Apple?Watch Ultra?3 Technical Specifications
Material and Finish
Titanium case, Grade 5
Natural, Black
Size and Weight
- Height: 49mm
- Width: 44mm
- Depth: 12mm
- 422x514 pixels
- 1,245?sq?mm display?area
- Weight (natural): 61.6?grams
- Weight (black): 61.8?grams
- Fits 130–210mm wrists
Hardware and?Buttons
- Microphone
- Speaker
- Customisable Action button
- Siren/Speaker
- Antennas (GPS, cellular, satellite)
- Microphone
- Side button
- Microphone
- Digital?Crown
- Depth gauge/water temperature sensor/altimeter
Controls
- Customisable Action button
- Digital?Crown with haptic feedback
- Side button
- Double tap and wrist flick gestures
- Siri
Chip
- S10?chip with 64?bit dual?core processor
- 4-core Neural?Engine
- 64GB capacity
Health and Wellness
- Blood?Oxygen app1
- ECG app3
- Cycle Tracking app with retrospective ovulation estimates4
- Heart?Rate app
- High and low heart rate notifications
- Irregular rhythm notifications5
- Medications app
- Mindfulness app with state of mind tracking
- Noise app
- Sleep app including sleep stages
- Sleep score
- Sleep apnoea notifications6
- Hypertension notifications7
Display
- Always?On Retina display with wide?angle OLEDs and?LTPO3
- 1Hz refresh
- Active area (422x514?pixels, 326?pixels?per?inch)
- Flat sapphire crystal display
- Up to 3,000?nits peak brightness
- 1?nit minimum brightness
- Night Mode for Apple?Watch Ultra faces (Modular?Ultra, Wayfinder, Orienteering)
Audio
- Three-microphone array with beamforming and wind noise mitigation
- Dual speakers
- Media playback
- Siren
Power and Battery?Life
Workouts and Activity
- Custom workouts
- Customisable Workout?Views
- Training Load / Workout Effort Tracking
- Heart?Rate?Zones (customisable)
- Post?workout heart rate
- VO2 max
- Race Route
- Pacer
- Precision Start using Action button
- Stride Length, Ground Contact Time, Cadence, Power 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
- Elevation alerts
- Topographic maps for thousands of national and regional parks (US only)
- Hundreds of curated hikes across all 63 US national parks
- Siren
- Custom workouts
- Customisable Workout?Views
- Training Load / Workout Effort Tracking
- Average speed, elevation gained and distance
- Bluetooth-compatible with power?meters
- Functional Threshold Power (with power?meter connection)
- Live?Activity on iPhone
- Heart?Rate?Zones (customisable)
- Cadence (rpm), speed (mph), power (watts), power zones (with power?meter connection)
- Post?workout heart rate
- Custom workouts (pool swim) with haptics to cue the next?interval
- Customisable Workout?Views (pool swim, open water?swim)
- Splits and auto sets
- SWOLF score
- Automatic stroke and count detection (including kickboard)
- Water temperature
- Average pace, total distance, heart rate and?lengths
- Recreational dive to?40m
- Dive computer app (available on the App?Store)11
- Automatic launch at?1m
- Current and maximum depth duration
- GPS entry and exit points
- Depth gauge
- Water temperature sensor
More Workouts
Durability
- Water resistance 100m (swim, snorkel, scuba, high-speed water sports) under ISO standard 22810:201015
- Dust resistance IP6X under IEC?6052916
- EN13319 recreational scuba diving to 40m (±1m accuracy)
- Tested to MIL-STD 810H against subsections for altitude, high temperature, low temperature, temperature shock, immersion, freeze with thaw, ice and freezing rain, and shock and vibration
Accessi-bility
Built-in accessibility features supporting vision, mobility, hearing and cognitive disabilities.
- VoiceOver
- Zoom
- On/Off Labels
- Reduce Transparency
- Increase Contrast
- Colour 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
- Audio Transcription
- Live Speech
- Accessi-bility Shortcut
- Mono Audio
- Taptic Time
- Personal?Voice
- Live Listen
En-viron-men-tal Require-ments
On-wrist operating temperature:
–20° to 55°?C (–4° to 130°?F)
Oper-at-ing temperature:
0° to 35°?C (32° to 95°?F)
Non-operating storage temperature:
–20° to 45°?C (–4° to 113°?F)
Dive operating temperature:
0° to 40°?C (32° to 104°?F)
Relative humidity:
5% to 90% non-condensing
Oper-at-ing altitude:
–500 to 9,000 metres (–1,600 to 29,500 feet)
