My iPhone 16 Pro battery is draining rapidly

Hello, I’ve got iphone 16 pro for 10 days and ever since I got it, i have an issue with home&lock screen battery drain. Coming from 14 pro max, my settings were mirrored, I had no issue on my old device. Background app refresh, location services and other usual suspects are disabled, basically I’ve done everything that you typically do to save battery and yet my main battery consumption is home&lock screen. Today, 3 hours SoT, 23% usage with 17min on screen. I’m not using any widgets (calendar with disabled location), but i’ve tried to remove the widget and same result. Also not using AoD. Im running out of ideas and i’m very disappointed with battery performance. Upgraded from 18.1.1 hoping 18.2 will fix this, but no luck. Is there anything really that can be done to fix this or i have to wait for it to (hopefully) fix itself? I even disabled Apple Intelligence to see if this will be fixed. Appreciate any help. Cheers


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Posted on Dec 11, 2024 10:59 PM

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Posted on Jun 16, 2025 1:31 AM

Ultimate test: the iPhone was charged to 100% and put it off during night (11h pm). I noticed although it is off the iPhone stay slightly warm. This morning at 6h30, 43% remaining, so almost 60% of the battery was drained during the night when it was off (between 11h pm to 6h30 am)!!

I noticed that he draining curve has always the same slope whatever I do (saving mode, flight mode or off).Without any usage, I take less than then the working day to be empty. The iPhone is also quite hot, in charge and also in idle. It has been factory reset 3 times. I has the same setup than my previous identical iPhone 16 pro (which has a quasi flat draining curve slope). I have to send it back, there is an hardware issue for me.


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35 replies

Jun 17, 2025 10:47 PM in response to Mac Jim ID

today, results of my test: yesterday turn it off at 11h15 pm at 100% (it was plugged on the charger), all the night on the desk unplugged, and turn it on at 7h30 am: results : 39% battery remaining!! Even off it is still warm. Compared to my other identical iPhone 16 (broken display): its last charge was Friday 5pm and still 28% remaining this morning, in idle mode, all background refresh put on... with quite a flat drain curve...It is clear my new iPhone has a serious problem.

Jan 21, 2025 10:46 AM in response to _fanstelan_

Update: performed a full device restart and the issue persists. Home and lock screen is averaging around 15-20 minutes on screen in my settings and around the same amount of percentage of total battery consumption. Few minutes of Home and lock screen is using the amount of 40-50 minutes of tiktok for example, i’ve managed to compare it. So its like using an extra app and not using it. Very frustrating. If not fixed with IOS18.3 im selling my phone and switching to other brand.

Jun 17, 2025 10:39 AM in response to clemensfromewijk

I am not fully convinced it is hardware. This evening after a full drain out of my battery, looking at the use by the different applications, it tells my more than 2h or torch lamp today!!! crazy, as my iPhone was sitting on the desk as usual...Now I am charging it and once at 100% I will put it off until tomorrow morning. afternoon I will be going to Apple Store to show this ans especially the complete drain during night when it was off. it is also strange that when I put it on back, it says that all the off-period was a charging period, although there is a gap in the battery recording (because off). I can only hope they will change it, otherwise it is a shame and I will have to go on court.

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My iPhone 16 Pro battery is draining rapidly

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