Updated February 2026
Data from Amazon and official Ecobee and Sonoff sites.
2026 verdict
For 2026, Sonoff DW2-WIFI is the stronger overall choice. It separates itself most clearly on price, connectivity, and integrations, while still looking better on its broader overall balance. Pick Ecobee SmartSensor for Doors & Windows only when rating, warranty, and sensors is the deciding factor for your setup. For the average buyer, Sonoff DW2-WIFI is the safer choice.
vs
FeatureEcobee SmartSensor for Doors & WindowsSonoff DW2-WIFIWinner
Price$79.99$12.23Sonoff DW2-WIFI
Rating4.23.9Ecobee SmartSensor for Doors & Windows
Warranty3 years1 yearEcobee SmartSensor for Doors & Windows
Connectivity2.4 GHz Wifi2.4 GHz Wifi, BluetoothSonoff DW2-WIFI
IntegrationsGoogle Home, Alexa, Apple HomeKitGoogle Home, Alexa, Home Assistant, IFTTTSonoff DW2-WIFI
SensorsDoor & Window Open/Close, OccupancyDoor & Window Open/CloseEcobee SmartSensor for Doors & Windows
Weather ResistanceNONOTie
AlertsDoor & Window Open/Close Alerts, Motion AlertsDoor & Window Open/Close Alerts, Low Battery AlertsTie
Winner
Sonoff

Sonoff DW2-WIFI

$12.23
BUY NOW
  • + Price: $12.23
  • + Connectivity: 2.4 GHz Wifi, Bluetooth
  • + Integrations: Google Home, Alexa, Home Assistant, IFTTT
  • - Rating: 3.9 vs 4.2
  • - Warranty: 1 year vs 3 years

Frequently Asked Questions (FAQ)

Which is better overall: Ecobee SmartSensor for Doors & Windows or Sonoff DW2-WIFI?
Sonoff DW2-WIFI has the stronger overall profile in this comparison, especially for price, connectivity, and integrations.
What is the biggest difference between Ecobee SmartSensor for Doors & Windows and Sonoff DW2-WIFI?
Price is one of the clearest differences: Ecobee SmartSensor for Doors & Windows lists $79.99, while Sonoff DW2-WIFI lists $12.23.
Which one looks better on price?
Ecobee SmartSensor for Doors & Windows is listed at $79.99, while Sonoff DW2-WIFI is listed at $12.23. Sonoff DW2-WIFI (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 DW2-WIFI?
Choose Sonoff DW2-WIFI if your priority is price and connectivity and that matters more than rating.
More Door & Window Sensors

Top Door & Window Sensors to compare next

Compare smart contact sensors by connectivity, battery life, alerts, automations, and smart home integrations.

Compare Door & Window Sensors
  1. Ring Window and Door Contact Sensor (2nd gen)
    Ring

    Window and Door Contact Sensor (2nd gen)

    View details
  2. Eufy Entry Sensor
    Eufy

    Entry Sensor

    View details
  3. Hue Secure Contact Sensor
    Philips

    Hue Secure Contact Sensor

    View details
  4. Aqara Door and Window Sensor
    Aqara

    Door and Window Sensor

    View details
  5. Ring Outdoor Contact Sensor
    Ring

    Outdoor Contact Sensor

    View details
  6. Ecobee SmartSensor for Doors & Windows
    Ecobee

    SmartSensor for Doors & Windows

    View details
  7. SwitchBot Contact Sensor
    SwitchBot

    Contact Sensor

    View details
  8. Eve Door & Window
    Eve

    Door & Window

    View details
  9. Sonoff DW2-WIFI
    Sonoff

    DW2-WIFI

    View details
  10. Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor
    Sonoff

    SNZB-04 ZigBee Wireless Door/Window Sensor

    View details
  11. Sonoff SNZB-04P ZigBee Door/Window Sensor
    Sonoff

    SNZB-04P ZigBee Door/Window Sensor

    View details
  12. Aqara Door and Window Sensor P2
    Aqara

    Door and Window Sensor P2

    View details
  13. Fibaro Door / Window Sensor 2
    Fibaro

    Door / Window Sensor 2

    View details
  14. Fibaro Door / Window Sensor
    Fibaro

    Door / Window Sensor

    View details
  15. Arre Tuo Contact Sensor
    Arre

    Tuo Contact Sensor

    View details
  16. Meross Door and Window Sensor
    Meross

    Smart Door and Window Sensor

    View details
  17. Sonoff SenseGuard DW Gen2
    Sonoff

    SenseGuard DW Gen2

    View details
Ecobee

More Ecobee products

A sharper look at other Ecobee devices worth comparing.

