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If you're into fitness tracking but hate bulky wearables or constant pings, a smart ring may be your move. The best smart rings on the market right now deliver the same key health metrics — sleep, steps, stress, recovery — in a minimal, sleek design with accuracy to rival many of the best fitness trackers. These usable insights can help you sleep better, train harder, perform better at work, and feel more in sync with your body over time.

Over the last four months, I tested the leading smart rings head-to-head — often wearing them alongside the best Fitbits and best Garmin watches — to see how they really stack up in terms of accuracy, comfort, and usefulness. The Oura Ring 4 is my top pick for

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