The HTC One E9 was announced in 2015, May. Released 2015, May With 5.5 inches, 83.4 cm2 (~69.7% screen-to-body ratio) IPS LCD, Powered by Mediatek MT6795M Helio X10 (28 nm) and running Android 5 (Lollipop), upgradable to 6 (Marshmallow), Sense UI 7, the device delivered smooth performance and multitasking capabilities. Its 13 MP, f/2.2, 28mm (wide), AF rear camera captured crisp photos and Yes video, while the Li-Po 2800 mAh, non-removable ensured long-lasting usage.