Winner
Updated October 2026
Data from the official Airthings and X-Sense sites.
2026 verdict
The Airthings 325 Corentium Home 2 edges out the X-Sense XR0A-iR Wi-Fi Radon Detector overall, winning on battery life, connectivity and integrations while both stick to Bluetooth-and-LCD radon monitoring with temperature and humidity along for the ride. The Corentium Home 2 reaches Google Home, Alexa and Home Assistant and squeezes more life out of its AA batteries, and both use continuous radon monitoring with rolling short-term and long-term averages. The X-Sense XR0A-iR Wi-Fi Radon Detector answers with a lower price, a higher owner rating and stronger alerting, including a low-battery notification the Corentium Home 2 does not list. Buyers who want broad smart home reach should choose the Airthings 325 Corentium Home 2; buyers focused on price, rating and dependable alerts should pick the X-Sense XR0A-iR Wi-Fi Radon Detector.
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| Feature | Airthings 325 Corentium Home 2 | X-Sense XR0A-iR Wi-Fi Radon Detector | Winner |
|---|---|---|---|
| Price | $179.99 | $79.99 | X-Sense XR0A-iR Wi-Fi Radon Detector |
| Battery Life | 3 years | 2 years | Airthings 325 Corentium Home 2 |
| Connectivity | Bluetooth, Other | 2.4 GHz WiFi | Airthings 325 Corentium Home 2 |
| Integrations | Google Home, Alexa, Home Assistant | None | Airthings 325 Corentium Home 2 |
| Rating | 4.4 | 4.4 | Tie |
| Warranty | 5 years | 5 years | Tie |
| Weather Resistance | NO | NO | Tie |
| Screen | YES | YES | Tie |
| Sensors | Radon, Temperature, Humidity | Radon, Temperature, Humidity | Tie |
| Alerts | Temperature Alerts, Humidity Alerts, Air Quality Alerts, Low Battery Alerts | Air Quality Alerts, Low Battery Alerts | Tie |
Winner
$179.99
- + Battery Life: 3 years
- + Connectivity: Bluetooth, Other
- + Integrations: Google Home, Alexa, Home Assistant
- - Price: $179.99 vs $79.99
20% OFF
$79.99
$99.99
- + Price: $79.99
- - Battery Life: 2 years vs 3 years
- - Connectivity: 2.4 GHz WiFi vs Bluetooth, Other
Frequently Asked Questions
Which is better overall: the Airthings 325 Corentium Home 2 or the X-Sense XR0A-iR Wi-Fi Radon Detector?
The Airthings 325 Corentium Home 2 wins on battery life, connectivity and integrations, reaching Google Home, Alexa and Home Assistant. The X-Sense XR0A-iR Wi-Fi Radon Detector counters with a lower price, a higher owner rating and stronger alerting.
What is the biggest difference between these two radon detectors?
Both show radon readings on an LCD and measure temperature and humidity alongside it, but the Corentium Home 2 reaches more smart home platforms while the X-Sense XR0A-iR Wi-Fi Radon Detector alerts on more conditions, including low battery.
Do both of these detectors have a screen?
Yes, both display radon readings on an on-device LCD, so neither requires opening an app to check the current level.
Which one has longer battery life?
The Airthings 325 Corentium Home 2, rated for about three years on its AA batteries versus roughly two years for the X-Sense XR0A-iR Wi-Fi Radon Detector.
Who should buy the Airthings 325 Corentium Home 2?
Buyers who want Google Home, Alexa or Home Assistant integration alongside continuous radon monitoring.
Who should buy the X-Sense XR0A-iR Wi-Fi Radon Detector?
Buyers who want the highest rating, the lowest price and more complete alerting, including low-battery warnings.
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