Enabling Low Power Mode on the iPhone 6s cuts performance to iPhone 5s levels
Low Power Mode allows iPhone users running iOS 9 to eke out more battery life when the battery is getting low. It doesn’t just pull this ability out of thin air, it causes iOS to turn off certain features like mail fetch, background app refresh, automatic downloads, etc. What’s more, Low Power Mode significantly reduces the clock speed of your iOS device. We’ve seenbefore and after benchmarkswith older iPhones involving Low Power Mode, but what about Apple’s just-released iPhone 6s?...