Oura Ring 4 Collection

Oura Ring 4 is the latest evolution of the revolutionary smart ring. Oura Ring 4 is powered by Smart Sensing, a breakthrough innovation that adapts to each member’s unique finger to deliver accurate, continuous data, day and night. Oura Ring 4 is available in an expanded size range (sizes 4-15), and six finishes. It features a new sleeker, fully titanium design and discreet sensors on the interior, enhancing both durability and wearability.

• Compatible with iOS and Android
• Up to 8 days battery life
• Fully titanium
• Powered by Smart Sensing
• Water resistant up to 100m

Oura Ring 4 sizing is different from Oura Ring Gen3 sizing. For Oura Ring 4, size with the Oura Ring 4 Sizing Kit.