No, it's the same Oura Ring 4 -- just with a makeover. Oura Ring 4 Ceramic Brand Oura Heart rate monitor Yes Battery life 5-8 days Sensors Blood Oxygen, Heart Rate, HRV, Respiration Rate The Oura Ring 4 Ceramic is a health-tracking smart ring with a zirconia ceramic finish, slightly thicker design, and new color options. Water Resistance Up to 100m/328 ft Ring sizing Yes Color Midnight, Tide, Petal, CloudThe Oura Ring 4's new grooveGoing boldly where no smart ring has gone before (into pastels)Credit: OuraLet's get one thing straight: the Oura Ring 4 Ceramic is the same model the company released in October 2024. The Oura Ring 4 Ceramic comes in four new colors: Midnight (deep blue), Cloud (clean white), Petal (soft pink), and Tide (light teal/blue). The Oura Ring 4 Ceramic is available in the four new colorways for $499, plus the additional $6 monthly or $70 annual subscription to use the ring.