pdaviet wm 6.1 rom version 20755. this is excellent, superb. my ppc is much speedy, but it seems that it consumes battery a bit more. i need a good rom which use less battery power but speedy. can anyone help. pls.

According to me, ROM plays a very small part in utilizing your phone battery. The major reason is your usage, Don't let s/w lying around in memory. Terminate all when you finish using.

anything more to get going for this thread? it seems that rom also plays a little part on the battery save of the device mainly atom so any other comments on which rom is battery wise for the atom/atom pure? it would be good to have people who have observations with this to make comments

midnightsights said:
anything more to get going for this thread? it seems that rom also plays a little part on the battery save of the device mainly atom so any other comments on which rom is battery wise for the atom/atom pure? it would be good to have people who have observations with this to make comments
Click to expand...
Click to collapse
do a search, it's been posted for so long how to conserve precious batt life on the atom.

Best battery life on atom life
Hi all
No doubt this ROM is greatest of all with no issues till date. Stable, smooth, faster and fully loaded with lots of essential programs.
http://forum.xda-developers.com/showthread.php?t=460145
The battery life is great after we tweak following setting.
Settings > System > Advanced settings > Power Management > SD and MMC options both enabled.
This setting is giving me minimum 3 days standby time and lasts two days with many phone calls around 50 min to 1 hour talktime.
Amazingly stable and proven.

but i thought he is using Atom not Atom Life?

Base on experience ...
I have use a couple of ROMs here (will not mention it ... respect to the makers) ... but 1 ROM had given my Atom's battery life to have 13-15 hours of battery life (normal usage) and 5-8 hours (wifi usage ... internet, webtv, etc.) . By the way im using a 1400mAh bat.
And it is an honor to use ...
PDAVIET ROM WM6.1 CE OS 5.2.20765 Build 20765.1.4.4 PV (with PowerManagementPatch.CAB)
Here is the link to the thread here:
http://forum.xda-developers.com/showthread.php?t=453140
This is just based on my phone experience ... Your phone may react to the ROM differently. But nevertheless ... this is a really nice ROM worth the try

Related

best battery life???

