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The world’s smallest smart ring puts 50+ health metrics at your fingertips.
Frequently Asked Questions
How Accurate is the Oura Ring?
Oura Ring sensors have been tested against laboratory results in multiple validation studies. With a pulse signal up to 100x stronger than wrist-based devices, Oura Ring 5 delivers data you can trust.
Is the Oura Ring waterproof?
Oura Ring 5 is water resistant up to 100 meters, meaning that you can wear it while showering, swimming, or recreational diving, but we don’t recommend using your Oura Ring while scuba diving or keeping it submerged underwater for over 12 hours.
What types of data does the Oura Ring track?
Oura Ring gives a complete picture of your health, including: Readiness, Sleep, Activity, Daytime Stress and Resilience, Heart Health: Cardiovascular Age and Cardio Capacity, & Women’s Health: Cycle Insights, Pregnancy Insights, and Menopause Insights
A Guide to Smart Rings
A Guide to Smart Rings
Choosing the Right Smart Ring
- Fit & Sizing: Thicker than standard jewelry, smart rings require wearing a plastic sizer for 24 hours to accommodate finger swelling; if between sizes, size up for comfort.
- Battery & Charging: Multi-day battery performance ranges from four to 12 days on a single charge and recharges fully in 60 to 90 minutes.
- Ecosystem vs. Subscription-Free: Choose between advanced algorithmic depth and daily readiness scores (like Oura) or upfront, subscription-free alternatives (like QALO).
Smart Ring Benefits & Sensors
- Screenless, around the clock tracking passively monitors overnight resting heart rate, heart rate variability (HRV), body temperature trends, and movement directly from your finger without digital distractions or wrist pressure.
- Finger root blood vessels provide stronger pulse signals and lower electrical noise than traditional wrist wearables for improved data accuracy.
- Combines optical PPG sensors, 3-axis accelerometers, and skin-temperature thermistors to deliver actionable sleep, recovery, and readiness scores.
Previously Asked Questions
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