Nina
ix
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For Women
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Oura · Ring
Oura Ring 4
$349
+ $5.99/mo subscription
Key specs
Battery
8 days
Platform
Ios & Android
Waterproof
100 ATM
Display
No
GPS
No
LTE
No
Subscription
$5.99/month
Sensors
PPG
TEMPERATURE
SPO2
ACCELEROMETER
Metrics
Hrv
Resting Heart Rate
Sleep Score
Readiness Score
Spo2
Features
Sleep Tracking
Cycle Tracking
Temperature Deviation
Recommended for
Sleep
Recovery
Women
Biohacking
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Also in this category
Category
Wearables with HRV
Category
Wearables with sleep tracking
Category
Wearables with SpO2
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