Oura Ring Gen 4

The Gen 4 features advanced Smart Sensing technology that uses adaptive signal detection. This allows the ring to better adjust to your unique finger anatomy, resulting in more consistent and accurate data collection compared to earlier models.

Yes, the ring is crafted from lightweight titanium and features discreet, non-allergenic sensors designed for 24/7 wear. Its low-profile design is specifically engineered to be unobtrusive, making it comfortable for overnight sleep tracking.

While the ring tracks your data, an Oura Membership is required to unlock the full suite of personalized insights, long-term trends, and actionable guidance within the app.

Yes, the Oura Ring 4 is fully compatible with both iOS and Android devices via Bluetooth connectivity.

The ring monitors heart rate, heart rate variability (HRV), blood oxygen levels, and body temperature. It uses this data to provide insights into your sleep stages, stress levels, activity, and cycle tracking.

The ring comes with a dedicated charging dock and a USB-C cable. Simply place the ring on the dock to recharge the battery as needed.