Aqara Water Leak Sensor vs Eufy Water and Freeze Sensor

The Aqara Water Leak Sensor wins overall on price, IP67 waterproofing, and integrations (HomeKit, IFTTT, Home Assistant). The Eufy Water and Freeze Sensor has a higher rating and adds freeze detection, but only works inside the Eufy HomeBase ecosystem.

Openness versus freeze sensing. The Aqara Water Leak Sensor bridges to multiple platforms and is IP67-rated, while the Eufy Water and Freeze Sensor adds a temperature sensor and freeze alerts but requires a Eufy HomeBase and supports no third-party platforms.

The Eufy Water and Freeze Sensor, which includes a temperature sensor and dedicated freeze-temperature alerts. The Aqara Water Leak Sensor detects water only, with no temperature sensing.

The Eufy Water and Freeze Sensor requires a Eufy Security HomeBase and can't run without one. The Aqara Water Leak Sensor needs a Zigbee coordinator such as an Aqara Hub but bridges to HomeKit, IFTTT and Home Assistant.

Buy it if you want a cheaper, IP67-waterproof sensor that plugs into HomeKit, IFTTT or Home Assistant rather than a single closed ecosystem.

Choose it if you already run a Eufy HomeBase and want a well-rated sensor that also catches freezing temperatures, managed in the Eufy app you already use.