Oura Ring 4 Review: The Best Sleep Tracker You Can Wear
The Oura Ring 4 packs accurate sleep, readiness and heart rate tracking into a comfortable titanium ring with week-long battery life.
We spent 2 weeks testing the Oura Ring 4 as part of our daily routine to see how it holds up beyond the spec sheet. Here is everything you need to know before you buy.
Price and Availability
The Oura Ring 4 is available now from Oura and major retailers starting at $349. Keep an eye out for seasonal sales, as we regularly see discounts during major shopping events.
Key Specifications
| Spec | Oura Ring 4 |
|---|---|
| Material | Titanium |
| Sensors | PPG, temperature, accelerometer |
| Battery | Up to 8 days |
| Water resistance | 100m |
| Subscription | $5.99/month |
Design and Comfort
The Oura Ring 4 is comfortable enough to wear around the clock, including to bed. The display is bright and legible outdoors, and the build feels durable enough for workouts and daily knocks.
Health and Fitness Tracking
We compared the Oura Ring 4 against a chest strap and found heart rate readings closely matched during steady runs. Sleep tracking was insightful, and the health dashboard makes trends easy to understand.
Battery Life and Software
Battery life met our expectations for daily use with workouts and sleep tracking enabled. Oura's software is polished, with useful notifications and a solid selection of apps.
Pros and Cons
What we like
- Most accurate sleep tracking we've tested
- Comfortable 24/7 wear
- Excellent battery life
What we don't like
- Subscription required
- Limited workout tracking
Verdict: Should You Buy the Oura Ring 4?
If sleep and recovery are your focus, the Oura Ring 4 is the best wearable available.
Our score: 8.9/10