| Material and Finish |
- Aluminum case
- Rose Gold, Silver, Space Gray, Jet Black
- Titanium case
- Gold, Natural, Slate
|
| Size and Weight |
- 42 milimeters
- Height: 42mm
- Width: 36mm
- Depth: 9.7mm
- 374 by 446 pixels
- 989 sq mm display area
- Weight (aluminum, GPS): 30.3 grams
- Weight (aluminum, GPS + Cellular): 29.7 grams
- Weight (titanium): 34.6 grams
- Fits 130–200mm wrists
- 46 milimeters
- Height: 46mm
- Width: 39mm
- Depth: 9.7mm
- 416 by 496 pixels
- 1220 sq mm display area
- Weight (aluminum, GPS): 37.8 grams
- Weight (aluminum, GPS + Cellular): 36.9 grams
- Weight (titanium): 43.1 grams
- Fits 140–245mm wrists
|
| Hardware and Buttons |
- Display
- Digital Crown
- Microphone with Voice Isolation
- Side button
- Band release button
- Electrical heart sensor
- Speaker/air vent
- Blood oxygen sensor and optical heart sensor
- Band release button
|
| Controls |
- Digital Crown with haptic feedback
- Side button
- Double tap and wrist flick gestures
- Siri with on‑device processing
|
| Chip |
- S10 chip with 64‑bit dual core processor
- 4‑core Neural Engine
- 64GB capacity
|
| Sensors |
- Electrical heart sensor
- Third‑generation optical heart sensor
- Blood oxygen sensor1
- Temperature sensor2
- Compass
- Always‑on altimeter
- High‑g accelerometer
- High dynamic range gyroscope
- Ambient light sensor
- Depth gauge to 6 meters
- Water temperature sensor
|
| Health and Wellness |
- Blood Oxygen app
- ECG app
- Cycle Tracking app with retrospective ovulation estimates4
- Heart Rate app
- High and low heart rate notifications
- Irregular rhythm notifications
- Medications app
- Mindfulness app with state of mind tracking
- Noise app
- Sleep app including sleep stages
- Sleep score
- Sleep apnea notifications
- Hypertension notifications
|
| Display |
- Always‑On Retina display with wide‑angle OLEDs and LTPO
- Ion‑X front glass with 2x scratch resistance (aluminum cases)
- Sapphire front crystal (titanium cases)
- Up to 2000 nits peak brightness
- 1 nit minimum brightness
- 326 pixels per inch
|
| Audio |
- Speaker
- Microphone
- Media playback
|
| Power and Battery Life |
- All‑day battery life, up to 24 hours of normal use
- Up to 38 hours in Low Power Mode
- Built‑in rechargeable lithium‑ion battery
- Fast‑charge capable
- Up to 80% charge in about 30 minutes
- 15 minutes for up to 8 hours of normal use
- 5 minutes for up to 8 hours of sleep tracking
|
| Operating System |
|
| Safety |
- Emergency SOS
- International emergency calling1
- Crash Detection
- Fall Detection
- Noise monitoring
- Backtrack
|
| Durability |
- Water resistance 50m (swimproof)
- Dust resistance IP6X
|
| Connectivity |
- L1 GPS, GLONASS, Galileo, QZSS, and BeiDou
- 5G and LTE
- Wi-Fi 4 (802.11n)
- Support for 2.4GHz and 5GHz Wi-Fi networks
- Bluetooth 5.3
- Second-generation Ultra Wideband chip
- Apple Pay
- GymKit
- Support for Apple Watch For Your Kids
- International roaming
|
| Environmental Requirements |
- Operating temperature: 32° to 95° F (0° to 35° C)
- Nonoperating storage temperature: –4° to 113° F (–20° to 45° C)
- Relative humidity: 5% to 90% noncondensing
- Operating altitude: 0 feet to 10,000 feet (0m to 3000m)
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