what roms / radios will give me the best battery life. currently running ahens latest rom with radio 2.08.50.05. battery life is good, have used nrgs roms in the past and they seem to drain my batt within a day of hardly any use.
2.09 radio seems best, as does 1.72 base and 218*** WM builds. look for roms like those.
Laurentius's ultimate power has great battery life. But most are ok for HD2. There are very few stinkers, and most battery life issues are due to 16GB cards - avoid roms with the documents/e-reader tabs to be sure of better battery life.
does a 16gb effect it that much because i am using one of those!
thanks for the tip!
tomworallpfc said:
does a 16gb effect it that much because i am using one of those!
thanks for the tip!
Click to expand...
Click to collapse
I would think that it might be an indexing service that are doing this powerdrain, if this is the case - Maybe killing indexing service on SD card would improve battery performance ?
ionhide said:
I would think that it might be an indexing service that are doing this powerdrain, if this is the case - Maybe killing indexing service on SD card would improve battery performance ?
Click to expand...
Click to collapse
that would mean that EVERY sd-card drains battery?! or is it ONLY 16gb?
hebbe said:
that would mean that EVERY sd-card drains battery?! or is it ONLY 16gb?
Click to expand...
Click to collapse
Reading and writing data on the mem card will use energy... if it's idle though i don't think it will.
shouldn't the indexing be done on only the first boot if it is done anyway?
There are quite a few people complaining about battery dain caused by the memory cards.
The most simple test is proven to start the phone without a memory card. is it better then reformat the card in the phone. copy the files on it and try again. If that not works search for corrupt files on the card. especially music.
the indexing serviceisgion wild on some phones. shutting it down solves the problem.
use the search of the forum on these things and you will find quite a few threads about this subject
Mem cards are all power hungery especially if you have your apps installed to them. Internal memory is more efficient, faster and uses less power.
http://www.techparaiso.com/windows-mobile/tutorials/215-3-battery-life-enhancement-tweaks-of-your-windows-phone-network-backlight-a-general
chris_ah1 said:
2.09 radio seems best, as does 1.72 base and 218*** WM builds. look for roms like those.
Click to expand...
Click to collapse
+1 ... this is the only difference for me till now
On Radio 2.09 using Ahenf series ROM took off charge this morning at 7:15 now 13:10 and its on 73% which is a big improvement over other ROMS I have tried Also the icon set on this ROM, Stability and performance is great. Only downside Marketplace doesn't work. Which I don't use anyway
Using the setup in my sig
charge overnight, took out from charger at 6:15, did moderate to high web-browsing and turned on wifi router for bout 15 mins. Battery now at 22:10 61%
Jammie_1989 said:
On Radio 2.09 using Ahenf series ROM took off charge this morning at 7:15 now 13:10 and its on 73% which is a big improvement over other ROMS I have tried Also the icon set on this ROM, Stability and performance is great. Only downside Marketplace doesn't work. Which I don't use anyway
Click to expand...
Click to collapse
good shout i am really enjoying Ahens ROMS what is the radio you are using the long version 2.09.51.05 or whatever it is?
I've searched the thread but few people seem to comment on battery for Artemis whereas it always gets praised on Ultimate Power. Anyone using it?
Peew971 said:
I've searched the thread but few people seem to comment on battery for Artemis whereas it always gets praised on Ultimate Power. Anyone using it?
Click to expand...
Click to collapse
Used this before Ahens ROM and in my experiance battery drained quite quickly. Lasting longer and longer now after two charges.
Using ultimate power 4 and can get 3 days from rom with moderate calls
tomworallpfc said:
good shout i am really enjoying Ahens ROMS what is the radio you are using the long version 2.09.51.05 or whatever it is?
Click to expand...
Click to collapse
Using 2.09.51.03_2 still running over 25 hours now used for calls about 1 hour, 70ish texts, 20 mins of GT2 on FPSece over 1 hour music playback and about 45 mins of internet on 30% still
just remember that roms like energy's will run down more quickly because the backlight is set so high.
Once you reduce it to 40%/60% battery/external things DO even out. But even then 576MB rom will use more juice esp if you load the memory up.
The more you use the device, the less you will notice differences - because use is use no matter how good a rom is. It's in standby where the tweaks shine.
I personally found Artemis < Dutty's HG < Energy < Ultimate Power.
BUTBUTBUT - we're talking about a few extra percent overnight, or a little during the day. For instance from 2days of moderate use to 2days with a bit more left for the third, but not completely.
chris_ah1 said:
just remember that roms like energy's will run down more quickly because the backlight is set so high.
Once you reduce it to 40%/60% battery/external things DO even out. But even then 576MB rom will use more juice esp if you load the memory up.
The more you use the device, the less you will notice differences - because use is use no matter how good a rom is. It's in standby where the tweaks shine.
I personally found Artemis < Dutty's HG < Energy < Ultimate Power.
BUTBUTBUT - we're talking about a few extra percent overnight, or a little during the day. For instance from 2days of moderate use to 2days with a bit more left for the third, but not completely.
Click to expand...
Click to collapse
When I used Energy ROM is was going down 8-12% an hour with it in standby Loved the ROM but this was to much.
Jammie_1989 said:
When I used Energy ROM is was going down 8-12% an hour with it in standby Loved the ROM but this was to much.
Click to expand...
Click to collapse
couldnt agree more i loved nrgs roms just killed the batt, updated radio last nite and have used as normal this morning from full charge, calls, texts, email, facebook and heavy internet use, still on 80%.... 30% more than usual!

Battery Life - WinMo 6.5 or 6.5.x

So I am thinking of making the switch from 21xxx to 23xxx and I read somewhere that I will see a increase in battery life by doing so while staying with the same cooks roms.
Does anyone have an opinion on this? Will the newer windows builds really help my batter life assuming the same usage throughout the day???
Thank you,
Jeff
I'm using WinMo 6.5 and as for right now my phone has been running for 3 days already with 40% battery life.
innovator8 said:
So I am thinking of making the switch from 21xxx to 23xxx and I read somewhere that I will see a increase in battery life by doing so while staying with the same cooks roms.
Does anyone have an opinion on this? Will the newer windows builds really help my batter life assuming the same usage throughout the day???
Thank you,
Jeff
Click to expand...
Click to collapse
Jeff, I'm was the energy 23138 sept 23 standard rom and 2.14.50.x radio. i was getting anywhere between 24 and 36 hours on a standard size battery. I am a heavy user and when i'm at home my wifi is always on, i surf the internet a lot and if i'm out i've normally got the music player going. I also have the facebook tab updating every hour as well as my location. I also use the gps quite a bit.
So i would say the battery life is good but i can't compare it to 21916 as i have never used that series of builds and it's been a very long time since i used a stock rom, so again i can't compare.
My advise would be to try it out for a few days and see if you notice the difference but i have to say i am very pleased. I've just finished flashing and configuring 21619 sept 24 so it will be a couple of days before i can get a comparison between 23138 and 21619 (as you will have seen from the enrgy rom thread these are both 6.5.x builds) but i'm not expecting much difference considering that they use the same drivers from the 3.14 tmous base and the radio hasn't changed between the two.
A plus point though, seeing as you use the energy roms, is that xda_uc will still be able to import all your settings if you go for the same "flavour" rom i.e standard for standard or cht for cht (unless you pick the new cht2 builds then your cht settings are not compatible)
Battery Life
bazinga said:
I'm using WinMo 6.5 and as for right now my phone has been running for 3 days already with 40% battery life.
Click to expand...
Click to collapse
Can someone tell me how this is possible? I've had my HD2 for about 4 months now and if I don't charge it daily it's dead the next day. I'm using the new 2.14 radio and Miri HD2 WM6.5 (21916) ROM V 19.1. I have Exchange and weather on auto update and everything else is on manual update. Any pointers is a big plus. Thanks.
BTW I've tried the 23138 but I can't stand the over-sized buttons on the bottom. It's just absolutely hideous to me so I have no idea if it gets better battery life.
myzombiebrain said:
Can someone tell me how this is possible? I've had my HD2 for about 4 months now and if I don't charge it daily it's dead the next day. I'm using the new 2.14 radio and Miri HD2 WM6.5 (21916) ROM V 19.1. I have Exchange and weather on auto update and everything else is on manual update. Any pointers is a big plus. Thanks.
BTW I've tried the 23138 but I can't stand the over-sized buttons on the bottom. It's just absolutely hideous to me so I have no idea if it gets better battery life.
Click to expand...
Click to collapse
Extended size battery (the one that needs the different battery cover), auto disconnecting data connections, and not really using it very much at all
thanks guys for your reply, man it sure sounds like I am sucking as far as battery goes, my usage is a fraction of yours and I can barely get 20 hours. I think part of my problem is that at work, I have poor service, going in and out of coverage as I walk around the building. I have to turn off 3g and I barely have edge. I am currently trying duttys cream de la cream now 6.5.x to see if is any different. man, if I had your battery life, I would never flash again! I have latest radio, tried many, and the 3.14 rom.
I will let you know how this one goes.
jeff
I really don't believe some of you about the absolutely ridiculous battery life. Especially if you are heavy user, no way! I've seen lots of HD2's (different ROM's/Radios/battery charging methods) and I want to tell people on this board that they don't need to be worried if their battery is dead after a long working day with heavy use. So, don't believe too much fairy tales and enjoy your wonderful phone.
Sheikmans said:
I really don't believe some of you about the absolutely ridiculous battery life. Especially if you are heavy user, no way! I've seen lots of HD2's (different ROM's/Radios/battery charging methods) and I want to tell people on this board that they don't need to be worried if their battery is dead after a long working day with heavy use. So, don't believe too much fairy tales and enjoy your wonderful phone.
Click to expand...
Click to collapse
It does seem a little crazy huh? I hear that some Iphone users can go three days with pretty heavy use and a few that I have talked to say that thier iphone can barely last 10 hours. There seems to be a ****load of variability in current consumption amongst all variants of smart phones.
I would just be pleased to get from 5am to 11am with moderate use, without having to buy that brick battery with the built in kickstand.
I will give this current rom a week to see how the battery settles down, ignore the sig, it is the Dutty CDLC V17 with the 2.14 radio.
Jeff

