First-generation product — no release history to base predictions on
Full details →| OnePlus Watch | Polar Grit X | |
|---|---|---|
| Pricing | ||
| Starting price | $329★ | $749 |
| Subscription | ✓ None | ✓ None |
| Hardware | ||
| Weight | 50g★ | 57g |
| Water resistance | 5ATM | 100m★ |
| Battery | 5 days | 40 days★ |
| Always-on display | ✅★ | ❌ |
| GPS | ✅ | ✅ |
| Cellular | ❌ | ❌ |
| Platform | Android only | iOS & Android |
| Tier | Smartwatch | Sports GPS |
| Buy timing | ||
| Released | Apr 10, 2025 | Apr 11, 2024 |
| Cycle advice | neutral★ | bad |
| Deals advice | neutral | good★ |
| Next model | — | — |
The dual-engine Snapdragon W5 + BES2800 co-processor architecture delivers up to 5 days in Smart Mode — 2–3× longer than most Wear OS rivals. A 10-minute charge provides a full day of use.
L1 + L5 dual-band GPS gives running and cycling route accuracy typically found only on $500+ sports watches — accurate to within metres even in urban canyons.
Google Maps turn-by-turn navigation, Google Wallet contactless payment, and Play Store app access — plus Google Health Connect integration for the full Android wearables ecosystem.
Five times the battery of the Vantage V3 — enough for week-long mountain stages or ultramarathons without charging access.
Automatically segments your run by uphill and downhill sections, calculating pace and power for each — essential for mountain race training.
Running power without a chest strap or foot pod — Polar's key differentiator versus Garmin at this price tier.
The right pick depends on what you optimize for.
$329 vs $749 over 3 years · no required subscription.
40 days vs 5 days battery.
5 sensors.
50g · no required subscription.
Android users who want full Wear OS 5 — Google Maps, Google Wallet, Play Store — with longer-than-average battery life without paying premium Galaxy Watch or Pixel Watch prices. Not for iPhone users: OnePlus Watch 3 does not support iOS.
Full details →Trail runners, hikers, and outdoor athletes who want Polar's analytics with significantly longer battery life than the Vantage V3. The titanium case and sapphire glass make it suitable for technical terrain where watch durability matters.
Full details →