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Oura's Ring 5 redefines what a smart ring can do — smaller, smarter, and built to outpace every competitor.
Oura has launched the Ring 5, achieving the world's smallest smart ring form factor while upgrading sensors, battery life, and…
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The Ring 5 is now virtually indistinguishable from regular jewelry. Oura shrank the profile without sacrificing any power.
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New multi-wavelength LEDs track heart rate, blood oxygen, and skin temperature with sharper accuracy — even mid-workout.
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One full charge now lasts up to eight days. That's a meaningful leap over the Ring 4's seven-day window.
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Advanced machine learning models deliver personalized sleep, readiness, and recovery insights. Your ring now truly knows you.
Discover every upgrade, spec, and detail that makes the Oura Ring 5 the most advanced smart ring ever created.