What do you recommend for extended battery? - Samsung Mesmerize

What do you recommend for extended battery life,preferably something that doesnt include me flashing another rom. currently on cyanogen.

well...
I use Juice Defender to control data connections, etc.
Also, I use nemesis2all's OTB kernel http://forum.xda-developers.com/showthread.php?t=1119169
and use the "voltage control" app to undervolt my phone.
That's a pretty good start right there.

http://www.amazon.com/gp/product/B004GHMS0S
I know you want to extend your current battery life, but I use the above. Works pretty good. Ya it makes the phone bigger, but really its not a big deal.

diizasta2010 said:
What do you recommend for extended battery life,preferably something that doesnt include me flashing another rom. currently on cyanogen.
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I've been getting amazing battery life while overclocked and undervolted using nemesis2all's OTB with CM7. And you can also change the screen rendering effects in CyanogenMod settings. I used to use juicedefender, but now I find it easier to just manually toggle data in the notification bar.

Related

G2x Recommendations?

Got my G2x April 30 for my B'day, but I found out what ROM's and Rooting was last week haha. So I rooted my phone right away and got the Ultimate G2x ROM cause it looked nice. What I wanna know is what do you guys recommend like the cases, ROM's, batteries, etc. Also, what's a Kernel, and how do I change it?
I also read around here about ROM's or Kernels that can make the battery last longer. Where can I find those? And to anyone who has Ringke case, I read that it's kinda loose. Is that true cause I like how the case looks overall.
I'm running Eaglesblood android 2.2, it's rock solid
ciaphuas said:
I'm running Eaglesblood android 2.2, it's rock solid
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Same, nothing better than 1.05 EG Froyo, stable and fast. Add Faux Froyo Kernel and this phone is blazing fast.
Right now I returned to Stock Froyo with Faux Kernel and removed all bloat to see how she runs, two days so far so good. But EB is the best ROM out there so far.
I started on Ultimate and it is on par with EG Froyo, but the developer stopped updating so EB became ROM of choice.
I have a Lime Green Ringke case that I don't use anymore. Fits good and in perfect shape. Out of all the cases I've tried (for various phones) the ringke case was pretty sweet. Has a good feel to it. I only don't use it because cases kinda drive me crazy. I always buy cases and end up not using them. Send me a PM if interested.
I like CM7 roms because of all the extra features it has (downloadable themes, data toggles, etc). I don't mess with Kernels for some reason. Basically kernels adjust the processor clocks and power consumption by overclocking and undervolting. So usually you get more power while using less battery. They also cut back several other things like signal behavior.
Once you root, you can try SetCPU, which allows you to set Power profiles such as "When the screen is off" and lower the CPU frequency so it isn't running so fast while not being used.
If set up properly you can really save a boatload of battery and extend the life between charges.
I have the speck candyshell case. Fits nice and tight but the charging port needs modification or your charger will put strain on the port.
Sent from my LG-P999 using Tapatalk
jabhome said:
Same, nothing better than 1.05 EG Froyo, stable and fast. Add Faux Froyo Kernel and this phone is blazing fast.
Right now I returned to Stock Froyo with Faux Kernel and removed all bloat to see how she runs, two days so far so good. But EB is the best ROM out there so far.
I started on Ultimate and it is on par with EG Froyo, but the developer stopped updating so EB became ROM of choice.
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So hows the battery on it? Right now my battery lasts around 20hrs (with light use) and about 4:30-5 hrs of playing Modern Combat. (Wifi enabled and automatic brightness)
Eaglesblood. U can't go wrong. Fastest Rom I ever seen.
Sent from my HTC Sensation 4G using XDA Premium App
A kernel is the lowest point of your phone's software. It's what controls how the hardware talks to the software; how the keys respond, how the battery is used, how the CPU behaves, etc. Using a poorly made one is extremely dangerous, but luckily we have several that are NOT poorly made. Faux's and morfic's are generally considered the best.
Changing kernels is as simple as flashing a .zip, just like a ROM. You should wipe Dalvik and maybe cache before flashing.
Thanks guys, I'm deciding to go with EagleBlood and Faux kernel... for now.

