The Best Smart Rings, Tested and Reviewed (2025)

Honorable Mentions

We have tested several other entrants to this nascent category, some good, some bad, and some in between. Here is the lowdown on some of your smart ring alternatives.

Photograph: Adrienne So

Circular Ring 2 for $349: This ring is very pretty, with rounded edges that make it slightly look more like jewelry than the Oura or Ultrahuman rings. I also like the closed charging case, which means you can bring it while traveling and recharge without a USB-C cable, and I also like that the ring…