The Apple iPhone 4s was announced in 2011, October 04. Released 2011, October 14 With 3.5 inches, 36.5 cm2 (~54.0% screen-to-body ratio) IPS LCD, Powered by Apple A5 (45 nm) and running iOS 5, upgradable to iOS 9.3.6, the device delivered smooth performance and multitasking capabilities. Its 8 MP, f/2.4, 35mm (standard), 1/3.2", 1.4µm, AF rear camera captured crisp photos and 1080p@30fps video, while the Li-Po 1432 mAh, non-removable (5.3 Wh) ensured long-lasting usage.