15.40 cm (6.1-inch) Super Retina XDR display Advanced camera system for better photos in any light Cinematic mode now in 4K Dolby Vision up to 30 fps Action mode for smooth, steady, handheld videos Vital safety technology — Crash Detection calls for help when you can’t All-day battery life and up to 20 hours of video playback Industry-leading durability features with Ceramic Shield and water resistance