Best Wearable for VO2 Max
Wearables with validated VO2 Max algorithms. The gold-standard is Garmin's Firstbeat.
How we ranked
VO2 Max accuracy + GPS validation.
Top picks
Top pick
Apple Watch
Apple
Best ECG, AFib, and on-wrist workout detection in the category. It writes HRV, resting heart rate, and sleep straight into Apple Health, which is the most complete route into VerbaFit today.
90/100
Top pick
Garmin (Fenix / Forerunner / Vivo)
Garmin
Best-in-class GPS, training load, and recovery for endurance. Its sleep and resting heart rate reach VerbaFit through Apple Health or Health Connect when its app shares there; VerbaFit has no direct connection to it.
88/100
Full ranking
| # | Wearable | Score |
|---|---|---|
| 1 | Oura Ring Oura · best for Sleep + recovery + cycle | 92 |
| 2 | Apple Watch Apple · best for ECG + AFib + workouts + iPhone | 90 |
| 3 | Withings Body Scan Withings · best for Body comp + ECG on a scale | 90 |
| 4 | Garmin (Fenix / Forerunner / Vivo) Garmin · best for Runners + triathletes + battery | 88 |
| 5 | Polar H10 Polar · best for Best HRV chest strap | 88 |
| 6 | WHOOP WHOOP · best for Recovery + strain + HRV | 87 |
| 7 | Ultrahuman Ring AIR Ultrahuman · best for Glucose + recovery + no subscription | 86 |
| 8 | Dexcom G7 Dexcom · best for Glucose + diabetes + alerts | 86 |