Polar Grit X2 Pro (Standard)
Fitness · 2024 · Standard
Apple Watch Ultra 3 Stainless 45mm
S11 SiP · Stainless 45mm · 2025
Apple Watch Ultra 3 Stainless 45mm takes it — here’s why.
In our weighted Specdex score, Polar Grit X2 Pro (Standard) lands at 85 and Apple Watch Ultra 3 Stainless 45mm at 95. That puts Apple Watch Ultra 3 Stainless 45mm ahead by 10 points — a decisive margin driven mostly by its strengths in the categories below.
Pick Polar Grit X2 Pro (Standard) if…
- ✓Extended battery life vs smartwatches
- ✓Sleep + recovery metrics
- ✓Activity-specific modes
Pick Apple Watch Ultra 3 Stainless 45mm if…
- ✓Satellite connectivity (Ultra 3)
- ✓Blood pressure trends (Series 11)
- ✓watchOS 12
Winner by scenario
Derived from the sub-score breakdown · not a separate testHealth
Apple Watch Ultra 3 Stainless 45mmCompared on the health sub-score
Apple Watch Ultra 3 Stainless 45mm leads on health (96 vs 85).
Durability
Apple Watch Ultra 3 Stainless 45mmCompared on the durability sub-score
Apple Watch Ultra 3 Stainless 45mm leads on durability (96 vs 84).
Fitness
Apple Watch Ultra 3 Stainless 45mmCompared on the fitness sub-score
Apple Watch Ultra 3 Stainless 45mm leads on fitness (94 vs 85).
Value for money
Polar Grit X2 Pro (Standard)Specdex score per dollar at MSRP
Polar Grit X2 Pro (Standard) more score per dollar ($750 vs $999).
Score breakdown
Specs side-by-side
| Spec | Polar Grit X2 Pro (Standard) | Apple Watch Ultra 3 Stainless 45mm |
|---|---|---|
| Type | Fitness tracker / ring / bike computer | — |
| Variant | Standard | — |
| Release year | 2024 | 2025 |
| Chip | — | S11 SiP |
| Case | — | Stainless 45mm |
Polar Grit X2 Pro (Standard)
- +Extended battery life vs smartwatches
- +Sleep + recovery metrics
- +Activity-specific modes
- −Notifications limited
- −No smartwatch app store
- −Some require subscription
Apple Watch Ultra 3 Stainless 45mm
- +Satellite connectivity (Ultra 3)
- +Blood pressure trends (Series 11)
- +watchOS 12
- −iPhone-required
- −Battery ~18 h on Series, ~48 h on Ultra
- −Premium pricing
FAQ: Polar Grit X2 Pro (Standard) vs Apple Watch Ultra 3 Stainless 45mm
Which is better, Polar Grit X2 Pro (Standard) or Apple Watch Ultra 3 Stainless 45mm? +
Apple Watch Ultra 3 Stainless 45mm scores 95 on our weighted rubric — ahead by 10. Your best pick depends on the sub-scores above.
Is Polar Grit X2 Pro (Standard) worth the price? +
At $750, Polar Grit X2 Pro (Standard) delivers a Specdex score of 85 — strongest in battery.
Is Apple Watch Ultra 3 Stainless 45mm worth the price? +
At $999, Apple Watch Ultra 3 Stainless 45mm delivers a Specdex score of 95 — strongest in health.
Does Polar Grit X2 Pro (Standard) or Apple Watch Ultra 3 Stainless 45mm 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.
Which is better for health, Polar Grit X2 Pro (Standard) or Apple Watch Ultra 3 Stainless 45mm? +
Apple Watch Ultra 3 Stainless 45mm — leads on health (96 vs 85). Compared on the health sub-score.
Which is better for durability, Polar Grit X2 Pro (Standard) or Apple Watch Ultra 3 Stainless 45mm? +
Apple Watch Ultra 3 Stainless 45mm — leads on durability (96 vs 84). Compared on the durability sub-score.