Top 10 Best radon in 2026

Last Updated - 6/16/2026

🏆Best Choice

Airthings

Airthings 325 Corentium Home 2 Smart Digital Radon Detector - Portable and Easy-to-use Radon Testing with Bluetooth connectivity and Humidity & Temperature Sensors

9.8

ChoiceComparer.com Score

9.8

/ 10

Outstanding

Main highlights

•THE ORIGINAL RADON DETECTOR, UPDATED: The same proven accuracy as the best-selling original Corentium Home, now with Bluetooth connectivity and bonus temp and humidity sensors.
•LONG TERM MONITORING: Monitor for cancer-causing radon gas continuously to stay informed. No lab fees, no waiting—just always-available, reliable results.
•"SEE" RADON IN YOUR HOME: The app's graphs show how radon rises and falls. Take actions to reduce levels. Keep monitoring to ensure they stay low.
•PERSONALIZED TIPS: Get tailored advice to confidently address your home's radon levels. Less doubt, more peace of mind.
•TRUSTED BY PROS: Get the power of Airthings' patented radon sensing technology used and recommended by thousands of radon professionals and home inspectors.

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$179.99

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Airthings

Airthings Corentium Home Radon Detector 223 Portable, Lightweight, Easy-to-Use, (3) AAA Battery Operated, USA Version, pCi/L

9.7

ChoiceComparer.com Score

9.7

/ 10

Outstanding

Main highlights

•FIRST OF ITS KIND: The first battery-operated, digital radon detector. Monitor your home without the need for an outlet.
•LONG TERM MONITORING: Monitor for cancer-causing radon gas. Long term monitoring is necessary as radon levels fluctuate daily.
•BE IN CONTROL: Take action if your radon levels are high. Know if your improvements have worked by checking the short term, on-screen readings.
•RADON REPORT: Generate a radon self-inspection report easily, whenever you need it.
•FAST RESULTS: On-screen results show both long and short term readings, for a quick overview of your radon levels.

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$137.13

$149.99

-9%

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Nuclear Radiation Detector GQ GMC-800 Geiger Counter USA Design Product US National Standard Large Color LCD Display 5 Alarm Types Dosimeter Data Save & Global Share Beta Gamma X-ray Portable Device

9.5

ChoiceComparer.com Score

9.5

/ 10

Outstanding

Main highlights

•【Nuclear radiation detector】GQ GMC-800 is the latest upgraded model of USA GQ Electronics Geiger Counters. Portable, personal & group use. Detect ionizing nuclear radiation Beta, Garma, X-ray. Quick, sensitive, precise & Easy-to-use. Simply power-on, reading instantly shows at screen. One press shortcut key transit among four function screens. Readable under the sun, suitable indoor & outdoor.
•【Multifunctional】Traditional Geiger counter function to find the instantaneous radiation flux on a location/spot; Real-time & timeframe measuring function to display radiation data; Dosimeter function to obtain the real-time & accumulated radiation on human body; Radiation monitoring function to monitor radiation over time at a location.
•【The measurement accuracy】is ensured via compliant design meets USA national standard (NIST & NRC). The calibration is done to further strengthen the accuracy and data quality. Easy access rechargeable & replaceable battery. Type C data transfer & charging cable. Light, thin & anti-drop. Handheld, stand on both sides, or lay down at the surface.
•【Five types of radiation alarms】Visual LED, Audio, Vibration, Voice. Four alarm types provide everyone including vision-impaired & hearing-impaired users. The alarm level threshold can be set by users. Exclusive Advanced Features are integrated in. Built-in Clock, Memory for data storage up to 10 years. Free data processing software & firmware updates & open protocol & online data storage & history data preview. Navigate menu & submenu to explore.
•【User Friendly Interface UI】Shorten learning curve, easy- to-navigate. The larger clear TFT color LCD display. Fast speed, immediate reading. Main screen simultaneously show reading in dosimeter units. User selectable color change scheme, customized light/dark mode for user preferences & visual comfort; Graphic, large font mode.

