Search Results
Products are chosen independently by our editors. Purchases made through our links may earn us a commission.

BEST RADON TEST KITS OF 2026

Updated
Updated
BEST OF THE BEST
Airthings Corentium Home
Airthings
Corentium Home
Professional Radon Detector
This radon detector allows homeowners to monitor radon levels in real-time, ensuring a safe living environment. It provides accurate, long-term measurements and is easy to use.
Check Price
Check price at Amazon
Pros & Cons
PROS
  • Accurate real-time measurements
  • Easy to use and install
  • Portable and lightweight
  • Long battery life
CONS
  • Higher initial cost
  • No immediate smartphone alerts
BEST BANG FOR THE BUCK
Radon Eye RD200
Radon Eye
RD200
Smart Radon Monitor
High-accuracy smart radon monitor that provides fast and reliable radon level readings with Bluetooth connectivity for easy data transfer and monitoring.
Check Price
Check price at Amazon
Pros & Cons
PROS
  • Quick and accurate readings
  • Easy data transfer via Bluetooth
  • User-friendly app
  • Real-time LED display
CONS
  • Requires AC power source
  • Higher price point
Safety Siren Pro Series3
Safety Siren
Pro Series3
Continuous Radon Monitor
Continuous radon gas detector designed for home use, providing ongoing monitoring with audible alerts for high radon levels.
Check Price
Check price at Amazon
Pros & Cons
PROS
  • Continuous, real-time monitoring
  • Easy to install
  • Audible alerts for safety
  • Clear digital display
CONS
  • Must be plugged in
  • No smartphone connectivity
First Alert RD1
First Alert
RD1
Radon Test Kit
Radon Gas Test Kit is an easy-to-use, reliable solution for testing radon levels in your home, with results provided by a certified lab.
Check Price
Check price at Amazon
Pros & Cons
PROS
  • Simple and easy to use
  • Affordable
  • Includes prepaid mailing
  • Reliable lab results
CONS
  • Single-use
  • No continuous monitoring
AccuStar Alpha Track
AccuStar
Alpha Track
Charcoal Radon Test
Test Kit is designed for long-term radon testing, providing an accurate measure of radon levels over several months.
Check Price
Check price at Amazon
Pros & Cons
PROS
  • Provides long-term average radon levels
  • Easy to use
  • Includes prepaid mailing
  • Reliable lab results
CONS
  • Takes time to get results
  • Single-use
BEST OF THE BEST
Airthings Corentium Home
Professional Radon Detector
Dimensions: 5.3 x 3.5 x 1.5 inches
Weight: 0.22 pounds
Battery Type: 3 AAA batteries
Display: Digital LCD

The Airthings Corentium Home Radon Detector is designed for continuous monitoring of radon levels in your home. This state-of-the-art device provides real-time data, allowing you to keep track of the radon concentration and take necessary actions if levels become dangerous.

The device is battery-operated, making it easy to place anywhere in your home without the need for a power outlet. It features an easy-to-read digital display and can store data for up to one year, which you can then download and analyze using the Airthings app.

PROS
  • Accurate real-time measurements
  • Easy to use and install
  • Portable and lightweight
  • Long battery life
CONS
  • Higher initial cost
  • No immediate smartphone alerts
BEST BANG FOR THE BUCK
Radon Eye RD200
Smart Radon Monitor
Dimensions: 4.7 x 4.7 x 6.2 inches
Weight: 1.1 pounds
Connectivity: Bluetooth
Power Source: AC adapter

The Radon Eye RD200 Smart Radon Monitor is a top choice for those who need precise and quick measurements of radon levels in their homes. This device boasts a fast response time, delivering accurate readings within just 10 minutes of setup.

It uses a highly sensitive dual-structured detection chamber, which ensures high accuracy. The Bluetooth connectivity allows you to easily transfer data to your smartphone, where you can monitor and analyze radon levels over time using the dedicated app.

This radon monitor also features an easy-to-read LED display for real-time monitoring.

PROS
  • Quick and accurate readings
  • Easy data transfer via Bluetooth
  • User-friendly app
  • Real-time LED display
CONS
  • Requires AC power source
  • Higher price point
Safety Siren Pro Series3
Continuous Radon Monitor
Dimensions: 4.7 x 3.1 x 2.1 inches
Weight: 0.68 pounds
Power Source: AC power
Display: Digital LCD

The Safety Siren Pro Series3 Radon Gas Detector is engineered for continuous monitoring of radon levels in residential settings. It features a straightforward plug-in design, making it easy to place in any room.

The device continuously samples the air and updates the radon level readings every hour. If radon levels rise above the EPA action level, the detector will emit an audible alarm to alert you immediately.

The digital display is easy to read and shows both short-term and long-term radon levels, helping you make informed decisions about radon mitigation.

PROS
  • Continuous, real-time monitoring
  • Easy to install
  • Audible alerts for safety
  • Clear digital display
CONS
  • Must be plugged in
  • No smartphone connectivity
First Alert RD1
Radon Test Kit
Dimensions: 7.9 x 5.8 x 0.8 inches
Weight: 0.1 pounds
Analysis Time: 3-5 days
Test Duration: 2-4 days

The First Alert RD1 Radon Gas Test Kit offers a simple and effective way to test for radon gas in your home. This kit includes everything you need to collect a sample and send it to a certified lab for analysis.

The process is straightforward: place the test kit in the desired location for the recommended duration, seal it, and mail it to the lab using the prepaid envelope. Once the lab receives your sample, you will get your results within a few days.

The First Alert RD1 is a cost-effective solution for initial radon testing, providing peace of mind and ensuring your home is safe from harmful radon levels.

PROS
  • Simple and easy to use
  • Affordable
  • Includes prepaid mailing
  • Reliable lab results
CONS
  • Single-use
  • No continuous monitoring
AccuStar Alpha Track
Charcoal Radon Test
Dimensions: 6 x 4 x 2 inches
Weight: 0.15 pounds
Test Duration: 3-12 months
Analysis Time: 1-2 weeks

The AccuStar Alpha Track Test Kit is ideal for homeowners who want a long-term solution to monitor radon levels. This test kit is designed to measure radon concentration over an extended period, typically between 3 to 12 months.

It uses alpha track technology, which provides a more accurate and representative average of radon levels in your home. To use, simply place the detector in the desired location for the recommended period, then send it to the lab for analysis using the included prepaid envelope.

The long-term testing capability makes it a reliable choice for assessing the ongoing safety of your living environment.

PROS
  • Provides long-term average radon levels
  • Easy to use
  • Includes prepaid mailing
  • Reliable lab results
CONS
  • Takes time to get results
  • Single-use

How our picks compare

SpecificationAirthings Corentium HomeRadon Eye RD200Safety Siren Pro Series3First Alert RD1AccuStar Alpha Track
Dimensions5.3 x 3.5 x 1.5 inches4.7 x 4.7 x 6.2 inches4.7 x 3.1 x 2.1 inches7.9 x 5.8 x 0.8 inches6 x 4 x 2 inches
Weight0.22 pounds1.1 pounds0.68 pounds0.1 pounds0.15 pounds
Battery Type3 AAA batteries----
DisplayDigital LCD-Digital LCD--
Connectivity-Bluetooth---
Power Source-AC adapterAC power--
Analysis Time---3-5 days1-2 weeks
Test Duration---2-4 days3-12 months