Fitbit
Fitbit Charge 6 (Pro)
Fitness · 2023 · Pro
82
/ 100
From $210
VS
Apple Watch Ultra 3 wins by 13
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, Fitbit Charge 6 (Pro) lands at 82 and Apple Watch Ultra 3 at 95. That puts Apple Watch Ultra 3 ahead by 13 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Fitbit Charge 6 (Pro) if…
- ✓Extended battery life vs smartwatches
- ✓Sleep + recovery metrics
- ✓Activity-specific modes
Pick Apple Watch Ultra 3 if…
- ✓Satellite connectivity for emergency SOS off-grid
- ✓New blood-pressure trends
- ✓Action Button gets gesture support
Fitbit Charge 6 (Pro) 82
vs 95 Apple Watch Ultra 3
Score breakdown
Fitbit Charge 6 (Pro)
82 battery 94
display 74
fitness 82
health 82
durability 84
Apple Watch Ultra 3
95 battery 82
display 96
fitness 96
health 97
durability 96
Specs side-by-side
| Spec | Fitbit Charge 6 (Pro) | Apple Watch Ultra 3 |
|---|---|---|
| Type | Fitness tracker / ring / bike computer | — |
| Variant | Pro | — |
| Release year | 2023 | 2025 |
| Chip | — | Apple S11 SiP |
| Display | — | 49 mm LTPO OLED, 3000 nits |
| Battery | — | 48 h (96 h low-power) |
| Water | — | 100 m |
Fitbit Charge 6 (Pro)
Pros
- +Extended battery life vs smartwatches
- +Sleep + recovery metrics
- +Activity-specific modes
Cons
- −Notifications limited
- −No smartwatch app store
- −Some require subscription
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: Fitbit Charge 6 (Pro) vs Apple Watch Ultra 3
Which is better, Fitbit Charge 6 (Pro) or Apple Watch Ultra 3? +
Apple Watch Ultra 3 scores 95 on our weighted rubric — ahead by 13. Your best pick depends on the sub-scores above.
Is Fitbit Charge 6 (Pro) worth the price? +
At $210, Fitbit Charge 6 (Pro) delivers a Specdex score of 82 — strongest in battery.
Is Apple Watch Ultra 3 worth the price? +
At $799, Apple Watch Ultra 3 delivers a Specdex score of 95 — strongest in health.
Does Fitbit Charge 6 (Pro) 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.