Ecobee SmartSensor for Doors & Windows vs Fibaro Door / Window Sensor 2

Updated September 2026

Data from Amazon and official Ecobee and Fibaro sites.

2026 verdict

Across the 2026 comparison, Ecobee SmartSensor for Doors & Windows earns the nod over Fibaro Door / Window Sensor 2 on the strength of rating, warranty, and battery life.

Winner

Ecobee SmartSensor for Doors & Windows

$53.99$59.9910% OFF

Buy on Amazon USA

It builds its lead on rating, warranty, and battery life, then backs it up with a stronger showing on integrations. There is still a case for Fibaro Door / Window Sensor 2, but mainly if price and alerts are what you value most. That is enough to make Ecobee SmartSensor for Doors & Windows the better pick for most buyers.

Winner

Ecobee

Ecobee SmartSensor for Doors & Windows

10% OFF

$53.99

$59.99

Buy on Amazon USA

Fibaro

Fibaro Door / Window Sensor 2

$50.45

Buy on Amazon USA

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Feature	Ecobee SmartSensor for Doors & Windows	Fibaro Door / Window Sensor 2	Winner
Price	$53.99	$50.45	Fibaro Door / Window Sensor 2
Rating	4.2	3.6	Ecobee SmartSensor for Doors & Windows
Warranty	3 years	1 year	Ecobee SmartSensor for Doors & Windows
Battery Life	3 years	2 years	Ecobee SmartSensor for Doors & Windows
Integrations	Google Home, Alexa, Apple HomeKit	Samsung SmartThings, Home Assistant	Ecobee SmartSensor for Doors & Windows
Alerts	Door & Window Open/Close Alerts, Motion Alerts	Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts	Fibaro Door / Window Sensor 2
Weather Resistance	NO	NO	Tie
Connectivity	2.4 GHz WiFi	Z-Wave	Tie
Sensors	Door & Window Open/Close, Occupancy	Door & Window Open/Close, Temperature	Tie

Winner

Ecobee

Ecobee SmartSensor for Doors & Windows

10% OFF

$53.99

$59.99

Buy on Amazon USA

+ Rating: 4.2
+ Warranty: 3 years
+ Battery Life: 3 years
- Price: $53.99 vs $50.45
- Alerts: Door & Window Open/Close Alerts, Motion Alerts vs Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts

Fibaro

Fibaro Door / Window Sensor 2

$50.45

Buy on Amazon USA

+ Price: $50.45
+ Alerts: Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts
- Rating: 3.6 vs 4.2
- Warranty: 1 year vs 3 years

Frequently Asked Questions

Which is better overall: Ecobee SmartSensor for Doors & Windows or Fibaro Door / Window Sensor 2?

Ecobee SmartSensor for Doors & Windows has the stronger overall profile in this comparison, especially for rating, warranty, and battery life.

What is the biggest difference between Ecobee SmartSensor for Doors & Windows and Fibaro Door / Window Sensor 2?

Price is one of the clearest differences: Ecobee SmartSensor for Doors & Windows lists $53.99, while Fibaro Door / Window Sensor 2 lists $50.45.

Which one looks better on price?

Ecobee SmartSensor for Doors & Windows is listed at $53.99, while Fibaro Door / Window Sensor 2 is listed at $50.45. Fibaro Door / Window Sensor 2 (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 Fibaro Door / Window Sensor 2?

Choose Fibaro Door / Window Sensor 2 if your priority is price and alerts and that matters more than rating.

Full comparison table

Compare all 27 Door & Window Sensors side by side

You are looking at two of them. The full table lines up all Door & Window Sensors in the catalog with the same specs, so you can filter by what you need and sort by price or rating.