Battery Stats Plus creators log the best and worst Android devices and apps in terms of battery life

The creators of Battery Stats Plus for Android outed some graphs, based on reports from 474 Android devices and 5585 battery statistic reports in the span of the last three weeks.
Bear in mind that the app is installed on user's phones all over the world, so some of the phones and tablets with the best and worst battery stats might surprise you in the stat charts below.
source: RootUninstaller