WHOOP Sleep Tracker Review 2026
Subscription includes device, recovery/strain metrics for training load
WHOOP at a Glance
3 tiers:ONE $149/yr (4.0), PEAK $239/yr (5.0, 14-day battery), LIFE $359/yr (MG with ECG/AFib). No upfront cost.
Device Specifications
Sleep Tracking Features
- Sleep StagesYes
- HRV TrackingYes
- Temperature TrackingYes
- SpO2 TrackingYes
- Smart AlarmNo
- Sleep ScoreYes
Hardware & Accuracy
- Sensor TypePPG + Accelerometer
- Accuracy ValidationMultiple studies
- Recovery MetricsYes
- Partner TrackingNo
- Smart Home IntegrationLimited
- App FeaturesStrain tracking, recovery score, sleep coaching
Compare WHOOP with Other Sleep Trackers
See detailed head-to-head comparisons.
Frequently Asked Questions
How much does WHOOP cost?
WHOOP costs $0 for the device. There is also a $149-359/year subscription for full features.
How accurate is WHOOP for sleep tracking?
WHOOP uses PPG + Accelerometer sensors. Multiple studies. It tracks sleep stages, HRV, temperature, and blood oxygen.
Does WHOOP track HRV?
Yes, WHOOP tracks HRV (Heart Rate Variability) throughout the night and uses it to calculate recovery scores.
What is the battery life of WHOOP?
WHOOP has a battery life of 5-14 days.
Does WHOOP have a smart alarm?
WHOOP does not include a smart alarm feature.
Disclaimer
This information is for educational purposes only. Sleep trackers are wellness devices, not medical devices. Prices are based on January 2026 data and may vary. Consult a healthcare provider for sleep-related health concerns.