Built to blend in
Introducing Oura Ring 5
The world’s smallest smart ring puts 50+ health metrics at your fingertips.
40%Thinner. Lighter. Smaller.
Watch the film
Rebuilt for
greater accuracy
Highly precise sensors adapt to your body — delivering personal health data, day and night.
99%Heart Rate Accuracy
r2 compared to ECG21
95%Sleep Staging Accuracy
Compared to clinical sleep lab
90%Members Feel Healthier
Based on new member NPS survey
1 week battery life from a single charge.
Built to last.
Designed for comfort.
Titanium. Waterproof. Made for your everyday.
Everyday health sensing
- Oura Ring 5
- Size-specific standard charger
- USB-C cable
Technical Specifications
Sensors
- Red and infrared LEDs measure blood oxygen levels
- Green and infrared LEDs alternate to measure heart rate and heart rate variability 24/7 and respiration rate
- Digital sensor measures temperature trends
- Accelerometer tracks movement and activity 24/7
Compatibility
- Available on iOS and Android
- Oura App is available in Chinese (Traditional and Simplified), Czech, Danish, Dutch, English, Finnish, French, German, Greek, Hindi, Hungarian, Italian, Japanese, Korean, Norwegian, Polish, Portuguese, Spanish, and Swedish.
- Supports metric and imperial units of measurement
- Integrates with 100+ apps
Weight and Dimensions
- Width: 6.09mm
- Thickness: 2.28mm
- Weight: From 2 grams (depending on ring size)
Battery Life
- One charge lasts up to 6-9 days of battery life, depending on ring size and usage*
- Typically charges in 20-80 minutes, depending on battery level
Quality Materials
- High-performance titanium exterior
- Seamless titanium interior
- Waterproof up to 100m/328 ft
Connectivity
- Bluetooth Low Energy
- Automatic firmware updates via Oura App
- EMF-safe
- Supports airplane mode
- FCC-certified