Garmin Index Sleep Monitor vs Whoop 5.0 / MG
Two flagships from different brands, same rows: 5 of 7 tracked specs differ.
What changed: form, battery, sensors, recovery metrics, signature.
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| Garmin Index Sleep Monitor2025-06 | Whoop 5.0 / MG2025-05 | |
|---|---|---|
| Launch price | $169.99 | $199–$359/yr membership |
| Weight | ||
| Form | Sleep armband, upper arm | Screen-free band, wrist |
| Battery | up to 7 nights | 14+ days |
| Membership | — | Required, $199–$359/yr |
| Sensors | HR, HRV, Pulse Ox | HR, SpO2, skin temp; MG adds ECG and blood-pressure insights |
| Recovery metrics | Body Battery on paired Garmin watches | Recovery and Strain in the Whoop app |
| Signature | Feeds Body Battery into paired Garmin watches | Fourteen-day battery, MG adds ECG and blood-pressure insights |
Battery figures are launch-day claims.
Garmin Index Sleep Monitor
Search AmazonWhoop 5.0 / MG · WHOOP 5.0 · Peak · 12-month membership with device
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