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.
Smart watch with Android and iOS compatibility, call capability, a pedometer, heart rate measurement, and blood pressure measurement.
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allentian C20pro Compatible with Android and iOS
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allentian C21pro 1.39-inch display
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allentian C20 Supports heart rate monitoring
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allentian C20 Heart rate monitoring
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allentian C21pro 1.39-inch display
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allentian C20plus Heart rate function listed
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | C20pro | C21pro | C20 | C20 | C21pro | C20plus |
| Price | €60.76 | €68.81 | €97.40 | €57.19 | €68.81 | €87.57 |
| 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 | C20pro | C21pro | C20 | C20 | C21pro | C20plus |
| Part Number | 661740078878Black | 719091237520Black | 672236601559Black | 5100578589452 | 719091237520Silver | 785417379736Black |
| Product Type | Smart watch | Smart watch | Smart watch | Smart watch | Smart watch | Smart watch |
| Compatibility | Android / IOS | Android and iOS | Android / IOS | Android / IOS | Android / IOS | Android / IOS |
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