Door Locks · Head to head

Eufy FamiLock E34 vs Yale Assure Lock 2 with Wi-Fi

Full Smart Door Locks comparison in 2026

Updated July 2026
Data from Amazon and official Eufy and Yale sites.
2026 verdict
Eufy FamiLock E34 edges out Yale Assure Lock 2 with Wi-Fi in 2026, led by rating, warranty, and weather resistance. It has the clearer edge on rating, warranty, and weather resistance, and it stays ahead on integrations and One-Time password. Yale Assure Lock 2 with Wi-Fi still makes sense if price, connectivity, and Lock/Unlock system are your priority, but most buyers should still lean toward Eufy FamiLock E34. That is why Eufy FamiLock E34 wins the verdict here.
FeatureEufy FamiLock E34Yale Assure Lock 2 with Wi-FiWinner
Price$229.99$166.59Yale Assure Lock 2 with Wi-Fi
Rating4.23.7Eufy FamiLock E34
Warranty1.5 years1 yearEufy FamiLock E34
Weather ResistanceIP65NOEufy FamiLock E34
Connectivity2.4 GHz WiFi2.4 GHz WiFi, BluetoothYale Assure Lock 2 with Wi-Fi
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, Alexa, Apple HomeKitEufy FamiLock E34
Lock/Unlock SystemRemote, Passcode, Physical KeyRemote, Bluetooth, Passcode, Physical KeyYale Assure Lock 2 with Wi-Fi
One-Time PasswordYESNOEufy FamiLock E34
Periodic PasswordYESNOEufy FamiLock E34
Anti-peep PasswordYESNOEufy FamiLock E34
Emergency FingerprintNONOTie
DoorbellNONOTie

Frequently Asked Questions

Which is better overall: Eufy FamiLock E34 or Yale Assure Lock 2 with Wi-Fi?

Eufy FamiLock E34 has the stronger overall profile in this comparison, especially for rating, warranty, and weather resistance.

What is the biggest difference between Eufy FamiLock E34 and Yale Assure Lock 2 with Wi-Fi?

Price is one of the clearest differences: Eufy FamiLock E34 lists $229.99, while Yale Assure Lock 2 with Wi-Fi lists $166.59.

Which one looks better on price?

Eufy FamiLock E34 is listed at $229.99, while Yale Assure Lock 2 with Wi-Fi is listed at $166.59. Yale Assure Lock 2 with Wi-Fi (better spec).

Who should buy Eufy FamiLock E34?

Choose Eufy FamiLock E34 if your priority is rating and warranty and that matters more than price.

Who should buy Yale Assure Lock 2 with Wi-Fi?

Choose Yale Assure Lock 2 with Wi-Fi if your priority is price and connectivity and that matters more than rating.

More Door Locks

Top Door Locks to compare next

Compare the best smart door locks by unlock methods, connectivity, battery life, integrations, security alerts, and more. Find the right lock for your home.

Compare Door Locks
Eufy

More Eufy products

A sharper look at other Eufy products worth comparing.

Explore Eufy
Stay in the loop

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.

Your subscription could not be saved. Please try again.
Your subscription has been successful.

Smart Home Deals & News straight to your inbox

Join the newsletter and get the best smart home deals and new releases in your inbox.