Material and Finish
Aluminum case
Jet Black, Rose Gold, Silver
Titanium case
Slate, Gold, Natural
Size and Weight
- Height: 46mm
- Width: 39mm
- Depth: 9.7mm
- 416 by 496 pixels
- 1220 sq mm display area
- Weight (aluminum, GPS): 36.4 grams
- Weight (aluminum, GPS + Cellular): 35.3 grams
- Weight (titanium): 41.7 grams
- Fits 140‑245mm wrists
- Height: 42mm
- Width: 36mm
- Depth: 9.7mm
- 374 by 446 pixels
- 989 sq mm display area
- Weight (aluminum, GPS): 30 grams
- Weight (aluminum, GPS + Cellular): 29.3 grams
- Weight (titanium): 34.4 grams
- Fits 130‑200mm wrists
Hardware and Buttons
Controls
- Digital Crown with haptic feedback
- Side button
- Double tap gesture
- Siri with on‑device processing
Chip
- S10 SiP with 64‑bit dual core processor
- 4‑core Neural Engine
- 64GB capacity
Sensors
- Electrical heart sensor
- Third‑generation optical heart sensor
- Temperature sensor
- Blood oxygen sensor
- Compass
- Always‑on altimeter
- High‑g accelerometer
- High dynamic range gyroscope
- Ambient light sensor
- Depth gauge
- Water temperature sensor
Health and Wellness
- Blood Oxygen app
- ECG app
- Cycle Tracking app with retrospective ovulation estimates
- 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 apnea notifications
Display
- LTPO3 OLED Always‑On Retina display
- Wide‑angle OLED
- Up to 40% brighter when viewed at an angle
- Edge‑to‑edge display
- Ion‑X front glass (aluminum cases)
- Sapphire front crystal (titanium cases)
- Up to 2000 nits maximum brightness
- 1 nit minimum brightness
- 326 pixels per inch
Audio
- Speaker
- Media playback
Power and Battery Life
- All‑day battery life, up to 18 hours of normal use
- Up to 36 hours in Low Power Mode
- Built‑in rechargable lithium‑ion battery
- Fast‑charge capable
- Up to 80% charge in about 30 minutes
- 15 minutes for up to 8 hours of normal use
- 8 minutes for up to 8 hours of sleep tracking
Operating System
Workouts and Activity
- Custom workouts
- Customizable Workout Views
- Training load
- Heart Rate Zones
- Race Route
- Pacer
- Stride length, ground contact time, and vertical oscillation
- Multisport workout
- 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
- Average speed, elevation gained, and distance
- Connection to cycling accessories via Bluetooth
- Functional Threshold Power
- Power Zones
- Cadence
- Live Activity on iPhthtone
Swimming
Features include:
- 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
More Workouts
Safety
- Emergency SOS
- International emergency calling
- Crash Detection
- Fall Detection
- Noise monitoring
- Backtrack
Durability
- Water resistance 50m (swimproof)
- Dust resistance IP6X
Connectivity
- L1 GPS, GLONASS, Galileo, QZSS, and BeiDou
- LTE and UMTS
- Wi-Fi 4 (802.11n)
- Bluetooth 5.3
- Second-generation Ultra Wideband chip
- Apthtple Pay
- GymKit
- Support for Apthtple Watch For Your Kids
- International roaming
Accessibility
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
- Audio Volume Balance
- Audio Transcription
- Live Speech
- Accessibility Shortcut
- Mono Audio
- Taptic Time
- Personal Voice
Environmental Requirements
Operating temperature:
0° to 35° C (32° to 95° F)
Nonoperating storage temperature:
–20° to 45° C (–4° to 113° F)
Relative humidity:
5% to 90% noncondensing
Operating altitude:
0m to 3000m (0 feet to 10,000 feet )
