The Luna ring doesn't have any standout features, but it's a solid alternative to Oura—provided you can find one.

At a glance Expert's Rating Pros ・Light and comfortable to wear ・Nicely designed companion app ・Good sleep tracking performance ・Very cheap and no fees Cons ・Plain design ・Some syncing problems Our ...

The Ultrahuman Ring Air is lighter than rivals and offers some serious health and wellness insights, but it won’t win many ...

After four months of testing, we can confidently say that the Oura Ring Gen 4 easily upholds the title of the best smart ring on the market. However, we doubt we will ever get used to its bulky design ...

Let’s be honest, most tech wearables are bulky and not exactly what you’d describe as pretty. But when you’re regularly wearing something on your hands, you probably want it to look nice and perhaps ...

Editor's note: Due to a patent dispute, the version of the Ultrahuman Ring Air we reviewed is no longer manufactured for sale in the US. That said, some stores may still offer existing stock.

The Luna Ring 2 is an accomplished wellness device, but it’s not a premium-feeling as similarly-priced rivals ...

ZDNET experts put every product through rigorous testing and research to curate the best options for you. If you buy through our links, we may earn a commission. Learn Our Process 'ZDNET Recommends': ...

In a surprise move, sports apparel giant Reebok has entered the booming smart ring market with the launch of the Reebok Smart Ring. The ring, available now in the US for $249 via Reebok, marks the ...