A 4.7-inch Retina HD display with 3D Touch. 7000 series aluminum and stronger cover glass. An A9 chip with 64-bit desktop-class architecture. All new 12MP iSight camera with Live Photos. Touch ID. Faster LTE and Wi-Fi. Long battery life and iOS 10 and iCloud. All in a smooth, continuous unibody design.
Comes with 2GB of RAM. The phone packs 16GB of internal storage that cannot be expanded. As far as the cameras are concerned, the Apple iPhone 6s packs a 12-megapixel primary camera on the rear and a 5-megapixel front shooter for selfies.