Updated January 2026
Data from Amazon and official Fibaro and Sonoff sites.
2026 verdict
Sonoff SNZB-04P ZigBee Door/Window Sensor is the more complete option versus Fibaro Door / Window Sensor 2 in 2026, helped most by price, rating, and battery life. The main reason it wins is price, rating, and battery life, and integrations strengthens that case. Pick Fibaro Door / Window Sensor 2 only when sensors and alerts is the deciding factor for your setup. For the average buyer, Sonoff SNZB-04P ZigBee Door/Window Sensor is the safer choice.
| Feature | Fibaro Door / Window Sensor 2 | Sonoff SNZB-04P ZigBee Door/Window Sensor | Winner |
|---|---|---|---|
| Price | $50.45 | $18.99 | Sonoff SNZB-04P ZigBee Door/Window Sensor |
| Rating | 3.6 | 3.9 | Sonoff SNZB-04P ZigBee Door/Window Sensor |
| Battery Life | 2 years | 5 years | Sonoff SNZB-04P ZigBee Door/Window Sensor |
| Integrations | Home Assistant | Google Home, Alexa, Samsung SmartThings, Home Assistant, IFTTT | Sonoff SNZB-04P ZigBee Door/Window Sensor |
| Sensors | Door & Window Open/Close, Temperature | Door & Window Open/Close | Fibaro Door / Window Sensor 2 |
| 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 2 |
| Warranty | 1 year | 1 year | Tie |
| Weather Resistance | NO | NO | Tie |
| Connectivity | Z-Wave | Zigbee | Tie |
$50.45
- + Sensors: Door & Window Open/Close, Temperature
- + Alerts: Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts
- - Price: $50.45 vs $18.99
- - Rating: 3.6 vs 3.9
Winner
$18.99
- + Price: $18.99
- + Rating: 3.9
- + Battery Life: 5 years
- - 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
Which is better overall: Fibaro Door / Window Sensor 2 or Sonoff SNZB-04P ZigBee Door/Window Sensor?
Sonoff SNZB-04P ZigBee Door/Window Sensor has the stronger overall profile in this comparison, especially for price, rating, and battery life.
What is the biggest difference between Fibaro Door / Window Sensor 2 and Sonoff SNZB-04P ZigBee Door/Window Sensor?
Price is one of the clearest differences: Fibaro Door / Window Sensor 2 lists $50.45, while Sonoff SNZB-04P ZigBee Door/Window Sensor lists $18.99.
Which one looks better on price?
Fibaro Door / Window Sensor 2 is listed at $50.45, while Sonoff SNZB-04P ZigBee Door/Window Sensor is listed at $18.99. Sonoff SNZB-04P ZigBee Door/Window Sensor (better spec).
Who should buy Fibaro Door / Window Sensor 2?
Choose Fibaro Door / Window Sensor 2 if your priority is sensors and alerts and that matters more than price.
Who should buy Sonoff SNZB-04P ZigBee Door/Window Sensor?
Choose Sonoff SNZB-04P ZigBee Door/Window Sensor if your priority is price and rating and that matters more than sensors.
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