| Material and Finish |
- Aluminum case
- Dark Bronze, Light Gold, Black, Space Gray
- Titanium case
- Radiant Gold, Natural
- Ceramic case
- Pearl White, Night Blue
|
| Size and Weight |
- 46 millimeters
- Height (aluminum, titanium): 46mm
- Height (ceramic): 47mm
- Width (aluminum, titanium): 40mm
- Width (ceramic): 41mm
- Depth (aluminum, titanium): 9.7mm
- Depth (ceramic): 9.85mm
- 416 by 496 pixels
- 1196 sq mm display area
- Weight (aluminum, GPS): 39.5 grams
- Weight (aluminum, GPS + Cellular): 38.6 grams
- Weight (titanium): 44.9 grams
- Weight (Pearl White ceramic): 51.3 grams
- Weight (Night Blue ceramic): 52.9 grams
- Fits 140–245mm wrists
- 42 millimeters
- Height (aluminum, titanium): 42mm
- Height (ceramic): 43mm
- Width: 37mm
- Depth (aluminum, titanium): 9.7mm
- Depth (ceramic): 9.85mm
- 374 by 446 pixels
- 970 sq mm display area
- Weight (aluminum, GPS): 32.2 grams
- Weight (aluminum, GPS + Cellular): 31.5 grams
- Weight (titanium): 36.5 grams
- Weight (Pearl White ceramic): 41.7 grams
- Weight (Night Blue ceramic): 42.8 grams
- Fits 130–200mm wrists
|
| Hardware and Buttons |
- Microphone
- Speaker
- Health Sensing System
- Customizable Action button
- Siren/Speaker
- Antennas (GPS, cellular/satellite)
- Microphone
- Side button
- Microphone
- Digital Crown
- Depth gauge/Water temperature sensor/Altimeter
|
| Controls |
- Digital Crown
- Microphone with Voice Isolation
- Side button
- Band release button
- Speaker
- Health Sensing System
|
| Chip |
- S11 chip with 64‑bit dual core processor
- Audio Intelligence (Live Rewind, Siri Recap, Shazam, Sound Recognition)
- 4‑core Neural Engine
- 64GB capacity
|
| Sensors |
- Health Sensing System: second‑generation electrical heart sensor, always‑on optical heart sensor, blood oxygen sensor and temperature sensor
- 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 |
- Readiness app
- Vitals app with heart rate, respiratory rate, wrist temperature, sleep duration, and heart rate variability (HRV)
- Blood Oxygen app
- ECG app
- Heart Rate app
- High and low heart rate notifications
- Recovery HRV
- High‑frequency background heart rate tracking
- Irregular rhythm notifications
- Advanced Cycle Tracking app with fertile window estimates, retrospective ovulation estimates, and perimenopause and menopause support
- 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
- 1Hz refresh
- Active area (42mm): 374 by 446 pixels, 326 pixels per inch
- Active area (46mm): 416 by 496 pixels, 326 pixels per inch
- Ceramic Shield 2 (aluminum cases)
- Sapphire front crystal (titanium and ceramic cases)
- 2000 nits peak brightness
- 1 nit minimum brightness
|
| 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
- Up to 10 hours outdoor workout
- Built‑in rechargeable lithium‑ion battery
- Fast‑charge capable
- Up to 80% charge in about 30 minutes
- 15 minutes for up to 12 hours of normal use
- 5 minutes for up to 10 hours of sleep tracking
|
| Operating System |
|
| Safety |
- Emergency SOS
- International emergency calling
- Fall Detection
- Crash Detection
- Last Emergency Call Availability Waypoint
- Flashlight
- Backtrack
- Noise monitoring
- Check In
|
| Durability |
- Water resistance 50m (swimproof) under ISO standard 22810:201019
- Dust resistance IP6X
|
| Connectivity |
- All models
- Wi‑Fi 4 (802.11n)
- Bluetooth 5.3
- Precision L1 GPS (GPS, GLONASS, Galileo, QZSS, and BeiDou)
- Second‑generation Ultra Wideband chip
- Apple Pay
- GymKit
- Models A3582 and A3587
- Supports RedCap for 5G and LTE24
- FDD‑5G NR (Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n66, n71)
- TDD‑5G NR (Bands n38, n40, n41)
- FDD‑LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 66, 71)
- TDD‑LTE (Bands 38, 39, 40, 41)
- 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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