Apple Watch comparison
Apple Watch Ultra 3 vs Apple Watch Ultra 4
Compare Apple Watch Ultra 3 vs Apple Watch Ultra 4 side by side: chip, memory, storage, display, ports, launch price and how each fits in Apple history.
Apple Watch Ultra 3Ultra 3 keeps the large titanium adventure-watch tier current, with the biggest battery and toughest positioning in Apple’s Watch lineup.
Apple Watch Ultra 4Ultra 4 brings Series 12’s new Health Sensing System and S11 intelligence to Apple’s adventure watch, then stretches normal use to 50 hours and workout tracking as far as 45 hours.At a glance
Released 1 year apart — the Apple Watch Ultra 4 is the newer model. 7 of 13 specs differ.
Going from the Apple Watch Ultra 3 to the Apple Watch Ultra 4, the chip changes from the Apple S10 SiP to the Apple S11 SiP. Both launched at $799.
- ChipApple S10 SiPApple S11 SiP
Unchanged launch price, storage, ports.
Specs side by side
| Spec | Apple Watch Ultra 3 | Apple Watch Ultra 4 |
|---|---|---|
| Release | September 19, 2025 | September 18, 2026 |
| Launch priceSame | $799 | $799 |
| Price todaySame | $807 | $807 |
| Chip | Apple S10 SiP · 1.80 GHz | Apple S11 SiP |
| GraphicsSame | Integrated | Integrated |
| CPU coresSame | 2 | 2 |
| Memory | 1 GB | — |
| StorageSame | 64 GB | 64 GB |
| Display | Large high-brightness LTPO OLED | 49 mm LTPO3 always-on OLED, 422×514, 3000 nits |
| Weight | Varies | 63 g |
| Dimensions | 49 mm titanium case | 49×44×12 mm titanium case |
| PortsSame | Magnetic fast charging, Action Button | Magnetic fast charging, Action Button |
| Operating system | watchOS | watchOS 27 |
Highlighted cells win clear more-is-better specs (memory, storage, lighter weight). Historical pricing uses approximate US CPI; clock speeds are not full real-world performance.
Why each matters
Current rugged Ultra generation.
First Ultra with the Health Sensing System, readiness, and up to 50 hours of normal battery life.
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Last updated: 2026-09-11