MacBook Pro 16 inch battery life

Just got a new MacBook Pro 16" and today is the first full day of use. I am getting less than 4 hours of battery life, not even close to the advertised 11 hours.


Will do more testing at work tomorrow and hopefully things improve.


Config is 2.4GHZ 8-core, i9, 32GB RAM, Radeon Pro 5500M 8GB


MacBook Pro 16", macOS 10.15

Posted on Nov 24, 2019 7:55 PM

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Posted on Mar 25, 2020 11:01 AM

Partially figured it out (for me at least)


Station (getstation.com) was forcing my discrete GPU to run all the time and eat up all my battery.


Open it using terminal with this command: `open /Applications/Station.app/ --args --disable-gpu`

and your battery life life goes from about 3 hours to over 5 hours.

Still not even close to a full day, but much better.

167 replies

Aug 17, 2020 5:16 AM in response to funnysun

The only slight help I have found was the 2 addition above; one which allows the CPU to not Turbo Boost. You can turn it off and stop overclocking and reduce heat. The add-on also monitors stress on the CPU as well as temp. The other is the tool that turn off the dGPU. It appears Apple did not thin the design of this machine through. I am on machine #2 and will send them back repeatedly until they do something to fix the issue or recall them.

Apr 8, 2020 6:43 AM in response to gerasimos89

If Apple had advertised “about 4 or 5 hours with typical usage” I think we’d all get on with our day. My 2018 13” MacBook Pro boasted a 7-8 hour battery, so if I got 5.5 I was pretty happy.


In my testing, an hour on Zoom used 25% battery. Google Hangouts and FaceTime by comparison use much less. Zoom chews through battery faster than some Pro Adobe apps!


On another note, the new MacBook Air — which advertises an 11 hour battery — gets half of that in real world testing reviews (theverge.com).


It also might help to point out, that for whatever reason, my laptop seems to have settled on 5.5 hours of battery on consistent practical use. This is after constant use for three weeks.


Apr 9, 2020 7:27 AM in response to FrancescoCinque

"Honestly it sounds like an Apple employee post"


Wow how rude! I do not work for Apple. I posted 100% facts, but it sounds like you didn't want an actual solution or facts posted so you can continue to complain about Apple. Believe whatever makes you happy but the dGPU coupled with power-hungry apps that activate it is 100% the cause for 15" and 16" MBP's since they have discrete GPU's.


"This is far away from the 11 hours, and I challenge anyone to say that it's not true."

Your tone is very rude and this is not about combating you but helping people with solutions. Take it up with Apple if you think your MacBook is defective. Furthermore I never replied to any of your posts so your accusations of me calling you a liar are out of place sir. Also you're NOT the OP. My post was replying to the OP's issue. Your name does NOT match the OP.

May 23, 2020 8:25 AM in response to Grant Bennet-Alder

The bottom line is a brand new machine should not drain a battery when not doing anything but simple work. And if it is supposed to charge/discharge differently, then Apple and ALL service people should understand this and the consumer should be given the same answer. Not one review I originally read said one word about this issue. I spoke over weeks time to more than 5 people, Wasted hours and hours, including when on duty in a situation that was an emergency and some of the people I spoke too certainly gave incorrect information about even the most simple related issues. The machine was brand new. The replacement is brand new and not having this issue at all. The older new one also got very hot often. I have not had this problem at all on the new replacement. Yes, some of their machines are faulty. Why, I sure as heck don’t know, but such issues should not be happening. It certainly is not what I expect from Apple!

Jun 10, 2020 5:51 AM in response to Raj Grainger1

Hi guys, I still read this discussion with a lot of interest. I think that after some months the battery life of my MBP is going way better. I didn't changed any of my regular tasks. During the quarantine I've achived 7hrs of light use (wifi, google chrome, office, whatsapp app and a little bit of photoshop - 80% screen brightness).


What I noticed that is quite strange is that the GPU is triggered also when I use Garageband. I record Podcasts and the software that I use is Garageband + the internal Microphone (which in certain conditions is great). So seems that not the entire Apple software suite is optimized.

Jul 15, 2020 10:39 AM in response to Michael Ginsberg

I'm starting to think there may be an hardware issue on these devices.