Why does Android on the HD2 eat up so much battery

Hi Guys,
I was wondering why Android on HD2 eat up so much battery. Earlier I was thinking, that android is running of SD card...so its the case. However this is not true as in Android HD2 NAND thread its been mentioned many times...that battery won't increase significantly even after NAND install of Android, so where lies the problem...is it because power management drivers on hd2 android not good enough...just curious?
Regards
There must be a problem with your android build or you are not properly managing your battery life. To enjoy good battery life you need to disable radios via power control, and keep screen brightness low.
Current widget tells me that in standby my hd2 uses 3-7 mA. This draw is fine when compared to similar android devices.
Please provide some details on your build and your reading from current widget.
I think he was asking about how much the HD2 life in android is shorter when compared to WM6.X
If this is the case, this has much to do IMHO about how Android works in its innards.
The Android OS has a way of controlling the apps installed in it, to know which apps do which kind of stuff. Like, when a new app is installed it has a file that tells the OS all features it does, and which of those features can be called by other programs (an example is the gallery 3d, that can be used to open pictures of certain types, every time a file that it can open is accessed android asks [if you have more than one type of gallery] which app you want to use to open the picture).
With this kind of control being done by the system in real time in a way totally different from windows (register??) the OS probably need more awake time and probably use more battery.
With the same amount of time spent using similar stuff in windows mobile and android, WM really rulez in terms of Battery Life. BUT I really prefer the new life Android is giving me in HD2. I'm really happy again, feeling like I have a brand new toy again.
P.S: I'm oversimplifying the way this works, without even mentioning the services, widget services, and several other stuff that are running in the background all the time.
i get about the same battery life in winmo n androud. make sure u have a good radio n compatible rom.
mini_robot said:
i get about the same battery life in winmo n androud. make sure u have a good radio n compatible rom.
Click to expand...
Click to collapse
People always say those things...
Well, let me just say that I'm using one of the best combos out there, and yes I have tested almost all combos you can imagine by my self in my own phone, so I wouldn't rely on someone else's idea of a perfect combo.
Tested more than 10 roms (the list is long so, I wont bother saying all of them, but the most used ones are there, Chucky, Miri's, VBNrom, Dutty's, and several others.
About radio... 2.10, 2.11, 2.12 and now 2.14 I have used all of them too and combined them with each rom...
Right now the best combo FOR MY PHONE and in my opinion is VBN 3.14 and radio 2.14
Multi boot, autoboot android 6sec.
I really think that what is most important is the build, with the same builds, almost all WM roms made for android, and Miri, have the same effect for me, the radios I must say that 2.12 and 2.14 are the best, and 2.14 has better reception in my country, for me.
So, as I have said, FOR ME, the best combo is resumed to VBN 3.14, radio 2.14 and any android build, right now using Desire HD 3.1 from Mdeejay with several different kernells (still testing them)
The kernels and the build are the MOST important thing after you find a good combo.
With the best build/combo and a good WM rom, doing similar things (surfing the net for the same amount of time, phone in sleep mode for the same amount of time,same time talking and etc. the best battery life is surely for WM 6.X hands down.
BUT if you are really getting the same Bat life, you are a lucky guy keep the settings you have, because I must say that I have constantly near me 5 HD2 (from friends), all of them with android now, and every single guy says that the bat life is nowhere near WM 6.x
I could go a full day in WM6.5.3 and have 50-40% remaining in the end of a day with heavy usage. Android, with moderate to heavy use, I'm happy if I can reach the end of the day, and even happier with some bat left
Greetings, Santroph.
I agree battery life is not comparable to WM6.x. People who claim they get the same battery life most likely have a buggered up WM6.x setup or they don't know how to manage power/settings.
Which App are you using to monitor power consumption?
Currently I use PowerTutor.
One time I wondered how 30% of power were lost over night?!
So battery lasts maximum one day until it's empty.
On WM 6.5 it lasts for about 2 days, like santroph already said, too.
A friend of me told me, his HTC Desire has about 80% in the evening. Do they have a better battery?
In usage I have about 540-600mW
He has got 550-650mW
So seems the same power consumption.
