Oura Ring 3 Battery: 6.2 to 3.7 Days in 24 Months
After 24 months of continuous monitoring on a Size 9 Oura Ring 3, battery life declined from 6.2 days to 3.7 days under a usage profile of daily sleep tracking plus workouts roughly five times per week. This gradual drop aligns with normal lithium-polymer battery aging and matches patterns widely reported by users on forums … Read more