Victor Hristov. The history of the Apple iPhone series starts back in 2007 when Steve Jobs took the world by surprise with the announcement of a mysterious 3-in-1 device, which for the first time combined an iPod music player, an Internet communication device and a traditional phone. That was the original Apple iPhone. It was such a difference to the poor, 14-hour battery life of the iPhone 7 that I re-tested an admittedly year-old iPhone 7 with iOS 11 to see if the new software was responsible. It wasn’t Introduced with iOS 9, Low Power Mode is an easy way to extend the battery life of your iPhone when it starts to get low. Your iPhone lets you know when your battery level goes down to 20 per cent, and again at 10 per cent, and lets you turn on Low Power Mode with one tap. If you want an even better battery, consider the iPhone 7 Plus, a battery pack, or another phone. Geekbench 3 Apple iPhone 7 3,495 5,931 Apple iPhone 7 Plus 3,493 5,932 Apple iPhone 6S 2,527 4,402 Performance, battery life, and charging. The biggest upgrade in the iPhone 8 is the A11 Bionic chip. It offers a 30 percent efficiency boost and a 50 percent performance boost when compared to the The smaller batteries also boast support for wireless Qi charging and a new fast-charge capability, which means the iPhone 8 and iPhone 8 Plus can be charged to 50 percent battery life in 30 So to say that the iPhone 7 Plus gets 6 hours of battery life while the Galaxy S7 Edge gets 10 hours really just reflects that Samsung's AMOLED screen is far more efficient than the iPhone's LCD Reasons to consider the Apple iPhone 13 Pro Max. 3.7x better performance in AnTuTu Benchmark (1311K versus 358K) Higher display refresh rate – 120 Hz. Shows 78% longer battery life (43:41 vs 24:34 hours) Better camera quality (According to DxOMark rating) Thinner bezels – 19.7% more screen real estate. Has a 1.2 inches larger screen size. A1aD.