💍 Wear the future of wellness—where style meets smart.
The Oura Ring 4 is a sleek, all-titanium smart ring designed for 24/7 wear, offering advanced health tracking with over 30 biometric sensors including sleep, heart rate, and stress. It features up to 8 days of battery life, water resistance, and a unique sizing kit for a perfect fit. Paired with an optional membership, it delivers personalized wellness insights through the Oura app.
| Age Range | Adult |
| Color | Black |
| Size | 4 |
| Style | Modern |
| Compatible with | Tablet, Smartphone |
| Display Type | No Display |
| Shape | ring |
| Meter | Sleep Duration, Heart Rate, Blood Oxygen (SpO2), Stress |
| Number of Items | 1 |
| Features | Heart Rate Monitor, Activity Tracker |
| Included Components | Oura Ring 4, Oura Ring 4 Charger, USB-C Cable, Information Booklet, Quick Start Guide |
| Batteries Included? | Yes |
| Brand | OURA |
| Manufacturer | Oura |
| Item model number | JZ90-54144-04 |
| Product Dimensions | 2.2 x 2.2 x 0.7 cm; 120 g |
| ASIN | B0D9WVJXZZ |
A**R
Tracks almost correct - sleep tracking needs improvement though
Tracks almost correct - sleep tracking needs improvement though - I wake up many times and it does not track that so well
D**V
Quality not great
After one month charger/ring stopped working and connecting.
A**R
READ THIS BEFORE BUYING!!!
I bought the ring at such a high price, assuming that it would improve my health, but this device doesn't work without a subscription; that's a pure scam. Without the subscription, there is nothing you can do on the app!!!! AVOID!!
Trustpilot
2 weeks ago
2 months ago
