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Door Locks · Head to head

Eufy FamiLock E34 vs Eufy Security Smart Lock S230

Full Smart Door Locks comparison in 2026

Updated September 2026
Data from Amazon and official Eufy site.
2026 verdict
Eufy Security Smart Lock S230 wins the 2026 matchup against Eufy FamiLock E34, mainly on price, rating, and battery life.
Eufy Security Smart Lock S230
Winner
Eufy Security Smart Lock S230
$159.99$199.9920% OFF
Buy on Amazon USACheck price
It wins the broader comparison through price, rating, and battery life, while Lock/Unlock system helps confirm the result. There is still a case for Eufy FamiLock E34, but mainly if integrations are what you value most. That is enough to make Eufy Security Smart Lock S230 the better pick for most buyers.
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FeatureEufy FamiLock E34Eufy Security Smart Lock S230Winner
Price$229.99$159.99Eufy Security Smart Lock S230
Rating4.24.3Eufy Security Smart Lock S230
Battery Life8 months1 yearEufy Security Smart Lock S230
IntegrationsGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterGoogle Home, AlexaEufy FamiLock E34
Lock/Unlock SystemRemote, Passcode, Physical KeyRemote, Passcode, Fingerprint, Physical KeyEufy Security Smart Lock S230
Warranty1.5 years1.5 yearsTie
Weather ResistanceIP65IP65Tie
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
Anti-peep PasswordYESYESTie
Emergency FingerprintNONOTie

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 FamiLock E34
  • Eufy Security Smart Lock S230

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Frequently Asked Questions

Which is better overall: Eufy FamiLock E34 or Eufy Security Smart Lock S230?

Eufy Security Smart Lock S230 has the stronger overall profile in this comparison, especially for price, rating, and battery life.

What is the biggest difference between Eufy FamiLock E34 and Eufy Security Smart Lock S230?

Price is one of the clearest differences: Eufy FamiLock E34 lists $229.99, while Eufy Security Smart Lock S230 lists $159.99.

Which one looks better on price?

Eufy FamiLock E34 is listed at $229.99, while Eufy Security Smart Lock S230 is listed at $159.99. Eufy Security Smart Lock S230 (better spec).

Who should buy Eufy FamiLock E34?

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

Who should buy Eufy Security Smart Lock S230?

Choose Eufy Security Smart Lock S230 if your priority is price and rating and that matters more than integrations.

Full comparison table

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  • 44 Door Locks
  • 55 specs compared
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