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 bracelet in the Chinese version, with a color screen, Bluetooth 5.0, heart-rate monitoring and NFC. Battery capacity: 135 mAh.
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Xiaomi Mi Band 4 Color screen
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Xiaomi Mi Band 4 135 mAh battery capacity
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Xiaomi Mi Band 4 Bluetooth 5.0
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Xiaomi Mi Band 4 Color screen
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Xiaomi Mi Band 4 Bluetooth version 5.0
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Xiaomi Mi Band 4 Color screen
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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 | RUB 1,765.33 | RUB 1,620.89 | RUB 2,126.42 | RUB 1,835.94 | RUB 2,126.42 | RUB 1,917.79 |
| Seller | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba | Alibaba |
| Update | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 | Oct 26, 2026 |
| Display | Color screen | Color screen | AMOLED color touchscreen | Color screen | AMOLED color touchscreen | Color screen |
| Model Name | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 | Mi Band 4 |
| Product Type | fitness bracelet | Fitness bracelet | Fitness bracelet | Fitness tracker bracelet | fitness bracelet | Smart bracelet |
| Product family | Mi Band | Mi Band | Mi Band | Mi Band | ||
| Battery Capacity | 135 mAh | 135 mAh | 135 mAh | 135 mAh | ||
| Bluetooth Version | 5.0 | 5.0 | 5.0 | Bluetooth 5.0 | 5.0 | 5.0 |
| Heart-rate feature | Heart rate | Heart rate | Heart rate is stated | |||
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