Sleep Wearable Form Factor
Compare smart rings, fitness bands, and smartwatches for overnight sleep tracking: comfort, battery habits, and sleep metric depth.
| This model | Recommendations | |||||
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allentian C20plus Heart rate function listed
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allentian C20 Supports heart rate monitoring
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allentian C20 Heart rate monitoring
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allentian C20pro Compatible with Android and iOS
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allentian G20-Wr 2.01 HD display
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allentian C25 Round screen
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | C20plus | C20 | C20 | C20pro | G20-Wr | C25 |
| Price | €87.57 | €97.40 | €57.19 | €60.76 | €35.74 | €125.10 |
| 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 | C20plus | C20 | C20 | C20pro | G20-Wr | C25 |
| Part Number | 785417379736Black | 672236601559Black | 5100578589452 | 661740078878Black | 785535112556Black | 737842369316Black |
| Product Type | Smart watch | Smart watch | Smart watch | Smart watch | Smart watch | Smart watch |
| Compatibility | Android / IOS | Android / IOS | Android / IOS | Android / IOS | Android / IOS | Android / iOS |
| Heart Rate Monitoring | Supported | Heart rate | Supported | |||
| Blood Pressure Monitoring | Supported | Blood pressure | Supported | |||