Continuing coverage tagged Sleep Tracking.
Independent tests put the Ring Pro near 10 to 11 days per charge, but its $479 hardware upgrade still produces uneven workout heart-rate data and familiar health insights.
MobileTech DeskTesters wearing Google's screenless band for months praise overnight sleep and heart data. Auto-detect still drops bike rides, CrossFit and stairs, and some heart-rate sessions jump 20 to 90 beats.
MobileTech DeskA month-long, one-person EEG comparison put the Oura Ring 5 below the Ring 4 on sleep-stage agreement, with REM often logged as awake. Oura says its testing shows no meaningful difference.
MobileTech DeskWeeks of independent testing put Garmin's $199 screenless band next to Whoop, Fitbit Air and chest straps. Sleep and HRV hold up. Entire bike rides still vanish.
MobileTech Desk