They're also expensive. At around $500 for the Oura Ring 4 and roughly $400 for the Apple Watch Series 11, buying both isn't realistic for most people. So instead of crowning a universal winner, it ...
Discover how smart rings 2026 track sleep, HRV, and fitness metrics. Compare Oura Ring 4, accuracy rates, battery life, and ...
From automatically tracking sports to giving you personalised AI advice, these tiny wearables do much more than simply count ...
The first fitness tracker made by Renpho is durable and long-lasting, but its performance hiccups and utilitarian design massively undermine its value.
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