Best smart rings
Rings logged over 30 nights and scored on sleep staging, HRV accuracy, comfort and subscription cost. Filter by brand or price to compare the field.
- Oura Ring 4Best overall$349Oura~7-day battery
Best-in-test sleep staging and HRV, the most polished app — held back only by the monthly fee.
9.0/ 10 - Ultrahuman Ring AirBest no-subscription$349Ultrahuman~6-day battery
Oura-class sleep data with no membership; the app is busier and metabolic features are still maturing.
8.6/ 10 - Samsung Galaxy RingBest for Samsung$399Samsung~7-day battery
Comfortable, no subscription, and tightly tied into Samsung Health — best alongside a Galaxy phone.
8.4/ 10 - RingConn Gen 2Best value$299RingConn~7-day battery
A week of battery, no fees and solid sleep tracking; HRV trends lag the Oura on restless nights.
8.2/ 10 - Oura Ring 4 HorizonBest premium finish$499Oura~7-day battery
The same Oura internals in a fully round, scratch-resistant shell — for a higher price.
8.0/ 10 - Circular Ring 2Best newcomer$349Circular~5-day battery
Lots of features and a vibration alarm; firmware still feels early next to the established rings.
7.8/ 10
Disclaimer. Scores and picks are placeholders from our test bench and may change as new products are logged. FitHQ may earn a commission on purchases made through links on this page.