Compare up to 10 devices across categories. Keep the purpose and the source beside the numbers.
Lowest recorded store prices take priority over announced or launch prices, within the selected source market. Currencies use the dated EUR reference rates. Deposits and recurring charges are excluded from price order; missing prices stay last. Original price records remain visible.
Wellness monitoring and app synchronization
Keep in mind Wellness signals and app-derived sleep/activity scores are not a medical diagnosis. Fit, firmware and personal physiology affect readings.
Sleep, physiological signals and daily activity tracking
Keep in mind Wellness signals and app-derived sleep/activity scores are not a medical diagnosis. Fit, firmware and personal physiology affect readings.
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. | $299 USD≈ €267 EURECB 2026-10-12US · Historical price · Gen3 no longer available for purchase; original introduction price only 2 offer records & sources$299 USD≈ €267 EURECB 2026-10-12 US · Historical price Gen3 no longer available for purchase; original introduction price onlyOura Original Gen3 Heritage starting finish Original maker introduction states Heritage starts at $299 and Horizon at $349. Style variations are one Gen3 hardware family, not separate devices.Check merchant offer ↗Price source ↗ Checked 2026-10-13$349 USD≈ €312 EURECB 2026-10-12 US · Historical price Gen3 no longer available for purchase; original introduction price onlyOura Original Gen3 Horizon starting finish Original maker introduction states Heritage starts at $299 and Horizon at $349. Style variations are one Gen3 hardware family, not separate devices.Check merchant offer ↗Price source ↗ Checked 2026-10-13 |
| Designed for | Wellness monitoring and app synchronization ↗ | Sleep, physiological signals and daily activity tracking ↗ |
| Battery / power | 22 mAh ring in manufacturer manual; 500 mAh case ↗ | Not verified |
| Water / dust rating | IP68 ↗ | Not verified |
| Material | Metallic titanium ↗ | Titanium with PVD or DLC finish depending on colour ↗ |
| Weight | 3-5 g ring; 80 g charging case ↗ | Not verified |
| Form factor | First-generation smart ring with charging case ↗ | Smart ring; Heritage/Horizon styling in one hardware family ↗ |
| Models | Manufacturer manual: R08-06 through R08-16 size variants ↗ | Not applicable to this category |
| Charging | Magnetic ring charging, approximately 90 minutes; USB-C case, approximately 120 minutes ↗ | USB-powered charger with colour-coded LEDs ↗ |
| Wireless | Bluetooth 5.2 ↗ | Not applicable to this category |
| Memory | 5-7 days offline storage; this is not a battery-life figure ↗ | Not applicable to this category |
| Operating Temperature | -10 to 40°C ↗ | Not applicable to this category |
| Compatibility | Original manual iOS 14+ / Android 8+ and Bluetooth 4.0+ host ↗ | Not applicable to this category |
| Leds | Not applicable to this category | Green, red and infrared LEDs ↗ |
| Temperature | Not applicable to this category | Additional NTC temperature sensor compared with Gen2 ↗ |
| Alignment | Not applicable to this category | Additional IR sensor supports alignment compensation ↗ |
| Motion | Not applicable to this category | Accelerometers for activity and movement ↗ |
| Inner Surface | Not applicable to this category | Non-metallic, BPA-free seamless inner moulding ↗ |
| Measurement | Not applicable to this category | Daytime, nighttime and activity heart-rate monitoring ↗ |
| Availability | Original Gen1 manual remains published. Current storefront foregrounds later generations; original-model configured purchase price/stock not established. | Oura explicitly says Gen3 rings and chargers are no longer available for purchase. |
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| Editorial pick & release | No editorial ranking recorded | No editorial ranking recorded |
| Evidence | Manufacturer source Checked 2026-10-13 | Manufacturer source Checked 2026-10-13 |
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.
