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, multi-sport mode and health monitoring. Described as outdoor and “Three-Proof”; the specific protections are not stated. Compatible with Android / iOS.
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allentian C20pro
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allentian C21pro 1.39-inch screen
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allentian C20 Pro Bluetooth calling
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allentian C21pro 1.39-inch display
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allentian C21pro 1.39-inch display
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allentian C20 Pro 5 ATM waterproof rating
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | C20pro | C21pro | C20 Pro | C21pro | C21pro | C20 Pro |
| Price | €100.08 | €114.38 | €43.79 | €68.81 | €68.81 | €43.79 |
| 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 | ||
| Model Name | C20pro | C21pro | C20 Pro | C21pro | C21pro | C20 Pro |
| Part Number | 760442846122Black | 719424970045Grey | 1005005634095179black | 719091237520Black | 719091237520Silver | 1005005634095179Orange |
| Product Type | Smart watch | Smart watch | smartwatch | Smart watch | Smart watch | smart watch |
| Compatibility | Android / iOS. | Android / iOS | Android / IOS | Android and iOS | Android / IOS | Android / IOS |
| Bluetooth Calling | Bluetooth call feature stated. | Bluetooth call | Supported | |||
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