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.
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
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Sleep Score
The answer to “how did you sleep last night?” Your score is based on your total sleep, heart rate variability (HRV), nighttime movement, sleep regularity, and more.
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Sleep Stages
Wake up to in-depth analysis of your deep sleep, REM sleep, and light sleep from the night prior.
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Blood Oxygen Sensing
By detecting your blood oxygen levels at night, Oura can tell if you’re experiencing any breathing disturbances.
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Bedtime Guidance
Oura reminds you when to start winding down so you can improve your sleep quality.
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Automatic Activity Detection
From cycling to basketball to housework, Oura automatically detects over 40 activities with heart rate to give you credit for every move you make.
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Activity Score
Analyze your activity levels, consistency over time, and recovery time to help you understand if you’re finding a healthy balance between movement and rest.
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Personalized Activity Goals
Oura creates a personalized activity goal every day based on your recovery. Depending on your health priorities, this goal might focus on daily activity or calorie burning.
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Readiness Score
Your Readiness Score uses your temperature trends, heart rate, sleep, and more to highlight how energized you are for the day.
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Illness Detection
Oura monitors shifts in your temperature and heart rate so you can tell when you may be getting sick sooner.
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Daytime Stress
Understand what stresses you out and what helps you recover. You can see how your daily movement, activities, and tags contribute to your stress levels, and bounce back faster.
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Resilience
Monitor how well your body recovers from day-to-day physiological stress and learn how to build resilience to stress over time.
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24/7 Heart Rate Monitoring
See how your heart rate changes, day and night. Learn how your body responds to daily habits, meals, stress, and environment.
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Cardiovascular Age
Quickly understand how your cardiovascular system is aging relative to your chronological age, and what that may mean for long-term health.
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Cardio Capacity
Get an estimate of your VO2 Max, or how efficiently your body delivers and utilizes oxygen during intense physical effort.
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Heart Rate Variability
Oura tracks your HRV to help you understand if you’re stressed, sick, or need to take time to recover.
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Cycle Insights
Oura uses temperature trends to unlock more accurate insights about your menstrual cycle, so you understand what your body needs throughout the month.
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Period Prediction
Know when your period is coming with accurate period predictions. By detecting decreases in your body temperature, Oura can help you better track your cycles.
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Natural Cycles Integration
Oura Ring partners with Natural Cycles, the first FDA-cleared birth control app, to automatically sync temperature data within the Natural Cycles app.
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Partner Integrations
You can choose to integrate your Oura data with the birth control and fertility apps you trust, like Flo, Clue, and more.
What's Included
- 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
Choose your finish
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Silver
€429
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Stealth
€529
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Brushed Silver
€529
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Black
€429
- * Battery life and longevity depend on Oura Ring size, Oura App settings, feature configuration, activity, battery age, usage, and many other factors; actual results will vary. Battery life and charge cycles vary by use and settings. Battery tests were conducted across various sizes and scenarios. See Oura Ring 5 and Ring Battery Tips for more information.