First-generation product — no release history to base predictions on
Best for: Android and iPhone users who want smartwatch health features (ECG, body composition, AI coaching) and a premium display at a price well below Apple Watch or Galaxy Watch. A strong pick if multi-day battery is a priority alongside health monitoring.
Full details →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 →| Amazfit Balance | COROS Vertix | |
|---|---|---|
| Tier | Smartwatch | Sports GPS |
| Platform | iOS & Android | iOS & Android |
| Battery | 14 days | 140 days |
| Always-on display | ✅ | ❌ |
| GPS | ✅ | ✅ |
| Cellular | ❌ | ❌ |
| Health sensors | ecg, spo2, hrv, hr, body comp, stress | hr, spo2, hrv, training load, skin temp |
| Released | Nov 1, 2023 | Oct 1, 2023 |
| Cycle length | null days | 1095 days |
| Cycle advice | neutral | bad |
| Deals advice | neutral | good |
| Next model | — | COROS Vertix 3 (2026 or 2027) |
Rare combination: a bright always-on AMOLED display and 14 days of typical use without charging.
Medical-grade ECG and bioelectrical impedance body fat analysis — features usually found only on watches costing $100–$200 more.
Zepp Coach uses Amazfit's AI to build personalised workout plans, recovery recommendations, and stress management guidance.
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.