[Q] just got the Nexus S 4G. should i stick with stock?

Hey everyone, i just upgraded to a Nexus S 4G this morning from the ol samsung transform, and i was planning on applying cyanogen but then i messed with the phone a bit, did root and restored a couple of my game apps...it seems to work with very nice speed, only serious issues ive noticed are just with the signal, sensitivity of keyboard, and i havnt had time to see battery life yet..
But i was wondering, since the stock rom is so clean and fast, why are we putting on different roms like cyanogen?
More importantly, as far as kernel, whats the best kernel right now for nexus 4g? im running stock kernel, but naturally and ideally id like even more speed(not sure what id use it for, but always nice), better battery life, and better data signals..
ive been reading about overclocked kernels a little bit and such, so basically im wondering about what you guys would say to all this? should i change rom &/Or kernel? to what? why? does overclocking at 1.4ghz like these kernels say have any negative side effects? things like that.
Thanks for your response!
~ Master Ramy
Master Ramy said:
Hey everyone, i just upgraded to a Nexus S 4G this morning from the ol samsung transform, and i was planning on applying cyanogen but then i messed with the phone a bit, did root and restored a couple of my game apps...it seems to work with very nice speed, only serious issues ive noticed are just with the signal, sensitivity of keyboard, and i havnt had time to see battery life yet..
But i was wondering, since the stock rom is so clean and fast, why are we putting on different roms like cyanogen?
More importantly, as far as kernel, whats the best kernel right now for nexus 4g? im running stock kernel, but naturally and ideally id like even more speed(not sure what id use it for, but always nice), better battery life, and better data signals..
ive been reading about overclocked kernels a little bit and such, so basically im wondering about what you guys would say to all this? should i change rom &/Or kernel? to what? why? does overclocking at 1.4ghz like these kernels say have any negative side effects? things like that.
Thanks for your response!
~ Master Ramy
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There are quite a lot of things that can be changed by flashing a custom ROM. Cyanogen is reported to be more responsive than stock android, and a slight improvement on battery life and performance. Also, with other ROMs like MIUI you can completely change the entire GUI basically. The lockscreen becomes changeable by one click in the themes app. I've also noticed a slight improvement in battery life/performance and responsiveness.
Also, with regards to kernels, they add extra features (like voodoo sound, BLN notifications, UV'ing, OC'ing, etc). Now if you're looking to overclock your CPU AND save on battery life then that is probably not going to happen. If you OC the CPU you'll as a result draw more battery power when it reaches it's peak. Hence why I went with the TEUV88 kernel. This kernel undervolts the CPU yet manages to give me the same performance as the stock kernel. It runs extremely nicely and the battery lasts me about 24-30 hours on moderate usage where as before I was getting around 16.
Hope this helps.
Edit:: note that both undervolting and overclocking can be dangerous for any phone. The kernel developers put their kernels through testing though to ensure they are stable enough for most people (I hope anyways). But be aware that it is possible to damage the hardware be either of these methods.
yeah im looking at more undervolting for battery life cause current performance seems great for me as of this point. but i mean cyanogenmod doesnt change much since its built on gingerbread, its just slightly more customized, but on the actual performance side, it is a slight increase? so whats the best kernel for undervolting and still getting stock performance or more? im guessing its the one u just mentioned? cause i saw a voodoo kernel or something on main dev page and itwas undervolted and OCed to 1.4 i think...idk.
Yeah you might be talking about the matr1x kernel. It ocs to 1.44 and is uved also. Plus has voodoo sound, bln and bld. Some people have issues with cm7 and some don't. I really don't like the look of miui so I can't say for it. But I use decks 1.3d with zero issues and matr1x kernel with zero issues along with heavy use 4+ hrs screen time in over 12hrs. Personally running 1.44 your phone will prolly lock up but I run 1.2 non stop no freezes or lockups or reboots. Try them and see qhich ones fit you and what you like.
Sent from my Nexus S 4G using XDA App
I'm still on stock with mine and honestly, I don't need anything else... i get 12-15 hours of moderate use and i don't really know what lag is because i never experience it with my phone.
The above posters are correct in everyway. I mean it definitely comes down to preference. I was averaging about 13-15h on my stock kernel/rom but my phone would be basically completely dead.
I switched to TEUV88-rammstein2 (Trinity Undervolted rom). It has Voodoo sound, BLN (backlight notification), and with todays update it has touchwake mod. So as you can see my phone lasted 15h (still with 35% battery left) with 3h of screen on, and 45m of audio streaming, and lots of texting.
Check out my post: http://forum.xda-developers.com/showpost.php?p=17108560&postcount=3154

