Airthings 325 Corentium Home 2 vs Aranet Radon One comparison

Updated August 2026

Data from Amazon and official Airthings and Aranet sites.

2026 verdict

Airthings 325 Corentium Home 2 wins the 2026 matchup against Aranet Radon One, mainly on price, warranty, and connectivity. The comparison tilts its way because of price, warranty, and connectivity, with integrations and sensors keeping it in front. Aranet Radon One can still be the right pick, but only if rating, weather resistance, and battery life outweigh the wider strengths of Airthings 325 Corentium Home 2. Overall, Airthings 325 Corentium Home 2 makes more sense for most people.

Winner

Airthings

Airthings 325 Corentium Home 2

17% OFF

$149.99

$179.99

Buy on Amazon USA

Aranet

Aranet Radon One

$179.00

Buy on Amazon USA

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Feature	Airthings 325 Corentium Home 2	Aranet Radon One	Winner
Price	$149.99	$179.00	Airthings 325 Corentium Home 2
Rating	4.5	4.6	Aranet Radon One
Warranty	5 years	2 years	Airthings 325 Corentium Home 2
Weather Resistance	NO	IP20	Aranet Radon One
Battery Life	3 years	7 years	Aranet Radon One
Connectivity	Bluetooth, Other	Bluetooth	Airthings 325 Corentium Home 2
Integrations	Google Home, Alexa, Home Assistant	Home Assistant	Airthings 325 Corentium Home 2
Sensors	Radon, Temperature, Humidity	Radon	Airthings 325 Corentium Home 2
Screen	YES	YES	Tie
Alerts	Air Quality Alerts	Air Quality Alerts	Tie

Winner

Airthings

Airthings 325 Corentium Home 2

17% OFF

$149.99

$179.99

Buy on Amazon USA

+ Price: $149.99
+ Warranty: 5 years
+ Connectivity: Bluetooth, Other
- Rating: 4.5 vs 4.6
- Weather Resistance: NO vs IP20

Aranet

Aranet Radon One

$179.00

Buy on Amazon USA

+ Rating: 4.6
+ Weather Resistance: IP20
+ Battery Life: 7 years
- Price: $179.00 vs $149.99
- Warranty: 2 years vs 5 years

Frequently Asked Questions

Which is better overall: Airthings 325 Corentium Home 2 or Aranet Radon One?

Airthings 325 Corentium Home 2 has the stronger overall profile in this comparison, especially for price, warranty, and connectivity.

What is the biggest difference between Airthings 325 Corentium Home 2 and Aranet Radon One?

Price is one of the clearest differences: Airthings 325 Corentium Home 2 lists $149.99, while Aranet Radon One lists $179.00.

Which one looks better on price?

Airthings 325 Corentium Home 2 is listed at $149.99, while Aranet Radon One is listed at $179.00. Airthings 325 Corentium Home 2 (better spec).

Who should buy Airthings 325 Corentium Home 2?

Choose Airthings 325 Corentium Home 2 if your priority is price and warranty and that matters more than rating.

Who should buy Aranet Radon One?

Choose Aranet Radon One if your priority is rating and weather resistance and that matters more than price.

Full comparison table

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