
Xiaomi Mi Smart Band 4C - Noir reviews: 2.0/5 based on 4 analyzed reviews, updated September 7, 2026.
Criticized: charging defect and overall reliability.
Written by Augur from the 4 reviews analyzed
This entry-level smart band suffers from serious reliability issues right out of the box. Designed for daily activity tracking, the product is plagued by major hardware failures that prevent normal use.… Many users report that the device refuses to charge upon first unpacking and fails to work as promised, rendering it completely unusable.
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