Door Locks · Head to head

Eufy Smart Lock E31 vs ULTRALOQ U-Bolt Pro WiFi

Full Smart Door Locks comparison in 2026

Updated July 2026
Data from Amazon and official Eufy and ULTRALOQ sites.
2026 verdict
ULTRALOQ U-Bolt Pro WiFi has the better all-around case than Eufy Smart Lock E31 in 2026, starting with price, connectivity, and Lock/Unlock system. It separates itself most clearly on price, connectivity, and Lock/Unlock system, while still looking better on its broader overall balance. Eufy Smart Lock E31 remains a niche alternative if integrations and Anti-peep password matter more than the rest of the comparison. For most setups, ULTRALOQ U-Bolt Pro WiFi is the smarter buy.
vs
FeatureEufy Smart Lock E31ULTRALOQ U-Bolt Pro WiFiWinner
Price$134.99$129.97ULTRALOQ U-Bolt Pro WiFi
Connectivity2.4 GHz WiFi2.4 GHz WiFi, BluetoothULTRALOQ U-Bolt Pro WiFi
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Samsung SmartThings, IFTTTEufy Smart Lock E31
Lock/Unlock SystemRemote, Passcode, Fingerprint, Physical KeyRemote, Bluetooth, Passcode, Fingerprint, Physical KeyULTRALOQ U-Bolt Pro WiFi
Anti-peep PasswordYESNOEufy Smart Lock E31
Rating4.24.2Tie
Weather ResistanceNONOTie
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
Emergency FingerprintNONOTie
DoorbellNONOTie
Winner
ULTRALOQ

ULTRALOQ U-Bolt Pro WiFi

24% OFF
$129.97
$169.99
Buy on Amazon USA

Choose a store

  • + Price: $129.97
  • + Connectivity: 2.4 GHz WiFi, Bluetooth
  • + Lock/Unlock System: Remote, Bluetooth, Passcode, Fingerprint, Physical Key
  • - Integrations: Google Home, Alexa, Samsung SmartThings, IFTTT vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • - Anti-peep Password: NO vs YES

Frequently Asked Questions

Which is better overall: Eufy Smart Lock E31 or ULTRALOQ U-Bolt Pro WiFi?

ULTRALOQ U-Bolt Pro WiFi has the stronger overall profile in this comparison, especially for price, connectivity, and Lock/Unlock system.

What is the biggest difference between Eufy Smart Lock E31 and ULTRALOQ U-Bolt Pro WiFi?

Price is one of the clearest differences: Eufy Smart Lock E31 lists $134.99, while ULTRALOQ U-Bolt Pro WiFi lists $129.97.

Which one looks better on price?

Eufy Smart Lock E31 is listed at $134.99, while ULTRALOQ U-Bolt Pro WiFi is listed at $129.97. ULTRALOQ U-Bolt Pro WiFi (better spec).

Who should buy Eufy Smart Lock E31?

Choose Eufy Smart Lock E31 if your priority is integrations and Anti-peep password 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 connectivity and that matters more than integrations.

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