Regards
----
HD2
I actually get around the same amount of battery life as well. Just running the stock Froyostone 2.1 without tweaks (don't even know how to do tweaks if my life depended on it). Current Widget shows 0mA when waken up from screen off and hovers at 3-4mA with screen on and idle. Battery drop 1-2% per hour over night.
polo735 said:
There must be a problem with your android build or you are not properly managing your battery life. To enjoy good battery life you need to disable radios via power control, and keep screen brightness low.
Current widget tells me that in standby my hd2 uses 3-7 mA. This draw is fine when compared to similar android devices.
Please provide some details on your build and your reading from current widget.
Click to expand...
Click to collapse
I have TMO US HD2 and I'm using NRGZ 21916 18Sep ROM with 2.14 radio. For android I'm using pongster's HyperDroidSense V1.1. I'm using only 2 widgets HTC Analog clock and Weather channel. I have set the screen brightness on automatic and to tell u its quite dull, not at all bright. I've also disabled all Background sync's and no WiFi or bluetooth is enabled...
I do like to fiddle with my phone every now and then...but its not heavy use, I would say its moderate.
Battery life i'm getting is by the end of day, the battery is drained and have to recharge.
Before this android ROM i tried warrenb213 CM6 9/6V1.5a which is claimed by some user's to give best battery life on TMO HD2. Its stock android rom with CyanogenMod...battery life was little better, but it was slow and it didn't had instant wakeup...it took 2-3 seconds after pressing the button to wake...and personally I prefer HTC Sense UI to stock...
On WinMo my phone easily last 2 days with some battery % (about 20-30) left and can easily give me third day too with light use on 3rd day. And by no means i'm using a minimalist WinMo setup...I have CHT v1.8.5 and the same analog clock with seconds hand enabled.
So battery life on Android << that on Winmo. About the argument that Android uses more battery due to how its build. I don't think its the reason, because HTC's other phone like Desire or Desire HD have the same 1230mAh battery and have similar specs...but there battery life is similar what HD2 gives on WinMo.
Also, you must bear in mind that comparing the HD2 to the desire with battery life, the desire is obviously going to win. The desire has been made by HTC to run Android, unlike the HD2. The desire does have a slightly larger battery (i think) but the desire has been optimized by HTC so that it uses the least amount of battery possible I.e when in standby etc.
I don't know all the specifics but this is what I've found out
Hope this helps
Sent from my HTC Desire using XDA App
^^ya, i do understand...but to me its happening like battery life on hd2 w/ android is like 15 hours from 7am in morning to 10pm in night....WinMo give easily gives like 50-60hours depending on use...desire has similar as i've heard...
Agreed not optimized, but I expect it to give 40hours with full charge?
It is not optimized I guess? I get 6-7 hrs on winmo but 5-6 on android.
We can't compare with Desire, even if the hardware are really similar when looking at CPU/GPU, RAM, radio and stuff like that, we have e HUGE NORMAL LCD screen, that really takes way much more battery than Desire's Smaller Amoled screen.
Recent tests have shown that the new desire with Super LCD (thats way better than ours) do waste more energy than the AMOLED one (despite what HTC has to say about it).
I think that we should compare it with our own phones with WM, and probably with the new Desire HD or Evo 4, which have the same Case/Screen and very similar hardware too (despite Evo beeing CDMA).
IMHO...
P.S: People say that the SD card doesn't have anything to do with the battery drain, and that nand should be the same. Well I can say that this IS and IS NOT true... It all depends on which card are you using. I have 4 MicroSD cards, and they all have different behavior with the same combo/build/kernel/battery, even when in sleep mode with everything else (connections and all) disabled.
I have used WatchDog to see if any program was strangely making this happen, and I didn't find anything at all different when the Hungry SDcard was using that much battery, it was all it's fault.
2GB class 4 -> 5-7ma stable
16gb class 2 -> 3-7ma stable
8gb class 2 -> 5-9ma stable
8gb class 6 -> 5-80ma not stable (can be ina 5-7ma for hours and suddenly be in more than one hour in 40-80ma)
I prefer to use the 16gb class 2 for more battery, since the performance is not that better with the class 6 in android.
I've tested this a lot, and retested.
Greetings, Santroph.
I think that the HD2 battery is shortened by the display (Samsung Vibrant is awesomer in that respect) as well as the processor. If I throttle the processor down to 384mhz and keep the screen at 33% (automatic backlit) then I can get pretty decent battery life from 15-24 hours?