Explore Ecobee
  1. Air Quality Monitor
    Ecobee Smart Thermostat Premium
    Ecobee

    Smart Thermostat Premium

    View details
  2. Doorbell
    Ecobee Smart Doorbell Camera
    Ecobee

    Smart Doorbell Camera

    View details
  3. Door & Window Sensor
    Ecobee SmartSensor for Doors & Windows
    Ecobee

    SmartSensor for Doors & Windows

    View details
  4. Temperature & Humidity Sensor
    Ecobee SmartSensor
    Ecobee

    SmartSensor

    View details
  5. Thermostat
    Ecobee Smart Thermostat Premium
    Ecobee

    Smart Thermostat Premium

    View details
  6. Thermostat
    Ecobee Smart Thermostat Enhanced
    Ecobee

    Smart Thermostat Enhanced

    View details
  7. Thermostat
    Ecobee Smart Thermostat Essential
    Ecobee

    Smart Thermostat Essential

    View details
Sonoff

More Sonoff products

A sharper look at other Sonoff devices worth comparing.

Explore Sonoff
  1. Camera
    Sonoff Cam Slim Gen2
    Sonoff

    Cam Slim Gen2

    View details
  2. Camera
    Sonoff GK-200MP2-B
    Sonoff

    GK-200MP2-B

    View details
  3. Display
    Sonoff NSPanel Pro
    Sonoff

    NSPanel Pro

    View details
  4. Dongle
    Sonoff Dongle-PZG23
    Sonoff

    Dongle-PZG23

    View details
  5. Dongle
    Sonoff ZBDongle-E
    Sonoff

    ZBDongle-E

    View details
  6. Dongle
    Sonoff Dongle Lite MG21
    Sonoff

    Dongle Lite MG21

    View details
  7. Dongle
    Sonoff ZBDongle-P
    Sonoff

    ZBDongle-P

    View details
  8. Dongle
    Sonoff Dongle Plus MG24
    Sonoff

    Dongle Plus MG24

    View details
  9. Dongle
    Sonoff Dongle Max
    Sonoff

    Dongle Max

    View details
  10. Door & Window Sensor
    Sonoff DW2-WIFI
    Sonoff

    DW2-WIFI

    View details
  11. Door & Window Sensor
    Sonoff SNZB-04 ZigBee Wireless Door/Window Sensor
    Sonoff

    SNZB-04 ZigBee Wireless Door/Window Sensor

    View details
  12. Door & Window Sensor
    Sonoff SNZB-04P ZigBee Door/Window Sensor
    Sonoff

    SNZB-04P ZigBee Door/Window Sensor

    View details
  13. Door & Window Sensor
    Sonoff SenseGuard DW Gen2
    Sonoff

    SenseGuard DW Gen2

    View details
  14. Hub
    Sonoff Zigbee Bridge Ultra
    Sonoff

    Zigbee Bridge Ultra

    View details
  15. Hub
    Sonoff Zigbee Bridge Pro
    Sonoff

    Zigbee Bridge Pro

    View details
  16. Hub
    Sonoff iHost
    Sonoff

    iHost

    View details
  17. LED Bulb
    Sonoff Wi-Fi Smart LED Bulb - Color - A60
    Sonoff

    Wi-Fi Smart LED Bulb - Color - A60

    View details
  18. LED Bulb
    Sonoff Wi-Fi Smart LED Bulb - Color - A19
    Sonoff

    Wi-Fi Smart LED Bulb - Color - A19

    View details
  19. LED Bulb
    Sonoff Wi-Fi Smart LED Bulb - Warm & Cold
    Sonoff

    Wi-Fi Smart LED Bulb - Warm & Cold

    View details
  20. Motion Sensor
    Sonoff SNZB-03P ZigBee Motion Sensor
    Sonoff

    SNZB-03P ZigBee Motion Sensor

    View details
Smart Home Planner
DealsNEW RELEASESBrandsBlogTerms of UsePrivacy Policy
Search