Updated February 2026
Data from Amazon and official Ecobee and Sonoff sites.
2026 verdict
In this 2026 comparison, Ecobee SmartSensor for Doors & Windows comes out ahead overall. The comparison tilts its way because of rating, warranty, and sensors, with its broader overall balance keeping it in front. Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor remains a niche alternative if price and integrations matters more than the rest of the comparison. That is why Ecobee SmartSensor for Doors & Windows wins the verdict here.
FeatureEcobee SmartSensor for Doors & WindowsSonoff SNZB-04 ZigBee Wireless Door/Window SensorWinner
Price$79.99$17.99Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor
Rating4.23.8Ecobee SmartSensor for Doors & Windows
Warranty3 years1 yearEcobee SmartSensor for Doors & Windows
IntegrationsGoogle Home, Alexa, Apple HomeKitGoogle Home, Alexa, Home Assistant, IFTTTSonoff SNZB-04 ZigBee Wireless Door/Window Sensor
SensorsDoor & Window Open/Close, OccupancyDoor & Window Open/CloseEcobee SmartSensor for Doors & Windows
Weather ResistanceNONOTie
Connectivity2.4 GHz WifiZigbeeTie
AlertsDoor & Window Open/Close Alerts, Motion AlertsDoor & Window Open/Close Alerts, Low Battery AlertsTie
Winner
$79.99
BUY NOW
  • + Rating: 4.2
  • + Warranty: 3 years
  • + Sensors: Door & Window Open/Close, Occupancy
  • - Price: $79.99 vs $17.99
  • - Integrations: Google Home, Alexa, Apple HomeKit vs Google Home, Alexa, Home Assistant, IFTTT

Frequently Asked Questions (FAQ)

Which is better overall: Ecobee SmartSensor for Doors & Windows or Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor?
Ecobee SmartSensor for Doors & Windows has the stronger overall profile in this comparison, especially for rating, warranty, and sensors.
What is the biggest difference between Ecobee SmartSensor for Doors & Windows and Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor?
Price is one of the clearest differences: Ecobee SmartSensor for Doors & Windows lists $79.99, while Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor lists $17.99.
Which one looks better on price?
Ecobee SmartSensor for Doors & Windows is listed at $79.99, while Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor is listed at $17.99. Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor (better spec).
Who should buy Ecobee SmartSensor for Doors & Windows?
Choose Ecobee SmartSensor for Doors & Windows if your priority is rating and warranty and that matters more than price.
Who should buy Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor?
Choose Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor if your priority is price and integrations and that matters more than rating.
Smart Home Planner