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Oura, Whoop, Garmin — what each one actually measures.
Apple’s value watch with sleep stages, heart rate, and the deepest app ecosystem.
Mid-tier Garmin with Body Battery, sleep tracking, training readiness.
Slim band with sleep stages, Sleep Score, and a daily readiness metric.
Ring-format sleep + readiness tracker. Validated against PSG in independent studies.
Wrist-worn 24/7 recovery & strain tracker. Subscription bundles the hardware.
Under-mattress pad that tracks sleep cycles and snoring with nothing on your body.
For sleep staging, yes — independent studies (Chee et al. 2021) show Oura tracks within ~5% of polysomnography on total sleep time, vs ~15–20% for wrist-worn trackers. For workouts, the watch wins.
You get a stripped-down dashboard without it. Sleep score, readiness, and trend data require the $5.99/mo membership as of 2026.
Oura, Whoop, Apple Health and Garmin all push readiness data into your daily session via our wearables sync. See Settings → Integrations.
