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Jul 17, 2026 - 03:06 PM
The Aqara G4 is a smart video doorbell featuring local AI facial recognition and battery or wired power options, designed primarily for home security. The G400, on the other hand, is a smart door lock with built-in fingerprint recognition and multiple unlocking methods, focusing on secure and convenient door access. In summary, the G4 is a doorbell camera, while the G400 is a smart lock.
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