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Xiaomi’s New Lock: Large Display & Multiple Unlock Options

Xiaomi Launches Affordable Smart Door Lock M40Table of ContentsXiaomi Launches Affordable Smart Door Lock M40Dual Camera System with Panoramic ViewKey Features and specificationsPricing and AvailabilityComparison: M40 vs. M40 Pro Xiaomi is expanding its portfolio of smart locks with…

Xiaomi’s New Lock: Large Display & Multiple Unlock Options

Xiaomi Launches Affordable Smart Door Lock M40

Table of Contents

Xiaomi is expanding its portfolio of smart locks with a more affordable variant of the recently introduced M40 Pro model.The new Smart Door Lock M40 retains most of the advanced features of its premium sibling,but comes with a few tweaks that have translated into lower prices of 2,804 yuan (approximately $385 USD as of November 24,2023) instead of 3,229 yuan (about $445 USD).

Dual Camera System with Panoramic View

Smart Door Lock M40 features a 4.94-inch HD display on the inside, which displays the image from two integrated cameras. A main 3 MP sensor with a 175° angle of view cooperates with a secondary 2 MP camera with 128° coverage to provide a extensive view of the entryway. This dual-camera system offers a wider,more secure monitoring experience than single-camera locks.

Key Features and specifications

  • Unlocking Methods: The M40 supports multiple unlocking methods, including fingerprint recognition, password entry, smartphone app control (via Bluetooth), and traditional key access.
  • AI Motion Detection: The lock incorporates AI-powered motion detection to differentiate between family members and strangers, sending targeted notifications.
  • Remote Control: Users can remotely control the lock and view real-time footage through the Xiaomi Home app.
  • Emergency Unlock: The lock includes an emergency unlock mechanism for situations were the primary methods are unavailable.
  • Display: 4.94-inch HD display for viewing camera feed and lock status.
  • Cameras: 3MP (175°) + 2MP (128°) dual camera system.
  • Connectivity: Bluetooth
  • power: Powered by 6 AA batteries.

Pricing and Availability

The Xiaomi Smart Door Lock M40 is currently available for purchase in China at a price of 2,804 yuan (approximately $385 USD). Availability in other regions,including North America and Europe,has not yet been announced. The price difference of approximately $60 USD compared to the M40 Pro reflects some streamlining of features, making it a more accessible option for consumers seeking smart home security.

Comparison: M40 vs. M40 Pro

Feature Xiaomi Smart Door Lock M40 Xiaomi Smart Door Lock M40 Pro
Price 2,804 yuan (~$385 USD) 3,229 yuan (~$445 USD)
Camera System Dual Camera (3MP + 2MP) Dual Camera (Higher Resolution)
AI features AI Motion Detection Advanced AI features (e.g.,facial recognition)
Connectivity Bluetooth Bluetooth & Wi-fi

The Xiaomi Smart Door Lock M40 represents a compelling option for those looking to upgrade their home security with a feature-rich smart lock without the premium price tag of the M40 Pro.

About the author: Anika Shah - Technology

MSc in Computer Science, senior reporter. Anika focuses on AI ethics, cybersecurity, and emerging hardware—frequently moderating panels at CES and Web Summit. “Anika Shah decodes tech breakthroughs and startup disruption shaping tomorrow’s digital landscape.”