Display

• Retina LTPO OLED display

• Ion-X front glass

• Up to 1,000 nits maximum brightness

• 326 pixels per inch

Sensors

• Second-generation optical heart sensor

• Compass

• Always-on altimeter

• High-g accelerometer

• High dynamic range gyroscope

• Ambient light sensor

Power And Battery

• All-day battery life, up to 18 hours of normal use²

• Built-in rechargeable lithium-ion battery

• Up to 80% charge in about 1.5 hours