- Size and Weight
- Height: 40mm
- Width: 34mm
- Depth: 10.7mm
- 324 by 394 pixels
- 759 sq mm display area
- Weight (GPS): 26.4 grams
- Weight (GPS + Cellular): 27.8 grams
- Fits 130â200mm wrists
Controls
- Digital Crown with haptic feedback
- Side button
- Siri
Chip
- S8 SiP with 64-bit dual-core processor
- 2-core Neural Engine
- 32GB capacity
Sensors
- Second-generation optical heart sensor
- Compass
- Always-on altimeter
- High-g accelerometer
- High dynamic range gyroscope
- Ambient light sensor
Health and Wellness
Display
- Retina LTPO OLED display
- Ion-X front glass
- Up to 1000 nits maximum brightness
- 326 pixels per inch
Power and Battery Life
- 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
Operating System
Workouts and Activity
Running
- Custom workouts
- Customizable Workout Views
- Training load
- Heart Rate Zones
- Race Route
- Pacer
- Stride length, ground contact time, and vertical oscillation
- Automatic track detection
- Multisport workout
Hiking
- Compass with bearing, incline, elevation, and coordinates
- Custom waypoints
- Automatically generated waypoints to cellular connectivity
- Backtrack GPS data
- Offline maps with custom route creation
- Topographic maps for thousands of national and regional parks (U.S. only)
- Hundreds of curated hikes across all 63 U.S. national parks
Cycling
- Average speed, elevation gained, and distance
- Connection to cycling accessories via Bluetooth
- Functional Threshold Power
- Power Zones
- Cadence
- Live Activity on iPhone
Swimming
- Pool swim or open water swim
- Custom workouts for pool swims
- Splits and auto sets
- SWOLF score
- Automatic stroke detection
- Kickboard detection
- Average pace, total distance, and laps
- Safety
- Emergency SOS
- International emergency calling
- Crash Detection
- Fall Detection
- Noise monitoring
- Backtrack
Durability
Water resistance 50m (swimproof)
Connectivity
- L1 GPS, GNSS, Galileo, and QZSS
- LTE and UMTS
- Wi-Fi 4 (802.11n)
- Bluetooth 5.3
- Apple Pay
- GymKit
- Support for Apple Watch For Your Kids
- International roaming
- AccessibilityFeatures include:
Built-in accessibility features supporting vision, mobility, hearing, and cognitive disabilities.
- VoiceOver
- Zoom
- On/Off Labels
- Reduce Transparency
- Increase Contrast
- Color Filters
- Text Size
- Bold Text
- Reduce Motion
- Hourly Chimes
- AssistiveTouch
- Button Click Speed
- Touch Accommodations
- Auto-Answer Calls
- Type to Siri
- RTT Support
- Audio Volume Balance
- Auto Transcription
- Live Speech
- Accessibility Shortcut
- Mono Audio
- Taptic Time
- Personal Voice
- Environmental RequirementsOperating temperature:
32° to 95° F (0° to 35° C)
Nonoperating storage temperature:â4° to 113° F (â20° to 45° C)
Relative humidity:5% to 90% noncondensing
Operating altitude:0 feet to 10,000 feet (0m to 3000m)