Our rankings are generated through the algorithmic analysis of thousands of customer reviews about products, brands, merchant customer service levels, popularity trends, and more. We use advanced technology, including AI, to help process and organize this information at scale, supporting our analysis with greater speed and consistency. The rankings reflect our opinion and should be a good starting point for shopping.
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10 Best radon tests of 2026
Save up to 33% off
Best Choice1
AEGTEST9.8Exceptional
AEGTEST HOUND-1011S Portable Radon Detector, High-Accuracy Sensor for Home, Lightweight, Audible & Visual Alarms, Long-Term Monitoring, Easy-to-Use Radon Tester in pCi/L or Bq/m³ for Basement
17% Off-
Battery Life:Up to 45 days (sleep mode)
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Detection Range:0.09 to 1000 pCi/L
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Display:LCD screen
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Monitoring Periods:12 hours to 504 days
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Power Source:Type-C cable charging
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Value for Money2
AEGTEST9.7Exceptional
AEGTEST HOUND-1011S Portable Radon Detector, High-Accuracy Sensor for Home, Lightweight, Audible & Visual Alarms, Long-Term Monitoring, Easy-to-Use Radon Tester in pCi/L or Bq/m³ for Basement
17% Off
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3
X-Sense9.6Exceptional
X-Sense Radon Detector for Home, Audible & Visual Alerts, XR0B-SR | Up to 90% Accuracy in 7 Days, 999-Day Radon Tracking, One-Touch Reset, Multi-Room Use, Temperature & Humidity Range Display
29% Off
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4
Airthings9.5Excellent
Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors
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Connectivity:Bluetooth
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Design Feature:Portable
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Detector Type:Radon Detector
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Ease of Use:Easy-to-use
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Sensor Functions:Humidity & Temperature Sensors
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5
Airthings9.4Excellent
Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L
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6
Airthings9.2Excellent
Airthings 2950 Wave Radon - Smart Radon Detector with Humidity & Temperature Sensor – Easy-to-Use – Accurate – No Lab Fees – Battery Operated - Free App
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7
First Alert9.1Excellent
First Alert Radon Gas Test Kit, RD1
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Included:Test materials and lab fees (excluding NJ state fees)
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Listed Under:EPA radon gas measurement proficiency program
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Recommended Use:United States only
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Result Time:Within 72 hours of lab receipt
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Weight:0.2 Pounds
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8
Aranet9.0Excellent
Aranet Radon Plus Radon Detector for Home with 10-Minute Readings | E-ink display with color-coded levels, 7-year battery on 2 AA. Also tracks temperature, humidity, pressure.
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9
AEGTEST8.9Very Good
AEGTEST HOUND-1008 Radon Detector for Home, High-Accuracy Sensor, 400-Day Battery Life for Long-Term Monitoring, Portable Radon Tester with Audible & Visual Alerts for Basement, pCi/L or Bq/m³
18% Off Limited Time Deal
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10
X-Sense8.7Very Good
X-Sense Radon Detector for Basement, Zero Lab Fees, XR0A-SR, White | Up to 90% Accuracy in 7 Days, 999-Day Radon Tracking, One-Touch Reset, Multi-Room Use, 24-Month Battery Life
33% Off
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