Apple Watch Series 9
- 45mm or 41mm case size
- Aluminum or stainless steel
- Speaker
- Microphone
- Digital Crown with haptic feedback
- Side button
- Double tap gesture^
- On-Device Siri^
- Always-On Retina LTPO OLED display
- Edge-to-edge display
- Ion-X front glass (Aluminum cases)
- Sapphire front crystal (Stainless steel cases)
- Up to 2000 nits maximum brightness
- 1 nit minimum brightness
- S9 SiP with 64-bit dual-core processor
- 4-core Apple Neural Engine
- 64GB capacity
- Blood oxygen sensor and app3
- Electrical heart sensor and ECG app4
- Third-generation optical heart sensor
- High and low heart rate notifications4
- Irregular rhythm notifications5
- Sleep stages
- Temperature sensing6
- Compass with Waypoints and Backtrack
- Always-on altimeter
- High-g accelerometer
- High dynamic range gyroscope
- Ambient light sensor
Safety:
- Emergency SOS8
- International emergency calling9
- Crash Detection8
- Fall Detection8
- Water resistance 50m (swim proof)11
- Dust resistance IP6X19
- L1 GPS, GNSS, Galileo, and BeiDou
- LTE and UMTS13
- Wi-Fi 4 (802.11n)
- Bluetooth 5.3
- Second-generation Ultra Wideband chip20
- Apple Pay
- GymKit
- Built-in rechargeable lithium-ion battery
- Up to 18 hours normal use16
- Up to 36 hours in Low Power Mode16
- USB-C magnetic fast charging cable
- Operational temperature: 32°F to 95°F (0°C to 35°C)
- Nonoperational storage temperature: 4°F to 113°F (-20° to 45°C)
- Relative humidity: 5% to 90% noncondensing
- Operating Altitude: 0 feet to 10,000 feet (0 m to 3000 m)
Dimensions
- Height: 41mm
- Width: 35mm
- Depth: 10.7mm
- Weight (Aluminum, GPS): 31.9g
- Weight (Aluminum, GPS + Cellular): 32.1g
- Weight (Stainless Steel): 42.3g
- Height: 45mm
- Width: 38mm
- Depth: 10.7mm
- Weight (Aluminum, GPS): 38.7g
- Weight (Aluminum, GPS + Cellular): 39.0g
- Weight (Stainless Steel): 51.5g
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