Aranet4 HOME vs Third Reality Smart Air Quality Sensor comparison

Data from Amazon and official Aranet and Third Reality sites.

2026 verdict

Third Reality Smart Air Quality Sensor is the more complete option versus Aranet4 HOME in 2026, helped most by price and integrations. Its strongest advantages show up in price and integrations, with its broader overall balance helping widen the gap. Choose Aranet4 HOME only if screen matters more to you than the broader advantage from Third Reality Smart Air Quality Sensor. That makes Third Reality Smart Air Quality Sensor the clearer recommendation in 2026.

Aranet

Aranet4 HOME

€199.00

Buy on Amazon Germany

Winner

Third Reality

Third Reality Smart Air Quality Sensor

$49.99

Buy on Amazon USA

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Feature	Aranet4 HOME	Third Reality Smart Air Quality Sensor	Winner
Price	€199.00	$49.99	Third Reality Smart Air Quality Sensor
Screen	YES	NO	Aranet4 HOME
Integrations	Home Assistant	Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter	Third Reality Smart Air Quality Sensor
Weather Resistance	NO	NO	Tie
Connectivity	Bluetooth	Zigbee	Tie
Sensors	CO2, Temperature, Humidity, Atmospheric Pressure	TVOC, CO2, Temperature, Humidity	Tie
Alerts	Temperature Alerts, Humidity Alerts, Air Quality Alerts	Temperature Alerts, Humidity Alerts, Air Quality Alerts	Tie

Aranet

Aranet4 HOME

€199.00

Buy on Amazon Germany

+ Screen: YES
- Price: €199.00 vs $49.99
- Integrations: Home Assistant vs Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter

Winner

Third Reality

Third Reality Smart Air Quality Sensor

$49.99

Buy on Amazon USA

+ Price: $49.99
+ Integrations: Google Home, Alexa, Apple HomeKit, Samsung SmartThings, Home Assistant, Matter
- Screen: NO vs YES

Frequently Asked Questions

Which is better overall: Aranet4 HOME or Third Reality Smart Air Quality Sensor?

Third Reality Smart Air Quality Sensor has the stronger overall profile in this comparison, especially for price and integrations.

What is the biggest difference between Aranet4 HOME and Third Reality Smart Air Quality Sensor?

Price is one of the clearest differences: Aranet4 HOME lists €199.00, while Third Reality Smart Air Quality Sensor lists $49.99.

Which one looks better on price?

Aranet4 HOME is listed at €199.00, while Third Reality Smart Air Quality Sensor is listed at $49.99. Third Reality Smart Air Quality Sensor (better spec).

Who should buy Aranet4 HOME?

Choose Aranet4 HOME if your priority is screen and that matters more than price.

Who should buy Third Reality Smart Air Quality Sensor?

Choose Third Reality Smart Air Quality Sensor if your priority is price and integrations and that matters more than screen.

Full comparison table

Compare all 31 Air Quality Monitors side by side

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