Both are excellent ECG chest straps with broadcast capability. The choice often comes down to ecosystem preference and specific feature needs.
Comparison Overview
| Category | Polar H10 | Garmin HRM-Pro Plus |
|---|---|---|
| HRV Accuracy | Gold standard, research validated ✓ | Excellent ECG quality |
| Polar H10 is the benchmark in studies | ||
| Running Dynamics | Not available | Cadence, ground contact, vertical oscillation ✓ |
| HRM-Pro adds running metrics | ||
| Offline Storage | Yes—record without phone | Yes—stores workouts |
| Both can record independently | ||
| Dual Connectivity | ANT+ and Bluetooth simultaneously | ANT+ and Bluetooth simultaneously |
| Both broadcast to multiple devices | ||
| App Compatibility | Works with everything ✓ | Best with Garmin ecosystem |
| H10 is more universally compatible | ||
| Price | $90 ✓ | $130 |
| H10 is significantly cheaper | ||
| Swimming | Yes—waterproof with stored data | Yes—waterproof |
| Both work for pool use | ||
The Bottom Line
Choose Polar H10 for pure HRV tracking, broad app compatibility, and value. Choose Garmin HRM-Pro Plus if you're deep in the Garmin ecosystem and want running dynamics data alongside your heart rate.
Detailed Reviews
Polar H10
The accuracy benchmark. If you want the most precise HRV data and don't mind taking deliberate morning readings, the...
Full reviewGarmin HRM-Pro Plus
The premium chest strap for Garmin users. ECG accuracy is excellent, and the ability to store data and track running...
Full review