Oura
Oura Ring 4
Smart ring · 8-day battery · No screen
87
/ 100
From $349
VS
Apple Watch Ultra 3 wins by 8
Apple
Apple Watch Ultra 3
S11 SiP · 49 mm titanium · Satellite
95
/ 100
From $799
Specdex verdict
Apple Watch Ultra 3 takes it — here’s why.
In our weighted Specdex score, Oura Ring 4 lands at 87 and Apple Watch Ultra 3 at 95. That puts Apple Watch Ultra 3 ahead by 8 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Oura Ring 4 if…
- ✓Most comfortable wearable ever
- ✓8-day battery life
- ✓Best sleep tracking we've tested
Pick Apple Watch Ultra 3 if…
- ✓Satellite connectivity for emergency SOS off-grid
- ✓New blood-pressure trends
- ✓Action Button gets gesture support
Oura Ring 4 87
vs 95 Apple Watch Ultra 3
Score breakdown
Oura Ring 4
87 health 96
battery 96
display 0
software 88
durability 92
fitness 0
Apple Watch Ultra 3
95 health 97
battery 82
display 96
software 0
durability 96
fitness 96
Specs side-by-side
| Spec | Oura Ring 4 | Apple Watch Ultra 3 |
|---|---|---|
| Form | Titanium ring (8 sizes) | — |
| Sensors | PPG + temp + accel + ECG-ready | — |
| Battery life | 8 days | — |
| Connectivity | BT 5.3 | — |
| Water resist | 100 m | — |
| Weight | ~3.3 g | — |
| Chip | — | Apple S11 SiP |
| Display | — | 49 mm LTPO OLED, 3000 nits |
| Battery | — | 48 h (96 h low-power) |
| Water | — | 100 m |
| Release year | — | 2025 |
Oura Ring 4
Pros
- +Most comfortable wearable ever
- +8-day battery life
- +Best sleep tracking we've tested
Cons
- −No display — phone required
- −$5.99/mo subscription gates most data
- −Sizing requires order kit
Apple Watch Ultra 3
Pros
- +Satellite connectivity for emergency SOS off-grid
- +New blood-pressure trends
- +Action Button gets gesture support
Cons
- −~48 h battery still
- −Expensive
- −Large case
FAQ: Oura Ring 4 vs Apple Watch Ultra 3
Which is better, Oura Ring 4 or Apple Watch Ultra 3? +
Apple Watch Ultra 3 scores 95 on our weighted rubric — ahead by 8. Your best pick depends on the sub-scores above.
Is Oura Ring 4 worth the price? +
At $349, Oura Ring 4 delivers a Specdex score of 87 — strongest in health.
Is Apple Watch Ultra 3 worth the price? +
At $799, Apple Watch Ultra 3 delivers a Specdex score of 95 — strongest in health.
Does Oura Ring 4 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.