The iPad Air reigned supreme in a tablet battery life shootout performed by which.co.uk. The test compared the iPad Air, iPad mini 2, iPad mini, iPad 2, Tesco Hudl, Galaxy Note 10.1 (2014), Kindle Fire HDX 8.9, Kindle Fire HD, Nexus 7 (2). … [Read more...] about iPad Air Reigns Supreme in Tablet Battery Life Shootout