Material and Finish
Aluminum case
Rose Gold, Silver, Space Gray, Jet Black
Size and Weight
- 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
- 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
Hardware and Buttons
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 sensor
- 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
- 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 score
- Sleep apnea notifications
- Hypertension notifications
Display
- Always‑On Retina display with wide‑angle OLEDs and LTPO3
- Ion‑X front glass with 2x scratch resistance (aluminum cases)8
- 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
- watchOS
- watchOS is the world’s most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe, and connected.
Workouts and Activity
- 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
- 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
- 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
- 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
- Apthtple Pay
- GymKit
- Support for Apthtple Watch For Your Kids
- International roaming
Accessibility
Built‑in accessibility features supporting vision, mobility, hearing, and cognitive disabilities.
Features include:
- 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
- Live Listen
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)