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$94.00

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Airthings

Airthings 2989 View Radon - Radon Monitor with Humidity & Temperature Detector - Battery Powered Mobile APP, WiFi, Alerts & Notifications

9.4

ChoiceComparer.com Score

9.4

/ 10

Excellent

Main highlights

•NEW RADON SENSOR TECHNOLOGY: Our most accurate, robust and sustainably-designed radon sensor, also measuring humidity and temperature
•CUSTOMIZABLE DISPLAY: Set your Calm Tech Display view preferences or wave hand in front to trigger sensor levels, with simple color coding. Display up to four values on the eInk screen. Check complete readings in the app.
•EASY TO USE: View data anytime, anywhere, with the free Airthings App (iOS/Android) and online dashboard with graphs, notifications and insights; wireless and WiFi connected device with up to 3 year battery lifetime
•WIRELESS READY: Connects to your WiFi, or plug in with the USB cable and the View Radon becomes a hub, bringing other Airthings devices online
•CONTINUOUS MONITORING: Detect radon early, minimize spread and manage your levels to keep your family safe
•WHAT YOU GET: Airthings View Radon, 6 AA batteries, Quick Start Guide, Airthings Support and optional and free 5-year extended warranty to increase your standard product warranty

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$219.99

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AKSTEST

AKSTEST RM-60 Radon Detector with TFT Color Display, Long-Term Radon Monitor for Home, Basement, Audible & Visual Alarms, USB Type-C Rechargeable, pCi/L or Bq/m³

9.2

ChoiceComparer.com Score

9.2

/ 10

Excellent

Main highlights

•Accurate Radon Detection: Features a high-precision semiconductor sensor with a detection range of 0.09–1000 pCi/L (3.3 Bq/m³ - 37 kBq/m³). Air vents are designed for efficient radon diffusion, allowing radon to quickly enter the device. It records various viewable data such as accumulated average, 24h, 48h, 72h, 96h value, and accumulated peak. Data is displayed for the first time 6 hours later. After that, data updates every 60 minutes.
•Dual Audible & Visual Alarms: Equipped with sound and light alerts to ensure you’re immediately notified when radon levels exceed safe limits. Stay protected with reliable, customizable warnings designed for your peace of mind. Ideal for basements, homes, and construction sites with poor ventilation.
•Easy to Use & Portable: The colored progress bar visually indicates radon concentration levels, allowing quick and easy identification. Portable design with an adjustable kickstand on the back lets you conveniently place and view the device anywhere.
•Long Term Tracking: The RM-60 provides the function of viewing radon concentration historical records. The single record can view the data overview of up to 504 days.It records once every 6 hours, enabling effective long-term radon monitoring.
•Long Battery Life & Rechargeable: Lasts up to 45 days in screen-off mode and fully recharges in 3.5 hours (shutdown mode). Efficient power management ensures continuous radon monitoring

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$79.98

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Airthings

Airthings 2950 Wave Radon - Smart Radon Detector with Humidity & Temperature Sensor – Easy-to-Use – Accurate – No Lab Fees – Battery Operated - Free App

9.1

ChoiceComparer.com Score

9.1

/ 10

Excellent

Main highlights

•RADON DETECTOR: Radon is the number one cause of lung cancer among non-smokers and kills more than 6x the number of people than home fires and carbon monoxide poisoning combined
•CONTINUOUS MONITORING: Radon gas fluctuates daily and is highly dependent on many factors such as weather conditions. Long-term monitoring is crucial to take control, understand long-term exposure and minimize potential health effects
•EASY TO USE: Simply wave in front of the monitor to get a color-coded visual indication of the air quality (Green, Yellow, Red) or connect to the App to get detailed results
•NO LAB FEES: Get both long and short term radon results straight to your smartphone via Bluetooth and easily generate a radon report through the Airthings Dashboard
•FOR EVERY HOME: A battery-powered, smart radon detector which monitors radon gas all year round as well as humidity and temperature
•CONNECTED: Airthings Wave 2nd Generation has Smartlink functionality, meaning it can connect to the Airthings Hub to bring your data online 24/7

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$154.61

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Ecosense Inc.

