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.
Medium smart watch compatible with Android and iOS, with blood sugar and heart rate monitoring. It is described as waterproof, but no water-resistance rating is stated.
| This item | Recommendations | |||||
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allentian K56pro Compatible with Android and iOS.
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allentian K59 1.43-inch display
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allentian G206 Bluetooth calling is supported.
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allentian K57pro
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allentian Tk21p Compatible with Android and iOS.
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allentian K57pro 1.96-inch screen
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | K56pro | K59 | G206 | K57pro | Tk21p | K57pro |
| Price | €120.64 | €76.85 | €36.64 | €68.81 | €90.25 | €111.70 |
| Seller | Newegg | Newegg | Newegg | Newegg | Newegg | Newegg |
| Update | Nov 3, 2026 | Nov 3, 2026 | Nov 3, 2026 | Nov 3, 2026 | Nov 3, 2026 | Nov 3, 2026 |
| Size | Medium | Medium | Medium | Medium | Medium | Medium |
| Model Name | K56pro | K59 | G206 | K57pro | Tk21p | K57pro |
| Part Number | 708427427261Yellow | 5237387484992 | 756178570614Yellow | 759248916715Black | 745197753370BlackLeather | 748992973157Black |
| Product Type | Smart watch | Smartwatch | smartwatch | Smart watch | Smart watch | Smartwatch |
| Compatibility | Android / iOS | Android / iOS | Android / IOS | Android / IOS | Android / iOS | |
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