Battery life WP7 vs. WM 6.5?

Hey guys,
I am considering switching to WP 7.5 from WM (default ROM) and was wondering, will I see any battery improvements or it will actually drain it faster?
Also, anyone tried Android 4.0? All I care at this moment is battery life and don't mind whether it's WM, Android or WP.
Hi!
Best batterylife you will get on this device is with WM. Find the right release (some of them have improved power management) and stick to it! You will NOT be able to find better battery-life with Android or WP...
/Anders
That's right. As far as I know, best battery life is with WM6.5. However, I'm really happy about battery life in WP7 (DFT Ultrafruit changing radios and other things). I make more than a day, maybe 2, but being careful about what I do, of course.
Maybe wm6.5 is better.
But I feel wp7 takes better pics.....weird...after taking 240 pictures of a book..the battery from 100 to 13...is this normal or power consuming?BtW,it's standby life can be as long as two days with some general use
Battery life w.r.t various ROMs are as follow
WM 6.5 (Best battery life) >> Android >> WP7 (Worst battery life)
WP7 runs constantly at 998 Mhz (One of the reason for high battery consumption) where as 6.5 and Android can dynamically vary from low CPU consumption to High as required.
Also in WP7 battery life depends on soft radio + hard radio combination.. For good performance with good battery life use 2.15.50.14 Hard radio + 5.50 soft radio.. For best battery life use 2.12 hard radio + 5.50 soft radio..
Trust this clarifies..
Very Low Battery Life...Please help...
Hello friends...
Recently I have installed WM7 to my htc HD2. I found that the battery life is very less.
I have read here that if we use the combination of 2.12 hard radio + 5.50 soft radio.
Please someone tell how to do so....?
pulser84 said:
Hello friends...
Recently I have installed WM7 to my htc HD2. I found that the battery life is very less.
I have read here that if we use the combination of 2.12 hard radio + 5.50 soft radio.
Please someone tell how to do so....?
Click to expand...
Click to collapse
Search the forum my friend, hardware radio is updated via the custom RUU, it does not delete anything.
Software radio needs to be built in to the WP7 ROM before you install it, changing this will mean a loss of everything
Now, whilst battery life is deffinitely less than WM, one thing i can confirm is that its not worse than android, the problem is that it doesnt always charge completely, so for example, it may say its 100% full, but its only half full, so it appears to drain twice as quick, or it might say its empty and its still half full.
It could say anything, for best battery life use an external charger. reboots during the day will help keep it reporting correctly. Tho even then ive noticed that it doesnt always work, some times you need to plug a USB cable in for a moment for it to refresh it.
In short, battery charging and reporting is all over the place, but once you get a full charge it actually lasts quite a long time with very heavy usage.
Personally, now that I've found a WP7 ROM that doesn't drain my battery in 5 hours, I don't notice a difference. (I'm now using pdaimatejam, BT on with -3 to -7ma drain in standby, Yay!).
Sure, WM will last longer. Sure Android will last SLIGHTLY longer b/c it doesn't run the CPU full speed when the display is on. And that is a clarifying statement to the above. WP7 does NOT run the CPU full speed all the time, only when not in standby.
Having said that, I get a full, usable day in WP7 with moderate use. I got just over a full, usable day in WM6.5, but I had to charge every night regardless.
Ben
Testing 2.12 now, thanks,
Now sure if estimated battery life is correct, before installing it said 5h, now 2h
also dont forget to try camera trick with combination 2.15/5.51
dxdy said:
also dont forget to try camera trick with combination 2.15/5.51
Click to expand...
Click to collapse
Does it work with 2.12?
Is 2.15 better than 2.12 in battery life?
10h standby (mail sync on) with all the tricks on HD2 2.12, bad
Hopefully, Tango will increase battery life.
EgoMaximus said:
10h standby (mail sync on) with all the tricks on HD2 2.12, bad
Hopefully, Tango will increase battery life.
Click to expand...
Click to collapse
you can dream.... but none updates for WP7 cant be increase battery life... only can be worse
seems your battery in bad shape or something do wrong... also if you play music few hours, play games, nothing strange if battery not least long...
with radio combination 2.15/5.51 + camera trick, with WiFi on 24 hours at day, my battery working around 30 hours with normal use
Hm, well, it said 2h remaining but still holds, another 6 and has battery left... No idea.
I will play with soft/hard roms after Tango is released, as now floashing and losing data for a month or two is pointless
Thanks!
I have actually had better battery life using Pdaimatejam ROM with radio 5.51T/2.15 combo than I had with Android or WM 6.5. Not exactly sure how but it is definitely the case if any of you want to try that
on my hd2 it feels longer with wp7 u can try it on your own
yeah
killer-mig said:
on my hd2 it feels longer with wp7 u can try it on your own
Click to expand...
Click to collapse
yeah me too..strange. My hD2's battery life with wp7 radio 2.15 is cool better than android
Guys i believe that we have to choose
1.best battery life and slow phone=windows mobilie
2.worse battery life,excellent speed=windows phone
3.good battery life and reasonable speed with freedom to do things that you cant in wp and wm=android
i prefer wp7 and sd android and i have to charge 2 times a day (ok i have 2 batteries and external charger so i change the old one and i am ready to gο) but i have a phone that i enjoy to use
WM7.5
Please help me with step by step instruction to install wm7.5 on my HD2
WM7.5
Please help how to install wm7.5 in htc hd2

