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.
A medium smartwatch with heart rate and blood glucose monitoring, Bluetooth calling, and compatibility with Android and iOS.
| This item | Recommendations | |||||
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allentian C800 or C900ultra2; selection unresolved Heart rate monitoring supported
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allentian C900ultra Compatible with Android and iOS
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allentian C900ultra Compatible with Android / IOS.
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allentian C900ultra Bluetooth calling
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allentian T800ultra2 Bluetooth calling is supported.
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allentian T800ultra2 Bluetooth calling is supported.
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | C800 or C900ultra2; selection unresolved | C900ultra | C900ultra | C900ultra | T800ultra2 | T800ultra2 |
| Price | €23.23 | €33.96 | €33.96 | €33.96 | €22.16 | €22.16 |
| 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 | C800 or C900ultra2; selection unresolved | C900ultra | C900ultra | C900ultra | T800ultra2 | T800ultra2 |
| Part Number | 786170492769Silver | 786072187693Silver | 786072187693Gold | 786072187693Black | 757764065884White | 757764065884Yellow |
| Product Type | Smartwatch | Smartwatch | Smartwatch | smartwatch | Smart watch | Smart watch |
| Compatibility | Android and iOS | Android / IOS | Android / IOS | Android / IOS | ||
| Bluetooth Calling | Supported | Supported | Listed | Bluetooth call | Supported | Supported |
| Sedentary alarm | Supported | Listed | Sedentary alarm clock | |||
| Health Monitoring | Supported | Listed | Health monitor | |||
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