Fibaro Door / Window Sensor vs Sonoff SenseGuard DW Gen2

Data from Amazon and official Fibaro and Sonoff sites.

2026 verdict

Across the full comparison in 2026, Sonoff SenseGuard DW Gen2 earns the nod. It separates itself most clearly on battery life and integrations, while still looking better on its broader overall balance. Fibaro Door / Window Sensor is the better fit only for buyers who prioritize sensors and alerts above everything else here. That is why the final call still favors Sonoff SenseGuard DW Gen2.

Fibaro

Fibaro Door / Window Sensor

$48.53

BUY NOW

Winner

Sonoff

Sonoff SenseGuard DW Gen2

Price unavailable right now

BUY NOW

Feature	Fibaro Door / Window Sensor	Sonoff SenseGuard DW Gen2	Winner
Battery Life	2 years	3 years	Sonoff SenseGuard DW Gen2
Integrations	Apple HomeKit, Home Assistant	Google Home, Alexa, Samsung SmartThings, Home Assistant, IFTTT	Sonoff SenseGuard DW Gen2
Sensors	Door & Window Open/Close, Temperature	Door & Window Open/Close	Fibaro Door / Window Sensor
Alerts	Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts	Door & Window Open/Close Alerts, Tamper Alerts, Low Battery Alerts	Fibaro Door / Window Sensor
Warranty	1 year	1 year	Tie
Weather Resistance	NO	NO	Tie
Connectivity	Bluetooth	Zigbee	Tie

Fibaro

Fibaro Door / Window Sensor

$48.53

BUY NOW

+ Sensors: Door & Window Open/Close, Temperature
+ Alerts: Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts
- Battery Life: 2 years vs 3 years
- Integrations: Apple HomeKit, Home Assistant vs Google Home, Alexa, Samsung SmartThings, Home Assistant, IFTTT

Winner

Sonoff

Sonoff SenseGuard DW Gen2

Price unavailable right now

BUY NOW

+ Battery Life: 3 years
+ Integrations: Google Home, Alexa, Samsung SmartThings, Home Assistant, IFTTT
- Sensors: Door & Window Open/Close vs Door & Window Open/Close, Temperature
- Alerts: Door & Window Open/Close Alerts, Tamper Alerts, Low Battery Alerts vs Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts

Frequently Asked Questions (FAQ)

Which is better overall: Fibaro Door / Window Sensor or Sonoff SenseGuard DW Gen2?: Sonoff SenseGuard DW Gen2 has the stronger overall profile in this comparison, especially for battery life and integrations.
What is the biggest difference between Fibaro Door / Window Sensor and Sonoff SenseGuard DW Gen2?: Battery Life is one of the clearest differences: Fibaro Door / Window Sensor lists 2 years, while Sonoff SenseGuard DW Gen2 lists 3 years.
Who should buy Fibaro Door / Window Sensor?: Choose Fibaro Door / Window Sensor if your priority is sensors and alerts and that matters more than battery life.
Who should buy Sonoff SenseGuard DW Gen2?: Choose Sonoff SenseGuard DW Gen2 if your priority is battery life and integrations and that matters more than sensors.