Apple
Apple Watch Series 10
S10 SiP · 46 mm · Thinner case
90
/ 100
From $399
VS
Apple Watch Ultra 3 wins by 4
Apple
Apple Watch Ultra 3
S10 chip · 49 mm titanium · 3000 nits
94
/ 100
From $799
Specdex verdict
Apple Watch Ultra 3 takes it — here’s why.
In our weighted Specdex score, Apple Watch Series 10 lands at 90 and Apple Watch Ultra 3 at 94. That puts Apple Watch Ultra 3 ahead by 4 points — a narrow margin driven mostly by its strengths in the categories below.
Pick Apple Watch Series 10 if…
- ✓Brightest Series display yet
- ✓Noticeably thinner
- ✓Sleep apnea + health suite
Pick Apple Watch Ultra 3 if…
- ✓49 mm titanium chassis
- ✓3000 nit peak display
- ✓Up to 42 hours normal use
Apple Watch Series 10 90
vs 94 Apple Watch Ultra 3
Score breakdown
Apple Watch Series 10
90 battery 70
display 94
fitness 90
health 94
durability 88
Apple Watch Ultra 3
94 battery 84
display 96
fitness 96
health 96
durability 96
Specs side-by-side
| Spec | Apple Watch Series 10 | Apple Watch Ultra 3 |
|---|---|---|
| Display | 46 mm LTPO Wide-angle OLED | ▲ Up to 3000 nits |
| Battery | 18 h (36 h low-power) | ▲ Up to 42 hours; up to 72 hours in Low Power Mode |
| Water | 50 m | — |
| GPS | L1 | — |
| Chip | — | Apple S10 chip |
| Case | — | 49 mm titanium |
| Water resistance | — | 100 m (ISO 22810:2010) |
| Starting price | — | $799 |
Apple Watch Series 10
Pros
- +Brightest Series display yet
- +Noticeably thinner
- +Sleep apnea + health suite
Cons
- −Still 18 h battery
- −iPhone required
- −No Ultra-grade GPS
Apple Watch Ultra 3
Pros
- +49 mm titanium chassis
- +3000 nit peak display
- +Up to 42 hours normal use
Cons
- −Same chassis as Ultra 2
- −Expensive at $799
- −Battery only extends to 72 h in low-power
FAQ: Apple Watch Series 10 vs Apple Watch Ultra 3
Which is better, Apple Watch Series 10 or Apple Watch Ultra 3? +
Apple Watch Ultra 3 scores 94 on our weighted rubric — ahead by 4. Your best pick depends on the sub-scores above.
Is Apple Watch Series 10 worth the price? +
At $399, Apple Watch Series 10 delivers a Specdex score of 90 — strongest in display.
Is Apple Watch Ultra 3 worth the price? +
At $799, Apple Watch Ultra 3 delivers a Specdex score of 94 — strongest in display.
Does Apple Watch Series 10 or Apple Watch Ultra 3 last longer? +
Based on our long-term update and support ratings, both ship with multi-year support. Battery and reliability scores are visible in the breakdown above.