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2016 macbook pro 15" with touch bar poor battery life

I just received my new 15" MacBook Pro with touch bar. The battery life is horrible!!! I have Safari open with 6 tabs and with 95% battery, I am told that I have under 3 hours of battery life left! I thought these things were supposed to get 10 hours? I ran the battery down in 3 hours last night only browsing the web. I wasn't watching videos, just browsing. Is there something wrong with my laptop?

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MacBook Pro with Retina display, macOS Sierra (10.12.1), 15" with touch bar

Posted on Nov 20, 2016 10:07 AM

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Posted on Mar 5, 2017 11:31 AM

Hey everyone,


Received a new MacBook Pro with Touch Bar 15" as well, and like several of you, was shocked by the short battery life, even with the software updates. After some extensive trial and error, I have remedied my battery woes! Sharing out in case it helps any of you.


The largest change in my case was as some suggested, an SMC reset AND a NVRAM Reset. After doing both, my time remaining shot from 3-4 hours to 9-10 hours and even longer with further tweaks. I was shocked, but was able to verify the change based on using the Battery Guru app. The Milliamp output has been cut nearly in half to ~600 and the machine is significantly cooler during light usage. See below.


A little background:

  • As mentioned, my average was 3-4 hours with light usage. This was playing Spotify, writing emails, and surfing Safari only.
  • I have been using Fruitjuice and Battery Guru to monitor and verify usage time and energy output. Both put the machine at roughly 3-4 hours of battery time and on BG, I had an average ~1100 Milliamp output.
  • Assuming the higher output was the screen, kept brightness to 75% and reduced keyboard lighting to its lowest setting.
  • Confirmed Spotlight, Photos and iCloud had finished indexing before making a judgement.
  • Even after all of the above, still 3-4 hours.


But then: I noticed something was amiss when charging the device. The last time I did so, I found the machine running hot and I noticed the fan was going nuts. That lead to the SMC and NVRam reset. After doing so, voila! 9-10+ hours of battery life!


But not only that, I've been able to extend the battery even more so, doing some additional suggestions that the forums have suggested.:


  • Revisited my startup apps in Login Items and removed things like Skype for Business, Adobe Creative Cloud and several update checkers. Though several of these were negligible, some suggested S4B and Adobe may be eating up more resources and some have reported improvements.
  • Due to the recharge incident, I decided to disable Power Nap while on battery. I'm going to see if I run into the issue again while Power Nap is on charge, will report if it occurs again.
  • Download Turbo Boost Switcher to disable Turbo Boost. I found this adds around an hour of battery life back and the milliamp output can drop around 400 during light usage. Performance doesn't seem to be affected when doing light usage. I turn it back on when I'm working on more intensive applications or plugged in.
  • I keep my keyboard lighting low and brightness around 75%.


Anyway, that's been my experience, and I'm now very happy with the machine and thrilled that I don't feel the battery anxiety I once had. It would seem that there is something glitchy in either the hardware and software still, but hopefully it's just a SMC/NVRAM reset fix for many.


Good luck out there.

G

540 replies

Dec 7, 2016 6:07 AM in response to cab5g

I agree there are just too many variables and too much noise, now, to make much sense of what is happening. The only thing I think we can say for sure is that there is a very real problem with battery life across all late 2016 MacBook Pro models, regardless of build. It looks like there might be several issues, presumably related. It's not affecting everyone, but given the amount of traffic here and elsewhere, it seems fairly widespread.


I think a lot of people, myself included, will be waiting for the official 10.12.2 release. Even though others have shown that the various pre-release versions do not fix this problem, people will be hoping to see a resolution in the next official release of macOS. That release might well happen this month, but who knows?


If 10.12.2 doesn't fix things, I think there might be an avalanche of machines being returned.


Wonder how how this will play out in the press? Battery problems are making headlines: the iPhone 6s problems, Samsung's nightmares.

Dec 7, 2016 6:08 AM in response to cab5g

Just to add, I have a similar problem - and on a 13" machine (with touch bar), not the 15", so as others have pointed out, the GPU can't be the whole story. I did a clean install, reinstalling all my apps; and I know that none of them are obviously the problem, as they're exactly the same as on my three-year-old previous MacBook Pro and I'm currently getting less battery life than on that old machine.

Dec 7, 2016 6:39 AM in response to Ultima2876

Adding information here. Just one more anecdote with no science behind it.


I have a 15" model which shows the reduced battery life (3 to 4 hours depending on what I'm doing). I have Energy Saver set to automatically switch graphics modes. I used the "About This Mac" dialog to monitor which graphics card was in use.


After boot and login I did web and email stuff. Check mode and get "Intel" – the low-power one.

Start up "Photos" but don't do anything. Check mode and get "Radeon" – the high-power one.

