Still mail app is running in background. Battery going down by 20% in a few hours with no phone use. If I switch the phone off. Leave for 5 mins and switch back on it temporarily clears the problem. It re occurs after a few hours. This is clearly a software issue with IOS 13.4 and the iPhone 11 Pro. There are 2 other iPhones in my household. Compare features and technical specifications for the iPhone 11 Pro, iPhone 11 Pro Max, iPhone 11, and many more. Battery. Up to 23 hours video Up to 11 hours For one thing, the battery life is much better. The iPhone 11 Pro Max lasted a more-than-impressive 40.5 hours in our testing. That’s the longest stretch of any phone currently listed in our iPhone 11 Pro price started at $999 / £1,049 / AU$1,749; Battery: 4 hours longer than XS Rear camera: 12MP + 12MP + 12MP Front camera: 12MP Waterproof: IP68 Headphone jack: No. Battery life (hours:minutes) iPhone 14 Pro Max: 13:07: iPhone 13 Pro Max: 12:16: the 12 Pro managed to hit 11 hours and 29 minutes at its 60Hz setting and even at its full 120Hz it lasted a The iPhone 11 supports Apple’s fast charging, which can give you up to a 50% charge in just 30 minutes. But, the phone ships with Apple’s standard 5-watt charger, which takes hours to give it a full charge. Only the iPhone 11 Pro and the iPhone 11 Pro Max ship with the new, faster 18-watt charger in the box. The 18-watt charger is much For the iPhone 13, Apple has packed in 12.41 watt hours, an increase of 15%. The iPhone 12 Pro had the same 10.78 watt hour battery as the 12, but the iPhone 13 Pro now has a 11.97 watt hour iPhone 12 Pro Max: 12 hours. iPhone 13 Mini: 13 hours. iPhone 13: 19 hours. iPhone 13 Pro: 20 hours. iPhone 13 Pro Max: 25 hours. The iPhone 13 lineup features new low-power displays, a more Apple iPhone 11, iPhone 11 Pro, iPhone 11 Pro Max are among the models suffering battery drain with “On 13.1 I got 18 hours of battery and for the life of me, couldn't drain it down past 30% Let's see how to fix this iPhone dead and not charging issue using Standard mode of Fixppo with steps. Step 1: Download and install iMyFone Fixppo onto your computer. Then click on Standard Mode on the main page. Try It Free Buy Now. Step 2: Connect your device to computer and click Next . 0zcmy0W.