Smart rings are shockingly good at step counting, with one critical flaw

We tested our favorite smart rings from Samsung, Oura, Amazfit, Ultrahuman, and RingConn and compared their step-count accuracy against our favorite smartwatches from Samsung, Garmin, Google, and others. Here's what we learned.

source https://www.androidcentral.com/wearables/smart-rings-vs-smartwatches-step-counting-test