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Specs confirmed against the manufacturer. How we check →
Aqara
Aqara Smart Lock U400
$270
Mid-range for compatible smart deadbolts · $80 to $799 in our catalog
Before you buy
Runs locally through a hub
Good fit if you use Amazon Alexa, Google Home or Apple Home.
- Will not work on its own. Needs a compatible hub (extra cost).
Hub requiredMatter device
Needs a hub first, then works with Amazon Alexa, Google Home, Apple Home, SmartThings and 1 more.
Powered by Matter over Thread; needs a Thread-enabled Matter controller. Some SKUs (DL-D06D/DL-D16D) bundle the Aqara Hub M100.
Once it is on a hub, control it from:
SmartThings, via MatterApple Home, via MatterGoogle Home, via MatterHome Assistant, via MatterAmazon Alexa, via Matter
✓ full support (native, Matter, or a built-in integration).
Specifications
Features
- Unlock methods
- Fingerprint, Keypad, NFC, Voice, App, Auto-unlock
Connectivity & control
- Connectivity
- Matter, Thread
- Matter
- Yes (Matter over Thread)
- Hub
- Hub required
- Local control
- Runs locally
- Power
- Battery
Product info
- Brand
- Aqara
- Made by
- Lumi United
- Type
- Smart deadbolt
- Released
- 2026
- Region
- United States
- Availability
- In production
- Model number
- U400
What you get at each price
Compatible options in this category, confirmed against the manufacturer. Spend less or more with your eyes open.
Spend less
$260
Yale Assure Lock 2 Keypad with Wi-Fi
Yale
Optional hub
Cloud and local
You are here
$270
Aqara Smart Lock U400
Aqara
Hub required
Runs locally
Spend more
$280
eufy FamiLock E34
Eufy
No hub
Runs locally
