Xiaomi Mi Band 4 review: New display, reliable for most part

Xiaomi Mi Band 4: The big upgrade in this year’s Mi Band 4 is the colour AMOLED display and the ability to track swimming. Here's our review on how it performs.
Xiaomi Mi Band 4: The big upgrade in this year’s Mi Band 4 is the colour AMOLED display and the ability to track swimming. Here's our review on how it performs.

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Xiaomi Mi Band 4 review: New display, reliable for most part

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Xiaomi Mi Band 4 review: Cheap and decent activity tracking, but not for swimmers