Early in release cycle
Best for: Serious athletes, trail runners, triathletes, and outdoor adventurers who need the most durable, most accurate GPS watch Apple makes. Also for iPhone users who simply want the best Apple Watch regardless of sport, and value the extra battery life over the Series 11.
Full details →Late in cycle — a new model is likely coming
Best for: Serious endurance athletes — particularly runners and triathletes — who want Polar's unmatched training load science and recovery guidance, combined with ECG health monitoring and running power in a premium package.
Full details →| Apple Watch Ultra | Polar Vantage V | |
|---|---|---|
| Tier | Sports GPS | Sports GPS |
| Platform | iOS only | iOS & Android |
| Battery | 1.75 days | 8 days |
| Always-on display | ✅ | ✅ |
| GPS | ✅ | ✅ |
| Cellular | ✅ | ❌ |
| Health sensors | ecg, spo2, skin temp, hrv, blood pressure | ecg, hr, spo2, hrv, running power, skin temp |
| Released | Sep 19, 2025 | Oct 4, 2023 |
| Cycle length | 727 days | 1063 days |
| Cycle advice | good | bad |
| Deals advice | neutral | good |
| Next model | Apple Watch Ultra 4 (Expected fall 2026) | Polar Vantage V4 (2026) |
The Ultra 3 nearly doubles the Series 11 battery life, and satellite emergency SOS works even without cellular or WiFi coverage.
More precise GPS tracking in urban canyons and dense forests — critical for trail running, mountaineering, and triathlon.
The 49mm titanium case and 3000-nit display make this watch usable in full direct sunlight and water depths up to 100m (EN13319 certified for diving).
Polar Vantage V3 is one of the few sports GPS watches with on-demand ECG — usually only found on lifestyle smartwatches.
Running power measurement without a foot pod or chest strap — a significant training metric for pacing effort on hills and varied terrain.
The most detailed training load analysis in any sports watch: muscle groups targeted per session, recovery status per muscle, and long-term load trends.