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.
Xiaomi Mi Band 4 is a fitness wristband with a 0.95-inch color AMOLED display and smart heart rate feature.
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Xiaomi Mi Band 4 0.95-inch color AMOLED display
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Xiaomi Mi Band 4 Bluetooth 5.0
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Xiaomi Mi Band 4 AMOLED color touchscreen
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Xiaomi Mi Band 4 BT 5.0
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Xiaomi Mi Band 4 Bluetooth version: BT 5.0
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Xiaomi Mi Band 4 5.0 Bluetooth
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| Brand | Xiaomi | Xiaomi | Xiaomi | Xiaomi | Xiaomi | Xiaomi |
| Model | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 |
| Price | £17.26 | £20.06 | £16.42 | £14.40 | £10.04 | £17.03 |
| Seller | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba |
| Update | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 | Nov 13, 2026 |
| Edition | Global version | China version | Chinese Version | |||
| Model Name | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 |
| Product Type | Fitness wristband | Fitness bracelet | fitness wristband | Fitness wristband | Smart fitness bracelet / wristband | Fitness bracelet |
| Heart rate feature | Smart heart rate | Heart rate | AI heart rate | AI heart rate | ||
| Display | AMOLED color touchscreen | AMOLED color touchscreen | Color touch screen | AMOLED color touch screen | AMOLED color touch screen | |
| Bluetooth Version | 5.0 | 5.0 | BT 5.0 | BT 5.0 | 5.0 | |
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