10 Best geiger counters of 2025

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1

Industrial Test Systems
RDX-2 High-Range Handheld Radiation Monitor & Detector | Geiger Muller Tube detects Gamma, Beta, and X-ray Radiation | Range: 0-1000 µSv/hr and 0-100 mR/hr | not affected by EMP | Instant Reading

13% Off
Main highlights

Analog Display and Audible Clicks
The device features an analog logarithmic display ranging from 0-1000 Sv/hr and 0-100 mR/hr, with audible clicks for each gamma, x-ray, or beta detected.

Ideal for Preppers and Emergency Kits
Compact design and accurate measurements make it perfect for emergency bags, detecting radiation in various scenarios, and ensuring safety in potentially hazardous environments.

Quick and Accurate Response
Customers praise the device for its immediate detection and responsive nature, with no lag when exposed to radiation, making it reliable and easy to use.
9.6

Exceptional

Our Rating

9.7
Simple to use

9.5
Precision

8.0
materials Quality
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Value for Money

2

Radiacode
Smart Geiger Counter Radiacode-102 with Free Mobile App. Nuclear Radiation Detector

20% Off
Main highlights

Advanced Radiation Detection
Ultrafast sensitive detector for Gamma, X-ray, and Beta radiation.

Ideal for Diverse Users
Optimal for beginners, professionals, and doomsday preppers.

Highly Praised Sensitivity
Most sensitive device for gamma/x-rays, praised by users.
Key specs
- Detection Range:Gamma, X-ray, Beta
- Battery Type:Lithium Polymer
- Measurement Units:N/A
- Sensitivity:Ultrafast sensitive scintillation
- Alarm Mode:N/A
9.3

Excellent

Our Rating
3

GQ
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
Main highlights

Portable and User-Friendly Design
The GQ GMC-800 is lightweight, handheld, and easy-to-use, featuring a large color LCD display and customizable interface for seamless operation.

Versatile Radiation Detection
Ideal for detecting Beta, Gamma, and X-ray radiation in various environments, making it suitable for personal, educational, and professional use.

Accurate and Reliable Performance
Praised for its accuracy, matching professional Geiger counters, and NIST certification ensures trustworthy radiation measurements.
Key specs
- Detection Range:Beta, Gamma, X-ray
- Battery Type:Lithium Ion
- Measurement Units:Dosimeter units
- Sensitivity:Quick, sensitive, precise
- Alarm Mode:LED, Audio, Vibration, Voice
9.2

Excellent

Our Rating
4

GQ
GQ GMC-300S Digital Nuclear Radiation Detector Monitor Meter Geiger Counter Radiation Dosimeter
Main highlights

Real-time Data Logging
Logs radiation data every second with internal memory, ensuring accurate and continuous monitoring.

Ideal for Thrift Store Finds
Perfect for testing items from thrift stores and uranium glass collections.

Ease of Use
Praised for being user-friendly and ready to use out of the box.
9.1

Excellent

Our Rating
5

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

Instant Accurate Readings
The GQ GMC-800 provides quick, precise radiation readings with an easy-to-read color LCD display, ideal for immediate environmental awareness.

Perfect for Outdoor Enthusiasts
This portable detector is perfect for campers, adventurers, and homesteaders, offering peace of mind during outdoor activities.

User-Friendly Interface
Customers praise the intuitive interface and easy navigation, making it accessible for both beginners and experts.
Key specs
- Measurement:Real-time & timeframe
- Alarm Modes:LED, Audio, Vibration, Voice
- Sensor Type:Geiger-Müller tube
- Power Source:1 Lithium Ion battery
- Dimensions:2.75 x 4.92 x 0.59 inches
9.0

Excellent

Our Rating
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6

FNIRSI
Geiger Counter Nuclear Radiation Detector - FNIRSI Radiation Dosimeter with LCD Display, Portable Handheld Beta Gamma X-ray Rechargeable Radiation Monitor Meter, 5 Dosage Units Switched
Main highlights

Fast Accurate Detection
FNIRSI GC-01 detects Gamma, Beta, X-rays with high precision.

Versatile Application
Ideal for home, industry, and radiology labs for radiation monitoring.

Portable and User-Friendly
Lightweight design praised for ease of use and portability.
Key specs
- Detection Range:Gamma, Beta, X-rays
- Battery Type:N/A
- Measurement Units:uSv, mSv
- Sensitivity:High accuracy
- Alarm Mode:Light/Vibration/Sound
8.8

Very Good

Our Rating
7

CHNADKS
Geiger Counter Nuclear Radiation Detector,CHNADKS Upgraded Monitor Dosimeter,Rechargeable Beta Gamma X-ray Portable Handheld Radiation Monitor with LCD Display
Main highlights

Portable and Accurate Geiger Counter
HFS-10 is a portable and accurate Geiger Counter Radiation Detector, mainly used for monitoring Gamma, Beta, and X-rays. User-friendly with clear page and easy operation.

