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.
Smartwatch with a 1.39-inch screen, Bluetooth calling, Android and iOS compatibility, ECG and blood glucose monitoring, and multi-sport mode.
| This item | Recommendations | |||||
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allentian T30 1.39-inch screen
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allentian I30e 1.81 screen size (unit not stated)
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allentian TK12 Compatible with Android and iOS
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allentian Et550 Bluetooth calling supported
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allentian T56 Bluetooth calling
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allentian TK12 Bluetooth calling is supported.
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | T30 | I30e | TK12 | Et550 | T56 | TK12 |
| Price | €120.64 | €67.02 | €93.83 | €145.66 | €36.64 | €138.51 |
| 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 | T30 | I30e | TK12 | Et550 | T56 | TK12 |
| Part Number | 735314842824AllBlack | 731784859410Black | 730778231613BlackLeather | 735145909554BlackGlue | 782681106179Black | 719683653228BlackLeather |
| Product Type | Smartwatch | smart watch | Smartwatch | Smart watch | Smart watch | Smart watch |
| Compatibility | Android / iOS | Android and iOS | Android / iOS | Android / IOS | Android / iOS | Android / iOS |
| Bluetooth Calling | Supported | Supported | Supported | |||
| Monitoring Features | ECG, blood glucose, heart rate, and body temperature monitoring | Blood oxygen, blood glucose, heart rate, blood pressure, and sleep monitoring | ECG, PPG, non-invasive blood glucose, and dual PD dynamic heart rate monitoring | |||
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