[Q] Battery life very bad on CM7

Hi everyone,
I have a big problem of battey usage on Android...
I flashed the NexusHD2 rom in a first time and i realised the battery life was very bad ! (I lost 3% for 5 minute of use !)
I flashed the famous Typhoon CM7 rom and it's the same...
My Radio is 2.15.50.14 and i use CLK.
Thanks for your help
Try a different kernel. That helped in ICS, so after some trial-error you should find a good one.
Sent from my HTC HD2 using XDA
What kernel is the best for it ?
I use Hyperdroid w/ seader r9 kernel. I get pretty decent battery life with it. But you also have to remember that the HD2 is a bit older so it has a smaller battery and less power-efficient parts.
Xeroday said:
I use Hyperdroid w/ seader r9 kernel. I get pretty decent battery life with it. But you also have to remember that the HD2 is a bit older so it has a smaller battery and less power-efficient parts.
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Agreed, i flashed STOCK Windows Mobile 6.5 from T-Mobile and the battery lasted exactly the same time as with Android on it. I found that the ROM/Kernel combinations only matter a little. The phone alone has horrible battery capacity.
elesbb said:
Agreed, i flashed STOCK Windows Mobile 6.5 from T-Mobile and the battery lasted exactly the same time as with Android on it. I found that the ROM/Kernel combinations only matter a little. The phone alone has horrible battery capacity.
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Buy a high capacity battery could help a bit ?
zabu64 said:
Buy a high capacity battery could help a bit ?
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A bit?! Lol that would obviously help a lot. I'm not quite sure how accurate CurrentWidget is, but in terms of standby battery drain I get 5ma drain with wifi on on my phone. On the same settings on my Mum's Desire S she gets 26ma. However she gets great battery life, which I would only guess is due to the larger battery (and the fact that she barely knows how to use the phone, so the screen isn't on very much at all).
Nigeldg said:
A bit?! Lol that would obviously help a lot. I'm not quite sure how accurate CurrentWidget is, but in terms of standby battery drain I get 5ma drain with wifi on on my phone. On the same settings on my Mum's Desire S she gets 26ma. However she gets great battery life, which I would only guess is due to the larger battery (and the fact that she barely knows how to use the phone, so the screen isn't on very much at all).
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I use batterymonitorwidget pro. And i get around 5ma with wifi and cellular on.
Try using an app called JuiceDefender - it works really well at extending battery life. It basically lets you tweak loads of options to do with data and syncing, so you can have it set that data doesnt run when certain apps are open, or data is off when the screen is off, etc.
There's an ultimate version available, but it is £4.99 from the play store. But I guess that'd be cheaper than a new battery?
The same problem occured to me a few weeks ago. I have been using HyperDroid-CM7 which worked quite decent for 5 or 6 months and had very good battery life. ABut a few weeks ago suddenly the battery life became to awfuly decay, wasting 20% of the energy for idle hour instead of the normal 1-2. I changed the rom to the NexusHD2 ICS port and the battery life slightly improved but rhe problem stays the same. Could it be because the battery itself is broken or some software calibrations are needed (I haben't done any for an year since I bought the device)

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