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Coros Apex 4
Polar Grit X2
Quick verdict
Coros Apex 4
€449
The better pick if you want:
- A higher overall score (75 vs 50)
- Longer battery (24 vs 7 days)
Polar Grit X2
$479.90
The better pick if you want:
No clear advantage on the specs we track.
Spec profile
Each axis ranks against the 33 products in Watch on the site: the further out, the more it stands out in that spec (lighter, cheaper…).
Center: lowest in the category · Edge: highest
Coros Apex 4· leads in 3
Polar Grit X2· leads in 1
Tied
GPS battery
53 hTop 23%30 hSmartwatch battery
24 daysTop 33%7 daysFeatures
11Top 47%9Water resistance
5 ATM5 ATMLightness
64 g62 gAffordability
$479Top 44%$480Top 47%
Technical Specifications
Compare features between Coros Apex 4 vs Polar Grit X2
Essentials
Battery
Display
Build & durability
Features
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Video Reviews
Watch real-world YouTube reviews from content creators and the Trail Running community.
Coros Apex 4
Polar Grit X2
Visual Comparison
See the differences between Coros Apex 4 and Polar Grit X2 in a side-by-side slider comparison.
Comparison Questions
Answers based on product data and key differences.
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Frequently Asked Questions
Which offers better value: Coros Apex 4 vs Polar Grit X2?
For value comparison: The Coros Apex 4 ($479) offers better affordability compared to the Polar Grit X2 ($479.9). Consider your budget and the specific features that matter most for your trail running setup.
Which is newer, the Coros Apex 4 or the Polar Grit X2?
The Coros Apex 4 is newer: it came out in October 2025, and the Polar Grit X2 in June 2025.
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