Door Locks · Head to head

Eufy Security Smart Lock S230 vs Eufy Smart Lock C33

Full Smart Door Locks comparison in 2026

Updated August 2026
Data from Amazon and official Eufy site.
2026 verdict
In 2026, the recommendation leans toward Eufy Security Smart Lock S230 over Eufy Smart Lock C33, driven by rating, weather resistance, and battery life. It builds its lead on rating, weather resistance, and battery life, then backs it up with a stronger showing on its broader overall balance. Eufy Smart Lock C33 is still relevant if you care most about price, but Eufy Security Smart Lock S230 is the stronger recommendation overall. That keeps the verdict firmly in favor of Eufy Security Smart Lock S230.
vs
FeatureEufy Security Smart Lock S230Eufy Smart Lock C33Winner
Price$159.99$105.25Eufy Smart Lock C33
Rating4.34.1Eufy Security Smart Lock S230
Weather ResistanceIP65IP53Eufy Security Smart Lock S230
Battery Life1 year8 monthsEufy Security Smart Lock S230
Warranty1.5 years1.5 yearsTie
Connectivity2.4 GHz WiFi2.4 GHz WiFiTie
IntegrationsGoogle Home, AlexaGoogle Home, AlexaTie
Lock/Unlock SystemRemote, Passcode, Fingerprint, Physical KeyRemote, Passcode, Fingerprint, Physical KeyTie
One-Time PasswordYESYESTie
Periodic PasswordYESYESTie
Anti-peep PasswordYESYESTie
Emergency FingerprintNONOTie

Frequently Asked Questions

Which is better overall: Eufy Security Smart Lock S230 or Eufy Smart Lock C33?

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

What is the biggest difference between Eufy Security Smart Lock S230 and Eufy Smart Lock C33?

Price is one of the clearest differences: Eufy Security Smart Lock S230 lists $159.99, while Eufy Smart Lock C33 lists $105.25.

Which one looks better on price?

Eufy Security Smart Lock S230 is listed at $159.99, while Eufy Smart Lock C33 is listed at $105.25. Eufy Smart Lock C33 (better spec).

Who should buy Eufy Security Smart Lock S230?

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

Who should buy Eufy Smart Lock C33?

Choose Eufy Smart Lock C33 if your priority is price and that matters more than rating.

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