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Oura’s fourth-generation smart ring gets smaller and smarter

Oura's fourth-generation smart ring gets a sleeker body, better sensors and longer battery life.

There’s also a better-developed suite of features for people who menstruate, with new insights for fertility windows — the company adding that this is designed to aid pregnancy, not prevent it. You can see that Samsung got to the integrated sensors ahead of the company it’s drawing inspiration from, but the Galaxy Ring is fairly basic, features-wise. Oura CEO Tom Hale told Bloomberg he feels the Korean giants are two years behind his company as things stand.

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