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 with Bluetooth calling support and Android/iOS compatibility. Stated size: 1.6-inch.
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
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allentian C22 Bluetooth calling supported
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allentian C21 Supports Android and iOS
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Medium Smartwatch Bluetooth calling is supported.
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allentian K52 Bluetooth calling is supported.
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Smart Watch, Medium 1.69-inch display
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allentian C20 Supports heart rate monitoring
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | C22 | C21 | K52 | C20 | ||
| Price | €150.12 | €115.27 | €43.34 | €83.10 | €24.13 | €97.40 |
| 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 | C22 | C21 | K52 | C20 | ||
| Part Number | 694260307996Black | 641277286062Black | 738072571456Black | 724194725332Black | 1005006041478303black | 672236601559Black |
| Product Type | Smart watch | smart watch | Smartwatch | Smart watch | Smart watch | Smart watch |
| Compatibility | Android / iOS | Android / IOS | Android / IOS | Android / IOS | ||
| Bluetooth Calling | Supported | Supported | Supported | Supported | ||
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