Smart Ring Health & Fitness Tracker for Men & Women – Sleep, Heart Rate, SpO₂, HRV & Stress Tracking – BP & Women Health Support, 180+ Sport Modes, IP68 Waterproof, No Subscription Fee (Gold, 8)

Price: $79.00 - $49.99
(as of May 17, 2026 23:12:55 UTC – Details)
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Product description

1 Family Care

2 Sleep Tracking

3 Cycle Tracking

4 HRV Insights

5 Stress Tracking

How do I choose the right size?

Our smart ring is designed for a snug fit for accurate tracking.

We recommend measuring your finger using the size guide in Image #2.

If you are between sizes, we suggest choosing the larger size for comfort.

What if the size doesn’t fit?

If the size doesn’t fit as expected, just reach out to us — we’ll help you find a comfortable solution quickly and easily.

What kind of data can it track?

The ring tracks sleep, activity, heart rate, and more to help you better understand your daily patterns.

Does it support workouts?

Yes. The app supports 180+ sports modes and can record a wide range of activities, including walking, running, cycling, and other everyday workouts.

Can I wear it in water?

Yes. The ring is water-resistant for everyday use such as handwashing, rain, showering, and swimming.

【SIZE BEFORE YOU BUY】For the best fit, please refer to the size chart and sizing guide shown in the product images to confirm your US ring size before ordering.
【Advanced Health Tracking】Track key wellness insights including sleep, heart rate, SpO₂, HRV, stress tracking, and blood pressure trends, with activity data such as steps, distance, and calories clearly displayed in the app to help you understand your daily health patterns over time.
【Women Health & Family Care Mode】Includes Women Health support to help track menstrual cycles when the app profile is set to female. Use Family Care Mode to view shared health insights from loved ones and stay connected with family anytime, anywhere.
【180+ Sports Modes & Activity Tracking】With 180+ sports modes, the smart ring supports a wide range of workouts and daily activities, such as running, cycling, walking, yoga, and more. View activity trends in the app to better understand your training habits.
【Long Battery Life & IP68 Waterproof】Designed for everyday wear, the smart ring offers reliable multi-day battery performance, reducing the need for frequent charging. Built with IP68 waterproof protection, suitable for workouts, rain, and light water exposure such as swimming activities.
【NO SUBSCRIPTION FEE】Enjoy full access to all features in the app with no subscription or monthly fees required — no hidden costs, no locked features.
SYNC WITH YOUR FAVORITE APPS – Compatible with iOS and Android — Oura seamlessly integrates with over 40 apps including Apple Health, Google Health Connect, Natural Cycles, Flo, Strava, & more.
LOOKING FOR THE BEST HEALTH TRACKER? – Whether you’re searching for a sleep ring or fitness ring, Oura Ring 4 is for you — this revolutionary smart ring that allows you to discreetly track your sleep, activity, recovery and stress — in style.