Arlo All-in-One Sensor vs Fibaro Door / Window Sensor 2 comparison

Updated August 2026

Data from Amazon and official Arlo and Fibaro sites.

2026 verdict

Arlo All-in-One Sensor has the better all-around case than Fibaro Door / Window Sensor 2 in 2026, starting with price, rating, and integrations. It wins the broader comparison through price, rating, and integrations, while sensors help confirm the result. The only strong reason to choose Fibaro Door / Window Sensor 2 is if alerts are more important to you than the overall verdict. As a general recommendation, Arlo All-in-One Sensor comes out on top.

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Feature	Arlo All-in-One Sensor	Fibaro Door / Window Sensor 2	Winner
Price	$29.33	$50.45	Arlo All-in-One Sensor
Rating	4.1	3.6	Arlo All-in-One Sensor
Integrations	Google Home, Alexa, Samsung SmartThings	Samsung SmartThings, Home Assistant	Arlo All-in-One Sensor
Sensors	Door & Window Open/Close, Light, Motion, Temperature	Door & Window Open/Close, Temperature	Arlo All-in-One Sensor
Alerts	Door & Window Open/Close Alerts, Motion Alerts, Temperature Alerts	Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts	Fibaro Door / Window Sensor 2
Warranty	1 year	1 year	Tie
Weather Resistance	NO	NO	Tie
Connectivity	Other	Z-Wave	Tie

Winner

Arlo

Arlo All-in-One Sensor

$29.33

Buy on Amazon USA

+ Price: $29.33
+ Rating: 4.1
+ Integrations: Google Home, Alexa, Samsung SmartThings
- Alerts: Door & Window Open/Close Alerts, Motion Alerts, Temperature 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

+ Alerts: Door & Window Open/Close Alerts, Temperature Alerts, Tamper Alerts, Low Battery Alerts
- Price: $50.45 vs $29.33
- Rating: 3.6 vs 4.1

Frequently Asked Questions

Which is better overall: Arlo All-in-One Sensor or Fibaro Door / Window Sensor 2?

Arlo All-in-One Sensor has the stronger overall profile in this comparison, especially for price, rating, and integrations.

What is the biggest difference between Arlo All-in-One Sensor and Fibaro Door / Window Sensor 2?

Price is one of the clearest differences: Arlo All-in-One Sensor lists $29.33, while Fibaro Door / Window Sensor 2 lists $50.45.

Which one looks better on price?

Arlo All-in-One Sensor is listed at $29.33, while Fibaro Door / Window Sensor 2 is listed at $50.45. Arlo All-in-One Sensor (better spec).

Who should buy Arlo All-in-One Sensor?

Choose Arlo All-in-One Sensor if your priority is price and rating and that matters more than alerts.

Who should buy Fibaro Door / Window Sensor 2?

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

Full comparison table

Compare all 26 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.