This subscription-free smart ring is an Oura alternative I still recommend in 2026

• The RingConn Gen 2 is a subscription-free smart ring for $299.
• It monitors your sleep, activity, stress, and vitals with a marathon battery life.
• Its user interface feels underdeveloped.

I've tested dozens of smart rings, and most claim to have batteries that last about a week, but make it to day five or six before dying on me. Part of the appeal of smart rings, compared to smartwatches, is supposed to be their longer battery life, so what gives? 

Also: This $50 smart ring looks like a tiny smartwatch for your finger - here's how it works

I've got one for you if you want a smart ring with a truly competitive battery life. I've been testing the RingConn Gen 2 smart ring that boasts 10 to 12 days -- significantly more than some of the most popular rings on the market. In ...