Ecosense EB100 EcoBlu, Home Radon Detector, Capture & Display Results Every 10 Minutes, Short & Long-Term Continuous Monitoring, Easy to Use

8.9

ChoiceComparer.com Score

8.9

/ 10

Great

Main highlights

•FAST AND ACCURATE : First reading in 10 minutes with patented ion chamber radon sensor technology
•EASY TO USE : Simple plug and play
•FULL SIZE DIGITAL DISPLAY : Compact design for easy reading from a distance
•SHORT AND LONG-TERM CONTINUOUS RADON MONITORING : Display real-time, daily, weekly, monthly, and long term average levels
•Please note: When using the EcoBlu monitor with a portable battery, measurement accuracy may be affected. For best performance, we recommend using the included power adapter
•WHAT YOU GET; EcoBlu, Table stand, Power cable, Power adapter, User guide, Customer support via email & 12 months limited warranty

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$125.00

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AIRTHEREAL

Airthereal Portable Radon Detector for Home – 504-Day Data Storage for Long Term Monitoring, LCD Color Display, Fast 6H Results, Long Battery Life, Audible & Visual Alarm - Upgraded 2025 Version

8.8

ChoiceComparer.com Score

8.8

/ 10

Great

Main highlights

•Accurate Radon Detection: Get your first radon reading in just 6 hours. Traditional detectors take 24 hours. Our advanced system delivers faster results without sacrificing accuracy.
•2 Inch Color Display With Multiple Readings: The TFT screen displays 24H, 48H, 72H, and 96H values along with long-term averages and peak levels for easy tracking.
•45-Day Battery Life: Powered by a 3.7V (7.4Wh) rechargeable battery, the device runs up to 45 days on standby and fully charges in 3.5 hours via USB-C.
•Long-Term Data Storage: Automatically records radon levels every 6 hours, storing up to 504 days of continuous data. Ideal for long-term trend analysis without relying on apps or cloud services.
•Alarm System: Customizable sound and light alerts notify you when radon levels exceed your set threshold. Alerts repeat every hour until safe levels return.
•Portable and Standards Compliant: Weighs just 123g with a sleek metal-textured finish. Meets EPA, WHO, and EURATOM standards. Supports both pCi/L and Bq/m³ units.

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$99.99

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Ecosense Inc.

Ecosense RD200 RadonEye, Home Digital Radon Detector: Fast and Accurate Detection of Fluctuating Radon Levels, Short and Long Term Continuous Monitoring with Trend Charts

8.6

ChoiceComparer.com Score

8.6

/ 10

Good

Main highlights

•QUICK RESPONSE : First reading in 10 minutes and fast, accurate capture of constantly fluctuating radon levels
•PROFESSIONAL GRADE COUNTING EFFICIENCY: 30 count per hour per picocuries per liter radon counting with patented ion chamber radon sensor technology
•SMART VIEW RADON TREND CHART: Smart view of long term radon trend with hourly basis average data
•SUPERB PERFORMANCE: Superb performance validated by trusted 3rd parties
•WHAT YOU GET: RadonEye, User Guide, Power cable, Free App, Customer support via email & 12 months limited warranty

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$163.00

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First Alert

First Alert Radon Gas Test Kit, RD1

8.5

ChoiceComparer.com Score

8.5

/ 10

Good

Main highlights

•The simple and safe way to test for radon
•Listed under the EPA radon gas measurement proficiency program
•Includes test materials and lab fees, excluding NJ state fees
•Results are emailed within 72 hours of lab receipt
•Recommended for use only within the United States

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$23.17

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