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 smartwatch with Bluetooth calling, heart-rate and blood-oxygen monitoring, and NFC access control. Compatible with Android and iOS.
| This item | Recommendations | |||||
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allentian Zw15 2.01 screen size; unit not stated
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allentian Zw39 Heart rate monitoring supported
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allentian Dt8max Listed compatibility: Android / iOS
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allentian F12 2.02 screen size; unit not stated
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allentian Z49 2.01 screen size (unit not stated)
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Medium Smartwatch with Link Bracelet 1.69-inch display with full-touch control
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| Brand | allentian | allentian | allentian | allentian | allentian | allentian |
| Model | Zw15 | Zw39 | Dt8max | F12 | Z49 | |
| Price | €86.68 | €33.96 | €124.21 | €94.72 | €30.38 | €27.70 |
| 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 | Zw15 | Zw39 | Dt8max | F12 | Z49 | |
| Part Number | 727697705437SilverGray | 5081769821983 | 685159779522SilverGray | 731454701464BlackSteel | 785564245559Silver | 1005006041478303meshbeltsilver |
| Product Type | Smartwatch | smart watch | Smartwatch | Smart watch | Smartwatch | Smartwatch |
| Compatibility | Android / iOS | Android / iOS | Android / IOS | Android / iOS | Android / iOS | |
| Bluetooth Calling | Supported | Supported | Supported | Supported | ||
| Heart Rate Monitoring | Supported | Supported | Supported | |||
| Blood Pressure Monitoring | Supported | Supported | Supported | |||
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