Summary - Xiaomi Smart Door Lock 4 Pro (XMZNMST01ZY) Deep Dive Teardown

 

  2 Min Read     January 29, 2026

 
 

A deep dive report of the Xiaomi Smart Door Lock 4 Pro, looking at its construction, benchmarking, and cost data.

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Summary - The Xiaomi Smart Door Lock 4 Pro is a smart lock purchased from the Chinese market. The Xiaomi Smart Door Lock 4 Pro offers several unlocking methods, including palm vein recognition and 3D facial recognition.

A Deep Dive report is a detailed product disassembly analysis that examines the latest personal electronics and provides unique construction, benchmarking, and cost data in a highly-digestible and graphics-rich format. The products are torn down using proprietary methods developed at TechInsights to provide a disassembly report with a multi-disciplinary "system view."

This summary outlines the analysis* found on the TechInsights' Platform.

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