Apple Watch Ultra 4
Releases 18 September 2026
8 days until release
Product Information
Apple Watch Ultra 4 is Apple's extreme sports watch for users who push their fitness & exploration to the limits, including marathon runners, scuba divers & mountain bikers.
This watch model is also built with durability & survival in mind with a rugged Titanium case, sapphire crystal display, built-in siren & water resistance.
Apple Watch Ultra 4 also features an exclusive action button on the side that can be customised to an action of your choice, such as starting a workout or turning on the torch.
New Features:
- High-frequency background heart rate tracking
- Recovery HRV
- S11 Chip
- 50 hour battery life
Highlighted Features:
- 84 hours low power mode
- Customisable action button
- Rugged titanium case
- 100m water resistance
Design
Grade 5 Titanium case available in Natural & Black.
Display
49mm LTPO3 flat OLED display.
Battery
50 hour battery life, 84 hours in low power mode.
Chip
The chip that powers Apple Watch Ultra 4 is the latest S11 with a 4-core neural engine & 64GB of storage.
Sensors & Tracking
- Health Sensing System
- Always-on optical heart sensor
- Readiness app
- Recovery HRV
- High-frequency background heart rate tracking
- Hypertension notifications
- ECG app
- Blood Oxygen app
- Nightly wrist temperature tracking
- Cycle Tracking
- Improved period predictions
- Fertile window estimates
- Retrospective ovulation estimates
- Perimenopause and menopause support
- Sleep tracking
- Sleep apnoea notifications
- Sleep score
- Vitals app featuring heart rate, respiratory rate, wrist temperature, blood oxygen and HRV
- Mindfulness app with state of mind tracking
- Training load
- Noise monitoring
- Temperature sensor
- Blood Oxygen Sensor
- Compass
- Fall Detection
- Water Temperature Sensor
- High/low heart rate notifications
- Irregular rhythm notifications
- Crash Detection