Eufy Security Smart Lock S230 vs Eufy Smart Lock C220

The Eufy Security Smart Lock S230 is the stronger overall pick between eufy's two fingerprint deadbolts, with a longer warranty, tougher weather resistance, longer battery life, and built-in one-time and periodic guest passwords. The Eufy Smart Lock C220 trades that for a lower price and slightly wider integrations, including Apple Home Key.

Weatherproofing and guest access. The Eufy Security Smart Lock S230 carries a tougher IP65 rating and includes one-time and periodic passwords for temporary access, while the Eufy Smart Lock C220 is IP53 rated, skips those password types, but adds Apple Home Key and Home Assistant support.

The Eufy Security Smart Lock S230, whose built-in rechargeable battery is rated to last around a year, compared with roughly eight months for the Eufy Smart Lock C220, which runs on 8 AA batteries instead.

No, neither the Eufy Security Smart Lock S230 nor the Eufy Smart Lock C220 supports Apple HomeKit or Matter. The Eufy Smart Lock C220 does support Apple Home Key, but full HomeKit integration is not available on either lock.

Buyers who want the more weather-resistant, longer-warrantied of eufy's two fingerprint deadbolts, plus flexible one-time and periodic guest codes for renters, cleaners or short-term visitors.

Budget-focused buyers who still want a reliable, hub-free fingerprint deadbolt, and who value Apple Home Key or Home Assistant support over the S230's tougher weatherproofing and longer warranty.