Oura Ring 4 in Brushed Silver delivers a refined, titanium smart ring engineered for continuous health and wellness monitoring. Designed to be worn day and night, it combines advanced sensors and Smart Sensing algorithms to track sleep stages, heart rate, blood oxygen trends, activity, and recovery metrics with clinical-grade intent. The slim, ergonomic profile and durable titanium construction make it comfortable for all-day wear while remaining water resistant for everyday use. Seamless Bluetooth connectivity syncs data to the Oura app, where personalized insights, trend analysis, and AI-driven recommendations help users optimize sleep, activity, and stress management. The ring supports an expanded size range and uses a sizing kit to ensure an accurate fit. With long battery life and discreet interior sensors, the Oura Ring 4 balances elegant design with powerful biometric tracking for users seeking actionable health intelligence.
Key Features:
Smart Sensing technology - Adapts to each wearer’s finger and activity to improve measurement accuracy and personalization.
Comprehensive health metrics - Tracks sleep stages, heart rate, SpO2 trends, activity, recovery, and metabolic indicators.
Titanium construction - Durable, lightweight, and water resistant for comfortable, everyday wear.
Seamless app integration - Bluetooth sync to the Oura app with AI-driven insights and trend analysis.
Expanded sizing and sizing kit - Size before you buy with the Oura Ring 4 Sizing Kit to ensure a precise fit.