Compare up to three models from one category. Keep the purpose and the source beside the numbers.
A narrow sleep-tracking ring made in Japan
Keep in mind The slimness and battery figures still need independent testing. This is a long wait, with certification-dependent country support and specifications still subject to change. Sleep-apnea tendencies are not a verified diagnosis.
Sleep, daily activity and recovery trends
Keep in mind UK and EU current prices were not verifiable from checked configurators; placeholder totals were excluded.
Published specifications and documented constraints. See the full comparison below for prices and sources.
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| Smart ringsAdd a model |  |  |
|---|---|---|
| Prices · all markets | Price not verified 0 offer records & sourcesNo verified price in this audit. | $399.99 USD≈ €358 EURECB 2026-10-12US · Store price · Out of stock 1 offer records & sources$399.99 USD≈ €358 EURECB 2026-10-12 US · Store price Out of stockTitanium Silver, size 6, SM-Q506NZSAXAR Official exact Silver size-6 SKU metadata lists $399.99 and OutOfStock. The live US manufacturer buy page also marks all displayed colors out of stock. Reference price only; no buy-now availability.Price source ↗ Checked 2026-10-12 |
| Designed for | A narrow sleep-tracking ring made in Japan ↗ | Sleep, daily activity and recovery trends ↗ |
| Tracking | Not verified | Sleep, heart rate, skin-temperature and cycle trends, steps and activity; Samsung Health Energy Score ↗ |
| Sensors | Sleep stages, heart rate, HRV, SpO2, steps and stress ↗ | Optical heart-rate sensor, temperature sensor and accelerometer ↗ |
| Battery / power | 7-10 days, up to 10 maximum (manufacturer claim) ↗ | Up to 7 days, depending on size and use; charging case included ↗ |
| Battery context | Manufacturer maximum; size and settings can change actual runtime ↗ | Manufacturer typical-use estimate; larger sizes 12-15 used for up-to-7-day test ↗ |
| Water / dust rating | Not verified | 10 ATM / IP68 ↗ |
| Connection & compatibility | English companion app planned for Kickstarter units ↗ | Bluetooth 5.4; Android 11+ smartphone with at least 1.5 GB RAM; Galaxy Wearable, Samsung Health 6.27+ and Samsung account; some features require a Galaxy phone ↗ |
| Material | Not verified | Titanium frame ↗ |
| Fit & sizing | Not verified | Use Galaxy Ring sizing kit; sizes differ from ordinary jewellery rings ↗ |
| Weight | Not verified | 2.3-3.3 g; size 5 2.3 g, size 15 3.3 g ↗ |
| Subscription | No subscription ↗ | Core Samsung Health tracking included; optional Samsung Care+ and retail memberships cost extra; check current Galaxy AI terms ↗ |
| Ring width | 5.19 mm (manufacturer claim) ↗ | Not verified |
| Thickness | Not verified | Not verified |
| Materials | Not verified | Not verified |
| Controls | Not verified | Not verified |
| Payments & haptics | Not verified | Not verified |
| Availability | Kickstarter funded and ended October 10, 2026; official site says limited late pledges are open. Delivery not yet claimed. May-July 2027. Current late-pledge reward price not exposed in accessible campaign text; do not reuse the ended $1 price-pass offer as a product price. | Manufacturer product/specification pages remain available. Checked US configuration is marked out of stock. UK/EU configurators do not expose a usable verified current price; no regional stock guarantee is made. |
| Important context |
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| Editorial pick & release | #1 · Upcoming Smart ringsExpected: May-July 2027SOXAI RING X backer delivery, certified destinations only | #5 · Our Top 10 Smart ringsReleased: Jul 24, 2024Initial US general availability |
| Evidence | Manufacturer source Checked 2026-10-12 | Manufacturer source Checked 2026-10-12 |
Battery claims use different conditions and are not a controlled benchmark. “Not verified” is an evidence gap, not a missing feature. Prices are dated regional snapshots. Deposits, bundles and historical launch prices are labelled. Brightness measurement methods and battery workloads vary by manufacturer.
