Oura Ring 4 Ceramic: Overview
Keep track of your wellness in style with the Oura Ring 4 Ceramic. It delivers continuous heart, temperature, and activity insights in a comfortable form.
Material and build: Zirconia ceramic exterior with a seamless titanium interior creates a lightweight, durable build that resists irritation and looks like a band.
Battery and charging: 5 to 8 days of battery life lets you track for several days, and charging finishes in 20–80 minutes.
Sensors and Smart Sensing: Uses red, green, and infrared LEDs alongside a temperature sensor and accelerometer. You can monitor your heart rate, HRV, SpO2, respiration, and activity.
Sleep and readiness: Your Sleep Score, sleep stages, and bedtime guidance help you improve rest each night. Readiness insights highlight recovery progress and alert you to possible illness.
Activity and women’s health: Enjoy automatic detection for over 40 activities, with personalized goals and cycle insights keeping your health in check.
The Oura Ring 4 Ceramic offers health, sleep, and activity tracking in a discreet, comfortable design.