RANKED: Battery Life For Samsung Galaxy S8+ And IPhone 7

The Samsung Galaxy S8. The battery on the flagship device lasts for exactly 8 hours, according to test results published by phoneArena. Considering this phone has a 6.2 inch display and a powerful EXYNOS 8895 processing chip, that's not too shabby, according to phoneArena. There were concerns that the 3,500 mAh battery might not provide enough power but phoneArena said this wasn't the case.

Google Pixel XL (7 hours 19 minutes) and the OnePlus 3T (5 hours 41 minutes). However, it doesn't last quite as long as the battery life on the iPhone 7 Plus (9 hours 5 minutes). Galaxy S7 Edge (7 hours 18 minutes). The screen was tested at "200 nits" of brightness, which is comfortable for indoor use, according phoneArena.

Back in iOS 10.2.1, Apple added a power-management feature to iPhone 6, iPhone 6 Plus, iPhone 6s, iPhone 6s Plus, and iPhone SE that throttles the maximum performance to compensate for declining battery life. When you take your phone in for repair, Apple will run a diagnostic test to check the battery life, but iGeneration is reporting that batteries will be replaced regardless of the results. Battery will give an overview of your iPhone's battery health. How do I check my own iPhone's battery life, OS 11.3 has new Battery settings you can use to check your battery's viability.

We have a guide to the Battery setting for iPhones that you should check out. If you don't have iOS 11.3 you can use third-party Mac app coconutBattery to get an quick overview of your iPhone's battery. After downloading the app, plug in your iPhone, allow it to be used by your Mac by pressing Trust on your iPhone, and launch the coconutBattery app on your Mac.

Then select the iOS device tab to see your iPhone's charge capacity. What is Apple doing to stop this from happening on my new iPhone X, Battery life will be an issue for as long as iPhones use rechargeable lithium-ion batteries, but Apple is promising to be more transparent about the issue going forward.