The Oura Ring 4 is the most impressive smart ring out there, offering excellent analytics and a stylish design.

Another issue with sizing is that the Oura ring doesn’t come in half sizes, so you may not be able to find the perfect size for your preferred finger. That said, the gen 3 rings feel about a ...

Watch Oura and Samsung, another new smart ring competitor has entered the chat, and it’s subscription-free at that.