Door Locks · Head to head

Eufy FamiLock S3 vs Google Nest x Yale Lock

Full Smart Door Locks comparison in 2026

Updated August 2026
Data from Amazon and official Eufy and Google sites.
2026 verdict
In 2026, the recommendation leans toward Eufy FamiLock S3 over Google Nest x Yale Lock, driven by weather resistance, integrations, and Lock/Unlock system. It separates itself most clearly on weather resistance, integrations, and Lock/Unlock system, while still looking better on One-Time password and Anti-peep password. Choose Google Nest x Yale Lock only if price, rating, and warranty matter more to you than the broader advantage from Eufy FamiLock S3. That is why the final call still favors Eufy FamiLock S3.
vs
FeatureEufy FamiLock S3Google Nest x Yale LockWinner
Price$299.99$219.00Google Nest x Yale Lock
Rating4.14.2Google Nest x Yale Lock
Warranty1.5 years2 yearsGoogle Nest x Yale Lock
Weather ResistanceIP65NOEufy FamiLock S3
Battery Life4 months1 yearGoogle Nest x Yale Lock
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle HomeEufy FamiLock S3
Lock/Unlock SystemRemote, Passcode, Physical KeyRemote, PasscodeEufy FamiLock S3
One-Time PasswordYESNOEufy FamiLock S3
Anti-peep PasswordYESNOEufy FamiLock S3
DoorbellYESNOEufy FamiLock S3
Connectivity2.4 GHz WiFiOtherTie
Periodic PasswordYESYESTie

Frequently Asked Questions

Which is better overall: Eufy FamiLock S3 or Google Nest x Yale Lock?

Eufy FamiLock S3 has the stronger overall profile in this comparison, especially for weather resistance, integrations, and Lock/Unlock system.

What is the biggest difference between Eufy FamiLock S3 and Google Nest x Yale Lock?

Price is one of the clearest differences: Eufy FamiLock S3 lists $299.99, while Google Nest x Yale Lock lists $219.00.

Which one looks better on price?

Eufy FamiLock S3 is listed at $299.99, while Google Nest x Yale Lock is listed at $219.00. Google Nest x Yale Lock (better spec).

Who should buy Eufy FamiLock S3?

Choose Eufy FamiLock S3 if your priority is weather resistance and integrations and that matters more than price.

Who should buy Google Nest x Yale Lock?

Choose Google Nest x Yale Lock if your priority is price and rating and that matters more than weather resistance.

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