Ideal for Radiation Monitoring
Widely used in home radiation, irradiation processing enterprises, health epidemic prevention, and other ionizing radiation environments. Suitable for personal radiation dose supervision and protection.

High Sensitivity and Accuracy
Customers praised the HFS-10 for its high sensitivity to low levels of radiation and its accuracy, comparing well with other detectors.
Key specs
- Detection Range:0.08uSv-50mSv
- Battery Type:Lithium Ion
- Measurement Units:uSv, mSv
- Sensitivity:N/A
- Alarm Mode:N/A
8.5

Good

Our Rating

9.7
Precision

9.5
Simple to use

8.0
Battery Duration
8

AEGTEST

Radiation Detector AEGTEST Radar-5633 Portable Nuclear Radiation Detector with LCD Screen, Rechargeable Dosimeter for Beta Gamma X-ray Detection, Measures in CPM μSv/h μR/h μSv - Blue
8.4

Good

Our Rating
9

Sooguard
Sooguard Geiger Counter Nuclear Radiation Detector - Portable Handheld Beta Gamma X-ray Radiation Monitor Meter, Nuclear Wastewater, Seafood Detection Radiation Dosimeter with LCD Display,Rechargeable
Main highlights

Fast Detection and High Sensitivity
Quickly detects Gamma, Beta, and X-rays with precision.

Versatile Application Scenarios
Ideal for home safety, geological surveys, and medical radiation monitoring.

Easy to Use and Reliable
Praised for clear display and ease of use by customers.
Key specs
- Detection Range:Gamma, Beta, X-rays
- Battery Type:Lithium Ion
- Measurement Units:uSv, mSv
- Sensitivity:80 CPM/S
- Alarm Mode:Sound, Vibration, Light, Display
8.3

Good

Our Rating
10

CHNADKS
Geiger Counter Nuclear Radiation Detector,CHNADKS Upgraded d Personal Dosimeter,Beta Gamma X-ray Portable Handheld Radiation Monitor,Battery Powered (0.08uSv – 50mSv)
Main highlights

Compact and Lightweight Design
The nuclear radiation detector features a 48mm Geiger Muller tube counter, white OLED screen, and pen clip design, making it easy to wear and use.

Ideal for Educational and Personal Use
Perfect for teaching courses, monitoring radiation in survival scenarios, and testing various items such as uranium glass, water, food, and vintage items.

High Sensitivity to Low Levels of Radiation
Customers praise the device for its accurate sensitivity to low levels of radiation, easy-to-read display, and useful features like accumulated dose measurement.
Key specs
- Detection Range:0.08 uSv - 50mSv
- Battery Type:Lithium Ion
- Measurement Units:uSv, mSv
- Sensitivity:N/A
- Alarm Mode:Sound, flash
8.2

Good

Our Rating

9.3
Precision

8.7
Simple to use

8.0
Battery Duration

10 Best geiger counters of 2025

1

RDX-2 High-Range Handheld Radiation Monitor & Detector | Geiger Muller Tube detects Gamma, Beta, and X-ray Radiation | Range: 0-1000 µSv/hr and 0-100 mR/hr | not affected by EMP | Instant Reading

9.7

9.5

8.0

How do we rank?

How do we rank?

Analyzing top stores

2

Smart Geiger Counter Radiacode-102 with Free Mobile App. Nuclear Radiation Detector

3

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

4

GQ GMC-300S Digital Nuclear Radiation Detector Monitor Meter Geiger Counter Radiation Dosimeter

5

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

6

Geiger Counter Nuclear Radiation Detector - FNIRSI Radiation Dosimeter with LCD Display, Portable Handheld Beta Gamma X-ray Rechargeable Radiation Monitor Meter, 5 Dosage Units Switched

7

Geiger Counter Nuclear Radiation Detector,CHNADKS Upgraded Monitor Dosimeter,Rechargeable Beta Gamma X-ray Portable Handheld Radiation Monitor with LCD Display

9.7

9.5

8.0

8

Radiation Detector AEGTEST Radar-5633 Portable Nuclear Radiation Detector with LCD Screen, Rechargeable Dosimeter for Beta Gamma X-ray Detection, Measures in CPM μSv/h μR/h μSv - Blue

9

Sooguard Geiger Counter Nuclear Radiation Detector - Portable Handheld Beta Gamma X-ray Radiation Monitor Meter, Nuclear Wastewater, Seafood Detection Radiation Dosimeter with LCD Display,Rechargeable

10

Geiger Counter Nuclear Radiation Detector,CHNADKS Upgraded d Personal Dosimeter,Beta Gamma X-ray Portable Handheld Radiation Monitor,Battery Powered (0.08uSv – 50mSv)

9.3

8.7

8.0

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