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 Watch 9 Bluetooth connectivity
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allentian Iw9 2.05-inch display
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allentian W9 Ultra Pro Offline payment
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Medium Smartwatch Compatible with Android and iOS
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allentian Iw9 Ultra AMOLED display
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allentian Iw9 Ultra Bluetooth calling is supported.
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | Watch 9 | Iw9 | W9 Ultra Pro | Iw9 Ultra | Iw9 Ultra | |
| Price | €55.40 | €87.57 | €32.17 | €33.96 | €119.74 | €119.74 |
| 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 | Watch 9 | Iw9 | W9 Ultra Pro | Iw9 Ultra | Iw9 Ultra | |
| Part Number | 771474190155Silver | 713264235215Silver | 731750594515Black | 734211246770Black | 747853058390White | 747853058390Black |
| Product Type | Smart watch | smartwatch | Smartwatch | Smartwatch | Smart watch | smartwatch |
| Compatibility | Android / IOS | Android / IOS | Android / iOS | Android / IOS | Android / IOS | Android and iOS |
| Bluetooth Calling | Supported | Supported | Supported | |||