Upgraded 48MP ultrawide angle camera with a 1/2.6-inch sensor.
Main lens also upgraded to 48MP with a larger 1/1.4-inch sensor.
Larger sensor size allows for better light capture and improved photo details.
Capture button expected on all iPhone 16 models, offering gesture controls.
Gestures include zooming, focusing, and activating video recording.
Button's mechanical design is a surprise, responding to touch and pressure.
Final iPhone 16 design may change before the expected September launch.