Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
If you are interested in more details, you can find full information on the seller's page.
A medium smart ring compatible with Android and iOS. Its described monitoring functions include heart rate and sleep monitoring; calories are also mentioned.
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allentian R3 Compatible with Android and iOS.
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Medium Black Smart Ring Black Heart rate monitoring is listed as a function.
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allentian R5
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allentian Sr200
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allentian VWAR R2 Compatible with Android and iOS.
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allentian VWAR R2 Compatible with Android and iOS.
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | R3 | R5 | Sr200 | VWAR R2 | VWAR R2 | |
| Price | €56.78 | €45.97 | €64.89 | €73.01 | €60.39 | €60.39 |
| Seller | Newegg | Newegg | Newegg | Newegg | Newegg | Newegg |
| Update | Nov 12, 2026 | Nov 12, 2026 | Nov 12, 2026 | Nov 12, 2026 | Nov 12, 2026 | Nov 12, 2026 |
| Size | Medium | Medium | Medium | Medium | ||
| Model Name | R3 | R5 | Sr200 | VWAR R2 | VWAR R2 | |
| Part Number | 5463688111974 | 782053911463Grey | 5460950382290 | 75289485785817Gold# | 1005006256584203B-SIZE-1657MM | 1005006256584203W-SIZE-1657MM |
| Product Type | smart ring | smart ring | smart ring | Smart ring | smart ring | smart ring |
| Compatibility | Android / IOS. | Android / IOS | Android / IOS | Android / IOS | ||
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