It checks today's price at every store, compares the alternatives and answers in about a minute.
This is a stainless steel smart ring, 4.4g, that tracks heart rate, SpO2, blood pressure trends, sleep, steps, calories and multiple sports through the Qring app. It connects over Bluetooth 5.0, is IP68 waterproof and runs 5 to 7 days per charge with magnetic charging. It suits people who want discreet all-day health and sleep tracking without a wristband. Against wrist trackers it gives up a screen and GPS, and its blood pressure readings are trends, not medical measurements. Buyers call it sleeker and more useful than expected, with sleep tracking a favorite.
Availability unknown
Lowest price we've seen: $49.97 on Nov 5 at Inspire Uplift. Tracked across 1 store since Nov 5.
Buyers say the ring is sleeker and more useful than they expected and easy to forget on the finger. Sleep tracking is the standout feature, and they like that compact simple tech still delivers plenty of information.
This smart ring tracks heart rate, SpO2, blood pressure trends, sleep patterns, steps, calories and multiple sports activities. Data is viewed in the Qring app. It connects to a phone over Bluetooth 5.0.
The ring is made of stainless steel and weighs 4.4 g, so it can be worn all day and all night. Its discreet design is an alternative to a bulky fitness tracker. It is IP68 waterproof for workouts, swimming, handwashing and everyday activities.
Battery life is 5 to 7 days per charge. The ring charges with a magnetic fast charger.