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Aqara Smart Lock U400 vs Wyze Auto-Lock Bolt v2

Full Smart Door Locks comparison in 2026

Updated June 2026
Data from Amazon and official Aqara and Wyze sites.
2026 verdict
Across the 2026 comparison, Aqara Smart Lock U400 earns the nod over Wyze Auto-Lock Bolt v2 on the strength of weather resistance, connectivity, and integrations. Its strongest advantages show up in weather resistance, connectivity, and integrations, with lock/unlock system and one-time password helping widen the gap. Choose Wyze Auto-Lock Bolt v2 only if price, rating, and battery life matters more to you than the broader advantage from Aqara Smart Lock U400. That is why the final call still favors Aqara Smart Lock U400.
vs
FeatureAqara Smart Lock U400Wyze Auto-Lock Bolt v2Winner
Price$219.99$79.98Wyze Auto-Lock Bolt v2
Rating4.24.7Wyze Auto-Lock Bolt v2
Weather ResistanceIP65IP53Aqara Smart Lock U400
Battery Life6 months8 monthsWyze Auto-Lock Bolt v2
ConnectivityBluetooth, Thread Protocol, Other2.4 GHz WiFiAqara Smart Lock U400
IntegrationsGoogle Home, Alexa, Apple HomeKit, Home Assistant, MatterNoneAqara Smart Lock U400
Lock/Unlock SystemRemote, Bluetooth, Passcode, Fingerprint, NFC Tag, Apple Home Key, Physical KeyRemote, Passcode, Fingerprint, Physical KeyAqara Smart Lock U400
One-Time PasswordYESNOAqara Smart Lock U400
Periodic PasswordYESNOAqara Smart Lock U400
Anti-peep PasswordNOYESWyze Auto-Lock Bolt v2
Emergency FingerprintNONOTie
DoorbellNONOTie

Frequently Asked Questions (FAQ)

Which is better overall: Aqara Smart Lock U400 or Wyze Auto-Lock Bolt v2?
Aqara Smart Lock U400 has the stronger overall profile in this comparison, especially for weather resistance, connectivity, and integrations.
What is the biggest difference between Aqara Smart Lock U400 and Wyze Auto-Lock Bolt v2?
Price is one of the clearest differences: Aqara Smart Lock U400 lists $219.99, while Wyze Auto-Lock Bolt v2 lists $79.98.
Which one looks better on price?
Aqara Smart Lock U400 is listed at $219.99, while Wyze Auto-Lock Bolt v2 is listed at $79.98. Wyze Auto-Lock Bolt v2 (better spec).
Who should buy Aqara Smart Lock U400?
Choose Aqara Smart Lock U400 if your priority is weather resistance and connectivity and that matters more than price.
Who should buy Wyze Auto-Lock Bolt v2?
Choose Wyze Auto-Lock Bolt v2 if your priority is price and rating and that matters more than weather resistance.
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