Oura - Ring 5 - Smart Ring - Size Before You Buy with OR5 Sizing Kit - Size 8 - Silver - (2026)
Customers are saying
Customers find value in the product's enhanced comfort, extended battery life, and sleek design. They also appreciate its convenient size and effective health tracking capabilities. Furthermore, users are pleased with its overall performance, lightweight nature, and appealing color options.
Color
SilverTHE WORLD’S SMALLEST SMART RING
40% smaller than the previous generation, Oura Ring 5 is thinner, lighter and smaller than ever. The updated all-titanium design is more scratch-resistant and comfortable than ever.
SIZING IS ESSENTIAL
Oura Ring 5 uses unique sizing different from standard jewelry rings and other Oura Ring generations; use the Oura Ring 5 Sizing Kit to find your perfect fit before purchasing
EVERYDAY HEALTH SENSING
Oura tracks over 50 health metrics, including sleep, activity, stress, heart health, metabolic health and women’s health metrics. Oura seamlessly integrates with over 40 apps including Natural Cycles, Strava, & more
REBUILT FOR GREATER ACCURACY
Oura Ring 5 has been re-engineered and reconfigured, providing more precise personal health data. Larger, smarter sensors bring research-grade accuracy —all in Oura’s smallest form factor yet.
OURA MEMBERSHIP
First month of membership is included with purchase, for new members only. Subscription is $5.99/mo afterwards. Or opt for the annual prepaid option for $69.99. Membership is tied to your account via the Oura App, not your physical ring
1 WEEK OF BATTERY LIFE
With 6-9 days of battery life, you’ll never miss a night of data.
DIVE DEEPER WITH AI
Oura Advisor provides sound guidance as you make moves toward more sustained energy levels, better sleep, a healthy weight, and so many other health benefits
HSA/FSA COMPATIBILITY
You may be eligible for reimbursement on your Oura Ring purchase. You can submit your Best Buy confirmation email to your FSA or HSA provider as proof of purchase.
- Operating System CompatibilityApple iOS, AndroidApp CompatibleYesBuilt-in Storage0 gigabytesMetrics MeasuredActivity vs. inactivity, Calories burned, Duration of exercise, Duration of sleep stages, Hours slept, Resting heart rate, Skin temperatureProtective QualitiesWater resistant, Dust resistantMaximum Depth of Water Resistance328 feet
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Introducing the world’s smallest smart ring—Oura Ring 5, built with even more sensing power than previous generations. 40% smaller and ultra lightweight, Oura Ring 5 fits seamlessly in with your life and your style. The updated all-titanium design is more scratch-resistant and comfortable than ever, Oura Ring 5 delivers 50+ health metrics with research-grade accuracy. With 6-9 days of battery life you can even forget it’s on. No more compromises when it comes to tracking your health. IMPORTANT: Size yourself with the Oura Ring 5 Sizing Kit before you buy — Oura Rings are not US standard sizing and other Oura Ring generations, and finding the right size will result in the best experience possible. With an Oura Ring 5 Sizing Kit purchase, you will receive a $10 Best Buy gift card to use towards your Oura Ring 5 purchase.
The Oura Ring 5 Sizing Kit allows for you and those around you to find the ideal fit before purchasing. With an Oura Ring 5 Sizing Kit purchase, you will receive a $10 Best Buy gift card to use towards your Oura Ring 5 purchase. A properly fitting Oura Ring 5 will result in the highest possible data accuracy, comfort, and overall experience. Oura Ring 5 sizes are slightly different from standard ring sizes and other Oura Ring generations. It’s important to size yourself and follow sizing instructions. Oura Ring 5 works on all fingers and can be worn on either hand. For optimal accuracy, we recommend wearing on your index, middle, or ring finger.
Introducing the world’s smallest smart ring—Oura Ring 5, built with even more sensing power than previous generations. 40% smaller and ultra lightweight, Oura Ring 5 fits seamlessly in with your life and your style. The updated all-titanium design is more scratch-resistant and comfortable than ever, Oura Ring 5 delivers 50+ health metrics with research-grade accuracy. With 6-9 days of battery life you can even forget it’s on. No more compromises when it comes to tracking your health. IMPORTANT: Size yourself with the Oura Ring 5 Sizing Kit before you buy — Oura Rings are not US standard sizing and other Oura Ring generations, and finding the right size will result in the best experience possible. With an Oura Ring 5 Sizing Kit purchase, you will receive a $10 Best Buy gift card to use towards your Oura Ring 5 purchase.
Introducing the world’s smallest smart ring—Oura Ring 5, built with even more sensing power than previous generations. 40% smaller and ultra lightweight, Oura Ring 5 fits seamlessly in with your life and your style. The updated all-titanium design is more scratch-resistant and comfortable than ever, Oura Ring 5 delivers 50+ health metrics with research-grade accuracy. With 6-9 days of battery life you can even forget it’s on. No more compromises when it comes to tracking your health. IMPORTANT: Size yourself with the Oura Ring 5 Sizing Kit before you buy — Oura Rings are not US standard sizing and other Oura Ring generations, and finding the right size will result in the best experience possible. With an Oura Ring 5 Sizing Kit purchase, you will receive a $10 Best Buy gift card to use towards your Oura Ring 5 purchase.
| Pros for Oura - Ring 5 - Smart Ring - Size Before You Buy with OR5 Sizing Kit - Size 8 - Silver - (2026) | |||
|---|---|---|---|
| Comfort, Battery Life, Design, Size, Health Tracking | Sizing Accuracy | Comfort, Battery Life, Design, Size, Health Tracking | Comfort, Battery Life, Design, Size, Health Tracking |
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