I compared this subscription-free smart ring to my Oura and here's how it fared

The Ultrahuman Ring Air is a well-rounded sleep and activity tracker, offering features that go head-to-head with the Oura Ring.

Nov 30, 2025 1

I compared this subscription-free smart ring to my Oura and here's how it fared
The Ultrahuman Ring Air is a well-rounded sleep and activity tracker, offering features that go head-to-head with the Oura Ring.
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