Quit "Photos" and wait a few seconds. Still "Radeon".

Do some email and web stuff for a minute. Still "Radeon".

Do some email and web stuff for five more minutes. Now it has switched back to "Intel".


So my computer does switch back to Intel. It just takes a few minutes.

Dec 7, 2016 7:44 AM in response to cab5g

Same issue here with 4-5 hours at best, so I contacted Apple Support about it via Apple's chat service, and after they flooded me with questions about how many Safari tabs I have open and how much I use iCloud, they told me I should do the SMC reset and look to my MagSafe light indicators for cues. Jeeze. Very helpful when we don't have MagSafe connectors anymore, or lights in our connectors for that matter. This just signals that we bough a beta product and Apple employees have no clue about it until it comes out of this secret beta.


Anyways, the SMC reset did not help so we spent a good time going over the energy impact ranking of my apps in Activity Monitor, very insightful and deep conversation, with Safari and Photoshop taking the top spots with low numbers. So nothing really makes sense here. When I asked if there was a way to see how much energy the Touch Bar was consuming, they ended the chat session.


What really gets me is that my typical work use case involves a series of apps including Xcode, but since I'm in a design stage of a project, I haven't used Xcode in this new Mac. What do you think that would do to battery life? Is it a MacBook "Pro" when you get 4 hours of it? A heavier workload on older hardware yielded at least double the battery life, and that's just unacceptable. I'm left scratching my head over this since there's no updates almost a month after launch, Apple needs to step it up.

Dec 7, 2016 7:57 AM in response to cab5g

It's been suggested that using the discrete graphics chip might have something to do with this but others, without such a chip, have reported the same problems, and so that's all inconclusive.


If it helps, there is definitely something strange going on with the discrete graphics for those of us who do have them. According to my Activity Monitor, Energy tab, I'm currently running on the high performance graphics card, but none of the apps listed are requiring it. It's been like this for several hours. Should have switched back by now. Seems that for some reason macOS doesn't want to switch back to the integrated graphics. Either that or the Activity Monitor information is wrong.


As I said above, I don't think this is *the* cause of the battery issues, but if what I'm seeing is real, it won't be helping. I think we have several problems, some affecting different builds, some not.

Dec 7, 2016 8:08 AM in response to cab5g

Many people have reported this problem, so hopefully Apple will acknowledge it. I got my computer 2 days ago, and have been experiencing shorter than anticipated battery life. While only running safari and outlook, I am only getting 4-5 hours per charge. I did a test this morning with a colleague in a meeting as follows:


My colleague and I sat down this morning and both had 100% charge. He has an early 2015 13" MacBook Pro with Retina display with the same specs as mine (512gb hard drive, 8 Gb RAM). After 45 minutes, I was down to 87% running just outlook and safari. He was only down to 97% and was running 4 safari tabs, 3 different powerpoint presentations, outlook, prism (data analysis software) excel, and word. He was estimated to have 9 hours of battery left while I was down to 4.5 hours. I know they are different computers with different components but the battery in mine should not be so much worse than his is.


All of this is after I had called apple support and re-installed Sierra OS.


Please Apple, come up with a solution. Even if I trade in a get a new one, I am not confident that it will be any better with so many people reporting the same issues.

Dec 7, 2016 8:13 AM in response to eschott1

I was exactly the same as you on 2 different MBP's the new one had the same issue. Until I erased my disk using the disk utility, re-installed OS, manually installed all my apps and did not do a migration. Now I'm getting a good 9 hours of light use safari, mail etc.


But, when I use photoshop the discreet graphics card kicks in and I used about 50% of my battery in 2.5 hours last night. Crazy battery use ... That's the only issue, my previous MBP did not die anywhere near as fast with using Photoshop.


There will be a fix for your issues, don't waste time with getting new machines.

Dec 7, 2016 8:19 AM in response to LidoShuffling

The problem I observed was that even though the OS reports that it has switched back to the Intel GPU - it hasn't really. It continues to use the dGPU silently while telling you it is using the iGPU -- the evidence for this, to me, is that the temperature and battery usage remains high until the computer is put to sleep and awoken again.


I tested again one more time earlier - while I am doing a 'battery race' with my work colleague. Sure enough, I opened Photoshop, and closed it (so my laptop "switched back to the iGPU", and reported the iGPU as being in use), but my battery continued to drain fast. After 15 minutes (and losing 3% of my battery -- and also losing my lead on the battery race vs his 2014 13" MBP) I put it to sleep for 10 seconds and woke it up. Here I am, 4 hours later, still on 22% after running all day.


Consequently, his battery is now a fair bit lower than mine, %-wise!


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2016 macbook pro 15" with touch bar poor battery life

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