Oura the best smart ring, say testers

The Verge's roundup of smart rings seems representative of a general consensus: Oura is just ahead of the game when it comes to these inconspicious gadgets. The competition is either too rough in one repect or another, be it software, syncing or the basic credibility of measurements, and the best is a model from Samsung that requires other Samsung stuff to work right. — Read the rest
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