iOS 8 vs iOS 7.1.2: Battery-Life Performance Benchmarked on iPhones, iPads and iPod Touch

Apple recently rolled out the highly-anticipated iOS 8 update for iPhones, iPads and iPod Touch with a plethora of improvements, including revamped Notification Center, widgets and third-party keyboard support, while avid iOS fans are yearning for better battery-life with the new iOS software on their devices.

To help the users better understand the margin of gain or loss in battery-life across various iOS devices following iOS 8 upgrade, the folks at ArsTechnica have posted the results of an extensive Wi-Fi battery life test on devices running iOS 8 and compared it with those running iOS 7.1.2.

There is some good news for iOS fans as the test results show that iOS 8's battery life is on par with iOS 7.1.2 if not better for some devices, despite hundreds of new features added to Apple's new software.

The original iPad mini seems to enjoy the biggest improvement in battery life after iOS 8 upgrade in contrast to other devices including iPhone 4S, iPhone 5, iPhone 5c, iPhone 5s, iPad 4 , Retina iPad mini and iPod Touch.

A few reports of iPhone 4s users complaining about deteriorated battery life issues with iOS 8 have been making rounds on the internet, while the test results prove otherwise.

Check out the complete list of battery life scores (below) for each iOS device tested in iOS 8 and in iOS 7.1.2: