Both Biostrap and Whoop are wrist-worn bands focused on recovery and HRV tracking, requiring subscriptions to access full features. They target health-conscious users who want passive, 24/7 biometric monitoring without a traditional watch face.
Comparison Overview
| Category | Biostrap EVO | Whoop 5.0 |
|---|---|---|
| HRV Features | Nightly HRV, recovery score, SpO2 | Daily recovery score, HRV trends, strain ✓ |
| Whoop's recovery algorithm is more refined and widely adopted | ||
| Accuracy | Red + infrared PPG, clinical-grade claims | Green + red PPG, well-validated |
| Both use quality PPG; Biostrap uses clinical-grade wavelengths | ||
| Subscription Cost | $10-25/month depending on plan ✓ | $30/month or $239/year |
| Biostrap is cheaper on monthly plans | ||
| Sleep Tracking | Sleep staging, respiratory rate, SpO2 | Sleep staging, sleep coach, consistency score ✓ |
| Whoop's sleep coach and social features are more polished | ||
| Training Features | Activity detection, basic workout tracking | Strain score, auto-detection, sport profiles ✓ |
| Whoop is built around training load management | ||
| Form Factor | Slim wristband, somewhat bulky | Screenless band, clothing integration ✓ |
| Whoop 5.0 is smaller and offers boxers/clothing options | ||
| Community | Small user community | Large active community, teams feature ✓ |
| Whoop has a much larger user base and community features | ||
| Data Access | API access, data export available ✓ | API available, but limited raw data export |
| Biostrap offers better raw data access for researchers | ||
The Bottom Line
Choose Whoop if you want the most polished recovery tracking experience, active community, and refined strain/recovery algorithms. Choose Biostrap if you prioritize clinical-grade sensors, research data access, and lower subscription costs.
Detailed Reviews
Biostrap EVO
The most accurate wrist-based PPG device available, validated in clinical research. If accuracy is your priority but...
Full reviewWhoop 5.0
Best for serious athletes who want completely passive tracking and don't mind paying monthly. The training load and...
Full review