Polar Vantage V3 Health Connect sync guide 2026
The Polar Vantage V3 is Polar's flagship multisport watch, combining optical heart rate and ECG with a built-in altimeter and full GPS. It writes comprehensive data to Health Connect via Polar Flow, including sleep stages, nightly HRV, VO2 Max estimates, and multi-sport workouts. The Vantage V3 is notable for its optical ECG feature, which writes resting HRV measurements that FitMesh can display alongside data from other devices.
Data written to Health Connect
- ✓Steps
- ✓Heart rate + ECG-based HRV
- ✓Sleep stages (SWS, REM, light)
- ✓Nightly Recharge (partial)
- ✓VO2 Max
- ✓Multi-sport workouts
- ✓SpO2
Frequently asked questions
Does Polar Vantage V3 write ECG data to Health Connect?+
Polar Vantage V3 writes HRV measurements to Health Connect's Heart Rate Variability data type. The raw ECG waveform stays in Polar Flow. FitMesh reads the HRV values that Polar writes to Health Connect.
What sleep data does Vantage V3 write to Health Connect?+
Vantage V3 writes sleep stages (light, deep/SWS, REM) and overnight heart rate to Health Connect. Nightly Recharge score and detailed sleep guidance remain in Polar Flow. These advanced metrics will become available in FitMesh with the Polar Accesslink OAuth integration planned for Q4 2026.
How do I set up Polar Vantage V3 Health Connect sync?+
Open Polar Flow on Android, go to Settings, then Connected apps or Health Connect (exact location depends on app version). Enable the Health Connect toggle and grant all write permissions. Data syncs each time you open Polar Flow after your watch syncs.
Other models — Polar
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