[Q] Question about Kernels

Hi, my Triumph should be arriving in the mail in just a few days and i was wondering which is the best kernel or ROM and Kernel combination that is best for battery life? I've heard that battery life on the Triumph is not so good. Maybe it's false but i would still like to know.
jerenater10 said:
Hi, my Triumph should be arriving in the mail in just a few days and i was wondering which is the best kernel or ROM and Kernel combination that is best for battery life? I've heard that battery life on the Triumph is not so good. Maybe it's false but i would still like to know.
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I would go with CM7
That's what i was planning on. Does your Triumph give you battery problems?
jerenater10 said:
That's what i was planning on. Does your Triumph give you battery problems?
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The battery life is a lot better now with the latest builds of CM7 and MIUI.
I just use CM7 and leave wifi and bluetooth off, no juice defender or anything like that and I can easily go all day with no charge, typically about a day and a half and my battery is getting low but it really depends on what you are doing like games, wifi, videos and whatnot.
Before I think there was a problem with the battery draining while in idle but things have cleared up since then, There are also third party kernels you can OC and everything, but you can use them to undervolt as well to save some battery if you know what you are doing. over on androidforums there is a lot more chatter about this phone, just so you know.
ketjr81 said:
The battery life is a lot better now with the latest builds of CM7 and MIUI.
I just use CM7 and leave wifi and bluetooth off, no juice defender or anything like that and I can easily go all day with no charge, typically about a day and a half and my battery is getting low but it really depends on what you are doing like games, wifi, videos and whatnot.
Before I think there was a problem with the battery draining while in idle but things have cleared up since then, There are also third party kernels you can OC and everything, but you can use them to undervolt as well to save some battery if you know what you are doing. over on androidforums there is a lot more chatter about this phone, just so you know.
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Thanks. I got my phone today and im loving it so far. Do you know which of those third party kernels are good for battery life and that i can install over stock? I'm not quite ready to install a ROM yet but i already did the HTC Thunderbolt Build.prop tweak and obviously im rooted.
It's usually not the kernel but whatever governor you have it set to use. Even the stock can get improved performance if you switch the governor to such--”performance”--but I'm probably not the guy to tell you about which one is best.
I also have the silly feeling a lot of misconceptions abound here...in the form of ”I changed this setting and now my device lasts longer..., oh btw I no longer play with it 24/7.” In other words, use drastically impacts battery performance. JuiceDefender is an amazing tool but it won't do you a bit of good if you're testing out your phone's Adobe Flash capabilities regularly.
Sent from my Wildfire S
The Savagezen and interactive (not sure if interactive is on any of the kernels for this phone.) gov isn't that great. At least not in my experience. I had SmartassV2 on my girlfriends phone and it got ~3600 on Antutu benchmark at 1.5 and when I used Savage at 1.5 she got ~1700. The interactive gov made my friends Dinc2 noticably slower. Just switching home screens it lagged to the point it was hard to get into the app to change the gov.
CM7 + TheOC kernel allows adjusting voltage & overclock or underclock. You really should flash a CM7 ROM. Having it just rooted can be dangerous because you're not using a custom recovery to make a backup image, and if something messes up, you don't have a backup ROM to restore. Going to a different ROM forces you to make a backup, then there's a backup to restore if you mess things up.
Governors just tell the CPU how fast to ramp up to a certain frequency, & how long to stay there. It's hard to balance fast ramp up (less lag), and low battery drain (spend more time in the lower frequencies). I like interactive/x, find that smartassv2 spends too much time in the mid frequencies (~500) even for light work. Using the app CPU Spy helps a lot to see what's going on. Also it tells you whether your phone is sleeping properly when screen is off, which is a big factor for battery drain.

