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Door Locks · Head to head

Aqara Smart Lock U300 vs ULTRALOQ U-Bolt Pro WiFi

Full Smart Door Locks comparison in 2026

Updated August 2026
Data from Amazon and official Aqara and ULTRALOQ sites.
2026 verdict
In 2026, the recommendation leans toward Aqara Smart Lock U300 over ULTRALOQ U-Bolt Pro WiFi, driven by connectivity, integrations, and Lock/Unlock system.
Aqara Smart Lock U300
Winner
Aqara Smart Lock U300
$189.99
Buy on Amazon USACheck price
It separates itself most clearly on connectivity, integrations, and Lock/Unlock system, while still looking better on its broader overall balance. There is still a case for ULTRALOQ U-Bolt Pro WiFi, but mainly if price and rating are what you value most. As a general recommendation, Aqara Smart Lock U300 comes out on top.
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FeatureAqara Smart Lock U300ULTRALOQ U-Bolt Pro WiFiWinner
Price$189.99$129.99ULTRALOQ U-Bolt Pro WiFi
Rating3.64.2ULTRALOQ U-Bolt Pro WiFi
ConnectivityBluetooth, Thread Protocol, Other2.4 GHz WiFi, BluetoothAqara Smart Lock U300
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Samsung SmartThingsAqara Smart Lock U300
Lock/Unlock SystemRemote, Bluetooth, Passcode, Fingerprint, NFC Tag, Apple Home Key, Physical KeyRemote, Bluetooth, Passcode, Fingerprint, Physical KeyAqara Smart Lock U300
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
Emergency FingerprintNONOTie
DoorbellNONOTie
Winner
Aqara

Aqara Smart Lock U300

$189.99
Buy on Amazon USACheck price
  • + Connectivity: Bluetooth, Thread Protocol, Other
  • + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • + Lock/Unlock System: Remote, Bluetooth, Passcode, Fingerprint, NFC Tag, Apple Home Key, Physical Key
  • - Price: $189.99 vs $129.99
  • - Rating: 3.6 vs 4.2
ULTRALOQ

ULTRALOQ U-Bolt Pro WiFi

24% OFF
$129.99
$169.99
Buy on Amazon USACheck price
  • + Price: $129.99
  • + Rating: 4.2
  • - Connectivity: 2.4 GHz WiFi, Bluetooth vs Bluetooth, Thread Protocol, Other
  • - Integrations: Google Home, Alexa, Samsung SmartThings vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter

Price history compared

Every price change of both, in the same store, so the gap between the two lines is what one costs more than the other.

  • Aqara Smart Lock U300
  • ULTRALOQ U-Bolt Pro WiFi

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Frequently Asked Questions

Which is better overall: Aqara Smart Lock U300 or ULTRALOQ U-Bolt Pro WiFi?

Aqara Smart Lock U300 has the stronger overall profile in this comparison, especially for connectivity, integrations, and Lock/Unlock system.

What is the biggest difference between Aqara Smart Lock U300 and ULTRALOQ U-Bolt Pro WiFi?

Price is one of the clearest differences: Aqara Smart Lock U300 lists $189.99, while ULTRALOQ U-Bolt Pro WiFi lists $129.99.

Which one looks better on price?

Aqara Smart Lock U300 is listed at $189.99, while ULTRALOQ U-Bolt Pro WiFi is listed at $129.99. ULTRALOQ U-Bolt Pro WiFi (better spec).

Who should buy Aqara Smart Lock U300?

Choose Aqara Smart Lock U300 if your priority is connectivity and integrations and that matters more than price.

Who should buy ULTRALOQ U-Bolt Pro WiFi?

Choose ULTRALOQ U-Bolt Pro WiFi if your priority is price and rating and that matters more than connectivity.

Full comparison table

Compare all 44 Door Locks side by side

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  • 44 Door Locks
  • 55 specs compared
  • 51 filters
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