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Door Locks · Head to head

Eufy Security Smart Lock S230 vs Eufy Smart Lock E31

Full Smart Door Locks comparison in 2026

Updated September 2026
Data from Amazon and official Eufy site.
2026 verdict
Eufy Smart Lock E31 is the more complete option versus Eufy Security Smart Lock S230 in 2026, helped most by price, battery life, and integrations.
Eufy Smart Lock E31
Winner
Eufy Smart Lock E31
$124.99$149.9917% OFF
Buy on Amazon USACheck price
Its biggest wins come from price, battery life, and integrations, and its broader overall balance adds more confidence to the verdict. There is still a case for Eufy Security Smart Lock S230, but mainly if rating is what you value most. That keeps the verdict firmly in favor of Eufy Smart Lock E31.
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FeatureEufy Security Smart Lock S230Eufy Smart Lock E31Winner
Price$159.99$124.99Eufy Smart Lock E31
Rating4.34.0Eufy Security Smart Lock S230
Battery Life1 year14 monthsEufy Smart Lock E31
IntegrationsGoogle Home, AlexaGoogle Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, MatterEufy Smart Lock E31
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
Lock/Unlock SystemRemote, Passcode, Fingerprint, Physical KeyRemote, Passcode, Fingerprint, Physical KeyTie
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
Anti-peep PasswordYESYESTie
Emergency FingerprintNONOTie
DoorbellNONOTie

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 Security Smart Lock S230
  • Eufy Smart Lock E31

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Frequently Asked Questions

Which is better overall: Eufy Security Smart Lock S230 or Eufy Smart Lock E31?

Eufy Smart Lock E31 has the stronger overall profile in this comparison, especially for price, battery life, and integrations.

What is the biggest difference between Eufy Security Smart Lock S230 and Eufy Smart Lock E31?

Price is one of the clearest differences: Eufy Security Smart Lock S230 lists $159.99, while Eufy Smart Lock E31 lists $124.99.

Which one looks better on price?

Eufy Security Smart Lock S230 is listed at $159.99, while Eufy Smart Lock E31 is listed at $124.99. Eufy Smart Lock E31 (better spec).

Who should buy Eufy Security Smart Lock S230?

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

Who should buy Eufy Smart Lock E31?

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

Full comparison table

Compare all 44 Door Locks side by side

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  • 44 Door Locks
  • 55 specs compared
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