
Halo Ring 4
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Compared across 3 stores. Prices are checked against each store and labelled with when.
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Compared across 3 stores. Prices are checked against each store and labelled with when.
It checks today's price at every store, compares the alternatives and answers in about a minute.
The Halo Ring 4 is a subscription-free smart ring that tracks sleep, heart rate, HRV, stress and daily activity through the free Halo app. It is 40% lighter and slimmer than the Ring 3, waterproof to 100 m, and rated for up to 5 days per charge. At $59 at HALO Ring as of November 5, 2026, it sits at the low end of its recent range, with 3 stores listing it new.
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Lowest price we've seen: $59.00 on Nov 5 at Halo Ring. Tracked across 1 store since Nov 5.
Owners say the tracking is accurate, especially the sleep score, which matches how they feel. HRV and recovery data are frequently cited as favorite morning metrics, and users report the ring holds its own against the leading brand on the metrics that matter.
Monitor your health metrics with precision using this advanced smart ring, which delivers comprehensive insights into your sleep patterns, stress responses, and daily activity. Designed for those seeking data-driven health optimization, it provides the intelligence you need to understand and improve your overall well-being.