The Best Smart Home Sensors for Alexa, HomeKit, and SmartThings

By Wirecutter
Aqara Motion Sensor
"Our pick: A versatile, cheap motion sensor"
Centralite Micro Motion Sensor
"Also great: A simpler setup"
Aqara Door and Window Sensor
"Our pick: Best smart contact sensor"
Centralite Micro Door Sensor
"Also great: Best for Zigbee-enabled speakers and SmartThings"
Centralite Temperature and Humidity Sensor
"Our pick: Best smart temperature sensor"
Eve Weather
"Also great: A good but pricey HomeKit model"
Samsung SmartThings Motion Sensor
"Our pick: Best motion sensor"
Samsung SmartThings Multipurpose Sensor
"Our pick: Best contact sensor"