Most Efficient Rom?

Just curious, in your experience which rom is the most efficient for you?
By efficient i am talking about battery life and speed.
I'm using revolver and as of recently my battery isnt as good as it used to be.
Ive heard great things about revolution and krakd, but im hesitant on testing their battery life my self. can anybody who has used multiple transformer roms confirm which one is the most efficient for them?
I found revolver gave me the best battery life after trying them all. When all is said in done, the ROM probably has very little impact on the battery life, it is how you use and manage the device.
I have decent undervolt settings and toggle my brightness setting wisely. Considering the display east the most battery try lowering the brightness.
Also, fully charge your transformer and in recovery wipe battery stats, it will for sure help out.
If nothing works, try re-flashing the ROM, and start out fresh like that (of course after backing up all of your apps).
revolver is the best in my opionion. The least bloat from what ive seen.
ThEiiNoCeNT said:
I found revolver gave me the best battery life after trying them all. When all is said in done, the ROM probably has very little impact on the battery life, it is how you use and manage the device.
I have decent undervolt settings and toggle my brightness setting wisely. Considering the display east the most battery try lowering the brightness.
Also, fully charge your transformer and in recovery wipe battery stats, it will for sure help out.
If nothing works, try re-flashing the ROM, and start out fresh like that (of course after backing up all of your apps).
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What undervolt settings would you recommend?
abhayy said:
What undervolt settings would you recommend?
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Its different each device some more some less experiment with temp setting to avoid boot loop
Sent from my tf101 using xda premium 1.54Ghz

[Q] Stock battery life compared to custom roms

Hello,
i'm new on the Nexus S. I had a Milestone and tried pretty much every custom rom, as the Milestone stock rom was slow, unstable and outdated.
I read many times "great battery life" within the description of Nexus S custom roms (e.g. Codename).
BUT, is it better than the stock-kernel battery-life? And how much better (guess)?
I ask, because most of the Roms are overclocked and perhaps the "great battery life" is relative to those speed-optimized roms.
For me the speed of the stock rom is totally okay and it seems totally stable. I would only "custom-ize" it, if the battery life would be (significant) better – else: "Never change a running system!"
AK
p.s. Links are welcome, as i didn't find any comparison like this.
I have found stock GB rom was a battery hog. I tried a few roms but loved that CNA will pull all your apps from the market for you(I didn't have to download them all manually)
With a custom rom you can change more settings, you can change governors, you can change the cpu speeds and voltage. With deep idle sleep working your phone sips power when in your pocket. I like the Air Kernel,3.x with the scary setting, seems to use lower cpu frequencies more often.
you can find roms that are stripped down to next to nothing, these should give you better battery life then stock, to fully loaded roms that most likely will not give you better battery life.
I have my cpu set to 200 min and 1400 max running air kernel with the scary governor. scored around 2500 on Quadrant and battery last pretty good as when I just have the screen on, not doing much the cpu is running 200Mhz and the phone goes in to deep sleep right away.
try CPUspy and cool tool, CPUspy lets you see the states the cpu is using for a given time and cool tool can display cpu/power details in the top bar.
Through my ROM testing with ICS, most ROMs give very comparable battery life. Battery life relies very little on the ROM itself assuming there is no wakelock or similar issue which is because of the ROM, which in a good ROM there won't be. There may be some settings which are added or changed that have some effect, but likely nothing very major, especially in my experience.
Normally the bloatware is what drains battery with unused apps opening in the background.
Custom ROMs omit and give the option of certain bloatware.
Also some ROMs have great idle compared to stock.
But overall if u control ur mobile data, wifi, gps and sync then u can better or great battery life on any ROM just as long as its not a newer ROM that is still testing. And most custom ROMs have the pull down notifications that make it easier to control all of them.
I personally use SLIM ICS and its comes simple enough that u customize it.
Vs Nexus S 4G

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