Circular's Ring 3 can tap to pay. Shipping is a 2027 problem
Circular's Ring 3 Pro and Slim add NFC payments and haptic alerts Oura still lacks. There is no price, no card list, and no ship date before early 2027.
MobileTech DeskTopic
Smart Rings
3 articlesContinuing coverage tagged Smart Rings.
Ultrahuman Ring Pro fixes charging fatigue, not smart-ring accuracy
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 DeskOne tester's EEG data put Oura Ring 5 behind Ring 4 on sleep stages
A 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 Desk