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Door Locks · Head to head

Eufy Smart Lock E31 vs ULTRALOQ U-Bolt Pro WiFi

Full Smart Door Locks comparison in 2026

Updated September 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 rating, connectivity, and Lock/Unlock system.
ULTRALOQ U-Bolt Pro WiFi
Winner
ULTRALOQ U-Bolt Pro WiFi
$129.99$169.9924% OFF
Buy on Amazon USACheck price
It separates itself most clearly on rating, connectivity, and Lock/Unlock system, while still looking better on its broader overall balance. Eufy Smart Lock E31 remains a niche alternative if price and integrations matter more than the rest of the comparison. For most setups, ULTRALOQ U-Bolt Pro WiFi is the smarter buy.
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FeatureEufy Smart Lock E31ULTRALOQ U-Bolt Pro WiFiWinner
Price$124.99$129.99Eufy Smart Lock E31
Rating4.04.2ULTRALOQ 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 SmartThingsEufy Smart Lock E31
Lock/Unlock SystemRemote, Passcode, Fingerprint, Physical KeyRemote, Bluetooth, Passcode, Fingerprint, Physical KeyULTRALOQ U-Bolt Pro WiFi
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
Emergency FingerprintNONOTie
DoorbellNONOTie
Eufy

Eufy Smart Lock E31

17% OFF
$124.99
$149.99
Buy on Amazon USACheck price
  • + Price: $124.99
  • + Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
  • - Rating: 4.0 vs 4.2
  • - Connectivity: 2.4 GHz WiFi vs 2.4 GHz WiFi, Bluetooth
Winner
ULTRALOQ

ULTRALOQ U-Bolt Pro WiFi

24% OFF
$129.99
$169.99
Buy on Amazon USACheck price
  • + Rating: 4.2
  • + Connectivity: 2.4 GHz WiFi, Bluetooth
  • + Lock/Unlock System: Remote, Bluetooth, Passcode, Fingerprint, Physical Key
  • - Price: $129.99 vs $124.99
  • - 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.

  • Eufy Smart Lock E31
  • ULTRALOQ U-Bolt Pro WiFi

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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 rating, 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 $124.99, while ULTRALOQ U-Bolt Pro WiFi lists $129.99.

Which one looks better on price?

Eufy Smart Lock E31 is listed at $124.99, while ULTRALOQ U-Bolt Pro WiFi is listed at $129.99. Eufy Smart Lock E31 (better spec).

Who should buy Eufy Smart Lock E31?

Choose Eufy Smart Lock E31 if your priority is price and integrations and that matters more than rating.

Who should buy ULTRALOQ U-Bolt Pro WiFi?

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

Full comparison table

Compare all 44 Door Locks side by side

You are looking at two of them. The full table lines up all Door Locks in the catalog with the same specs, so you can filter by what you need and sort by price or rating.

  • 44 Door Locks
  • 55 specs compared
  • 51 filters
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