Ōura - Gen 4

The revolutionary smart ring...

From sleep to activity to monitoring your heart rate or overnight blood oxygen level, Oura unlocks insights to help you improve your health every day.

Stay on Top of Your Health

Oura Ring can help monitor your heart rate and overnight blood oxygen level — right from your finger. Easily share data with your physician, trainer, caregiver, or a family member.

Quality Materials

• Non-allergenic titanium on inner and outer ring surfaces
• Seamless titanium interior
• Minor scratches from regular wear are normal over time
• Water resistant up to 100m

Sensors

• Red and infrared LEDs measure blood oxygen levels while you sleep
• Green and infrared LEDs alternate to measure heart rate and heart rate variability 24/7 and respiration rate during your sleep
• Digital sensor measures your temperature variations
• Accelerometer tracks movement and activity 24/7

 Battery Life

• Up to 8 days of battery
• Typically charges in 20-80 minutes, depending on battery level

 Weight and Dimensions

• Width: 7.90mm
• Thickness: 2.88mm (similar to a wedding band)
• Weight: 3.3 to 5.2 grams (depending on ring size

  Compatibility

• Oura App is available in English, Finnish, Japanese, German, French, Spanish, Italian, Norwegian, Swedish, and Danish
• Supports metric and imperial units of measurement
• Integrates with 40+ apps
• Available on iOS and Android

Connectivity

• Bluetooth® Low Energy
• Automatic firmware updates via Oura App
• EMF-safe
• Allows airplane mode
• FCC-certified

Quality Materials

• Non-allergenic titanium on inner and outer ring surfaces
• Seamless titanium interior
• Minor scratches from regular wear are normal over time
• Water resistant up to 100m

Membership

An Oura membership delivers daily, personalized health insights, powered by 24/7, hyper-accurate data from your Oura Ring.

Learn more about Oura Membership

What do I get if I don’t want to pay a monthly subscription? Will my ring still work?

Yes your ring and Oura app will still work but you won’t get the full range of benefits and in-depth insights and data available to active members.

What if I don't renew?

Non-paying members have access to 3 simple daily scores: Sleep, Readiness, and Activity, as well as our interactive and educational Explore content.

Warranty and returns 

Oura rings are covered by a two year manufacturer's warranty. This warranty covers pre existing defects in materials and failure to operate in expected capacity.

Please be sure you are happy with your size before purchase. We have free sizing kits available so you can be certain you have the right fit.  We are unable to accept change of mind or do size swaps once the rings packaging has been opened.