I noticed a faster then expected drain on my MacBook Pro 16" bought in February.


Moreover during the lock-down in my country I was unable to use the Mac because I did not have it with me.

When I finally picked it up after a month and a half I found it at 0% even thought it was turned off the whole time.

My hypothesis is that something is consuming power significantly in any condition, even when turned off.

I re-tested the same thing for a week after a SMC reset and I got -13%.


Are you guys also getting something similar?

Jul 23, 2020 12:34 PM in response to Grant Bennet-Alder

@Grant Bennet-Alder that is 100% FALSE. Even APPLE Senior Level Support will tell you to do so. If you read numerous posts people explain doing this and going from 4 hours of battery life to almost 11. Additionally, you get so many cycles or charges on a battery and Apple also suggests running the battery as low as possible before recharging so you are not going from 75% to 100% and it counting as a cycle. Oh and FYI - The new MacBook Pro's have a lithium‑polymer battery2...

Dec 16, 2019 9:21 AM in response to Michael Ginsberg

I have that same Config (2.4Ghz 8 core i9, 32Gb Mem, Radeon Pro 5500M 8GB, 2Tb SSD), MBP 16" 2019. I didn't really think about it much until now, but it seems like even turned off the unit is draining to zero overnight. However, I might have left something like Avast on to run a virus scan before I went to bed, so maybe that was it.


Will do some more testing. Hope all is well, will advise.


One thing I was surprised to notice is that the new chargers are 96W versus 87W. Also there is this literature about whether you have the right USB-C cord,

https://support.apple.com/en-us/HT201700

but the one that came in the MBP 16 inch box has no writing or serial number on it at all, from what I can see, and yet the literature seems to imply that if you don't have a serial number on the USB-C cord, it is the wrong one.


Feb 28, 2020 4:46 PM in response to Michael Ginsberg

Have the same issue, the computer is roughly 28 days long, horrible battery life, around 2-3 hours while reading on safari reader view, constantly checking. with Activity Monitor, there are no apps that are using significant power.


And 2 days ago started the second act of the issue, I discovered that the computer thinks it is plugged in even it isn't! It has been showing "not charging" on the battery menulet for the last 2 days. The issue isn't resolved with an ordinary restart, an SMC or PRAM reset looks like a solution for up to 2 hours then it is back.


And now for the last hour, while it is not plugged in, it shows "charged" with a thunderbolt on the battery icon on the menulet, where as iStatPro shows "charging" with 96% battery, on the other hand Coconut Battery shows "Connected" with 89% battery. Go figure! The **** machine and the battery is just 28 days old!


I would advice everybody on this thread to check if their machines think they are plugged in and since I do not expect Apple to figure out the problem soon hope anybody here stumbles upon one.


Cheers

Mar 12, 2020 1:48 PM in response to dev.razdev

Same here.

My battery drains when the lid is closed overnight in my new 16inchMBP.


My old MBP 15inch 2015 let me just close the lid and return a week later and continue as if I just close it with the same % charge and no power cord connected.


I have found some of the wake reasons:

these are the culprits:

(AppleACPIPlatform) AppleACPIPlatformPower Wake reason: EC.SleepTimer (HibernateError)

 (AppleTopCaseHIDEventDriver) [HID] [ATC] AppleDeviceManagementHIDEventService::processWakeReason Wake reason: Host (0x01)

(AppleIntelCFLGraphicsFramebuffer) [IGFB][INFO   ] FB0 power state transition Sleep to Doze

(IOBluetooth) [com.apple.bluetooth:CBPower] PMConnectionHandler - Dark Wake IOPMSystemPowerStateCapabilities - Sleep


However what disappoints me the most is that this is a problem for many users (lots of posts on forums), and Apple is just pretending not to see it. 




Mar 21, 2020 8:14 PM in response to Michael Ginsberg

I have the i9, 5500M, 64BG, 1TB config and the battery hardly lasts for 2.5-3 hours with Chrome, 1 node instance, Safari, Sublime Text and Spotify. It almost always shows screen brightness under “using a lot of energy” section, even when the brightness is set to 50-60 percent.


My 13-inch MacBook Pro with i5, 16 GB, 1 TB seems to last 2-3 times more. This is sad :(

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MacBook Pro 16 inch battery life

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