Late in cycle — a new model is likely coming
Best for: Expedition athletes, mountaineers, and ultra-endurance competitors who do multi-day or multi-week events where charging is impossible. If you need GPS tracking for 140 continuous hours, no other watch comes close.
Full details →Overdue for a refresh — no successor announced yet. Prices should be at their lowest
Best for: Android or iPhone users who want a balanced smartwatch with solid Fitbit health tracking, multi-day battery, and a clean square watch design — without the premium price of a Galaxy Watch or Apple Watch.
Full details →| COROS Vertix | Fitbit Versa | |
|---|---|---|
| Tier | Sports GPS | Smartwatch |
| Platform | iOS & Android | iOS & Android |
| Battery | 140 days | 6 days |
| Always-on display | ❌ | ❌ |
| GPS | ✅ | ✅ |
| Cellular | ❌ | ❌ |
| Health sensors | hr, spo2, hrv, training load, skin temp | spo2, hr, hrv, eda stress |
| Released | Oct 1, 2023 | Sep 25, 2022 |
| Cycle length | 1095 days | 730 days |
| Cycle advice | bad | bad |
| Deals advice | good | good |
| Next model | COROS Vertix 3 (2026 or 2027) | — |
No other GPS watch currently on the market delivers 140 hours of GPS tracking — enough for most ultra-endurance events and multi-day mountain traverses.
GPS + GLONASS + Galileo + BeiDou + QZSS with dual-frequency reduces error in challenging terrain to near-meter precision.
Military-grade scratch and impact resistance for the harshest environments: extreme altitude, cold, and sustained physical stress.
Rare for a smartwatch with real GPS and health sensors to work fully on both platforms — Versa 4 does.
Turn-by-turn navigation and NFC payments without needing your phone in hand.
Sleep stages, daily readiness score, Active Zone Minutes, and SpO2 — all on a 6-day charge.