Tracks light, deep, and REM sleep automatically, and is independently validated as the most accurate consumer sleep tracker in peer-reviewed research. Ring 5 improves accuracy with reengineered sensors and better skin contact across more finger sizes.
Sources reporting this (5)
The Oura Ring 5 is the ultra-smart wearable you won’t know you’re wearing9to5Mac · Jun 19, 2026
Thinner Oura Ring 5 finally tracks live activity, $50 price increase9to5Google · May 28, 2026
New Oura Ring 5 unveiled with dramatically smaller design, hypertension detection, more9to5Mac · May 28, 2026
Oura’s Ring 5 Is Its Slimmest and Most Accurate Smart Ring YetGizmodo · May 28, 2026
If your Oura smart ring detects sleep apnea, it can refer you to doctors9to5Mac · May 21, 2026