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.
The Xiaomi Mi Band 4 is a Global Version smart bracelet with a touch screen, a 5ATM waterproof rating, and support for Alipay QR code payment.
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Xiaomi Mi Band 4 5ATM waterproof rating
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Xiaomi Mi Band 4 0.95-inch display
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Mi Mi Band 4 OLED touchscreen
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Xiaomi Mi Band 4 AMOLED display
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Xiaomi Mi Band 4 135 mAh battery capacity
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Xiaomi Mi Band 4 Bluetooth version 5.0
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| Brand | Xiaomi | Xiaomi | Mi | Xiaomi | Xiaomi | Xiaomi |
| Model | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 |
| Price | £15.14 | £19.30 | £21.95 | £20.06 | £25.73 | £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 |
| Model Name | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 |
| Product Type | Smart bracelet | Smart bracelet | Smart bracelet | Smart bracelet | Smart fitness bracelet | smart band |
| Product family | Mi Band | Mi Band | Mi Band | Mi Band | ||
| Bluetooth Version | 5.0 | 5.0 | 5.0 | 5.0 | ||
| Display | OLED touchscreen | Color screen | Touch color screen | |||
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