Top 11 Best Flir Thermal Cameras In 2023 – Reviews & Buying Guide

Flir thermal cameras have become increasingly popular in recent years, especially in the fields of construction, maintenance, and surveillance. Whether you’re a professional or an amateur photographer, having the best Flir thermal camera can greatly improve the accuracy of your work. With so many options on the market, it can be challenging to choose the right one. In this article, we’ll review the top 11 best Flir thermal cameras and provide a comprehensive buying guide to help you find the one that best suits your needs.

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Last update on 2023-11-29 / Affiliate links / Images from Amazon Product Advertising API

A Brief Overview of Flir Thermal Cameras

Flir Thermal Cameras are a popular tool for professionals in various industries, including electrical and mechanical engineering, construction, and law enforcement. These cameras are designed to capture and analyze heat patterns and emit thermal images, allowing users to see a range of temperature differences and identify potential issues.

One of the key advantages of Flir Thermal Cameras is that they are non-destructive and allow users to detect problems without tearing apart walls or machinery. They can be used to identify energy inefficiencies, equipment malfunctions, and even locate people or animals in low light conditions. Flir Thermal Cameras come in a range of sizes and features to fit the needs of different industries and applications, making them a versatile and valuable tool for professionals.

Best Flir Thermal Cameras – Expert Reviews

SaleRANK 1
FLIR ONE Gen 3 - iOS - Thermal Camera for Smart Phones - with MSX Image...
  • Lightweight accessory that transforms your iOS device into a powerful thermal infrared camera
  • Free FLIR ONE mobile app (recently updated) with exclusive content, real time professional tips and tricks, multiple spot meters, and easy automated reporting...
  • FLIR ONE allows you to measure temperature variances
  • Capture and share thermal images and videos. Exclusive MSX Technology blends thermal and visible spectrum for more detail and enhanced resolution
  • Spot Meter: Off / °C / °F. Resolution 0.1°C / 0.1°F
SaleRANK 2
FLIR TG165-X Thermal Imaging Camera with Bullseye Laser: Commercial Grade...
  • Model TG165-X - 80 × 60 (4,800 pixel) resolution thermal camera measures temperatures from -25°C to 300°C (-13°F to 572°F)
  • DETAILED THERMAL IMAGES - Patented MSX image enhancement embosses visual details onto the thermal image, making it easier to identify where problems are located
  • LASER POINTER - Bullseye laser pointer ensures you’re always targeting the right component for measurement
  • RUGGED AND RELIABLE- Features a tough, drop-tested design with an IP54 enclosure that protects the camera from dirt, dust, and oil.
  • INSPECT EASILY - View live images on 2.4-inch display and see into dark or hard-to-reach areas with the bright LED worklight
SaleRANK 3
FLIR One Pro LT iOS Pro-Grade Thermal Camera for Smartphones
  • FLIR ONE PRO LT: Powerful Infrared camera mobile accessary with adjustable one fit connector lets you find hidden electrical problems, energy loss, water...
  • THERMAL RESOLUTION & MEASUREMENT: Record 4,800 pixel IR images at a thermal sensitivity of 100 mK and measure temperatures from -20C to 120C (-4F to 248F).
  • VIVIDIR IMAGE PROCESSING: Unique image processing technology that enhances resolution and accuracy, to help you catch potential problems early and reliably...
  • ONE FIT CONNECTOR: Adjustable connector extends by up to 4 mm, so you can secure your FLIR ONE Pro LT to your mobile device while its still in the protective...
  • HARD-WORKING APP: Work-based features such as multiple spot meters, level/span controls, and reporting through the FLIR Tools Mobile App support more...
SaleRANK 4
FLIR C5 Compact Thermal Imaging Camera with Wi-Fi for Inspection,...
  • C5: Handheld IR camera measures temperatures from -20 to 400°C (-4 to 752°F)
  • IDENTIFY AND TROUBLESHOOT - Quickly find hidden faults and reduce diagnostic time with patented MSX image enhancement and 160 × 120 (19,200 pixels) true...
  • SAVE TIME ON MANUAL ADJUSTMENTS - 1-Touch Level/Span allows you to choose a small area of focus in a thermal image - with one touch of the screen - and the...
  • DOCUMENT AND SHARE: Stream video to your mobile device, directly upload images using FLIR Ignite cloud connectivity to organize and back-up photos, then create...
  • RUGGED, RELIABLE, COMPACT - Take the pocket-portable C5 with you to every job - it's IP54 rated for protection against water and dust and designed to withstand...
SaleRANK 5
FLIR E6-XT - Handheld Infrared Camera - with Extended Temperature Range, MSX...
  • 240x180 IR resolution (43, 200 pixels); Measurement modes include center spot, area min/max, above/below alarms
  • Built in LED spotlight you can use as a flashlight and for photo illumination
  • Rugged & lightweight; intuitive on screen Menus & ergonomic on camera buttons allow for one handed operation
  • Captures/stores thermal, visual and msx images with each pull of the trigger; Radiometric JPEG retain all temperature data within the thermal images
  • Picture in picture overlays a fixed section of a thermal image onto a digital photo to clarify problem locations and enhance documentation
SaleRANK 6
FLIR E4: Compact Thermal Imaging Camera with 80 x 60 IR Resolution, MSX, with...
  • CRISP RESOLUTION 80x60 (4,800 pixels); measurement modes include center spot, area box, auto hot or auto cold spots
  • DURABILITY Rugged & lightweight; 2M drop test rated; IP54
  • IMAGE CAPTURE Captures/stores thermal, visual and MSX images with each pull of the trigger. Radiometric JPEG retain all temperature data within the thermal...
  • IMAGE MODES – “MSX” adds key details from the onboard digital light camera to the IR image adding detail and clarity; "Picture in picture" overlays a...
  • ONE BUTTON POWER A focus free lens and simple button navigation to on screen settings makes this camera easy to operate
SaleRANK 7
FLIR TG56 Spot Thermal Camera
  • Item is a Class I laser product, .39mW power output.
  • Measurable range from -30˚C to 650˚C (-22DegreeF to 1202DegreeF)
  • Take non-contact surface temperature measurements with IR (infrared) sensor
  • 30:1 spot ratio to measure smaller targets from a safer distance
  • Simple emissivity selection with predetermined levels and custom adjustment
FLIR Scout TK - Compact Thermal Imaging Monocular for Wildlife Viewing, Hunting...
  • RELIABLE 24/7 VISION - 160 × 120 VOx microbolometer thermal imager reveals humans, animals, and objects in complete darkness or glaring light, offering...
  • 90-METER DETECTION RANGE - Can detect the heat signature of a human-sized subject from a distance up to 90 meters (300 ft)
  • WATERPROOF - Scout II's rugged, weather-tight shell can be used in the wettest conditions. Tested to IM-67 submersible waterproof standards
  • BATTERY LIFE - Up to 5 hours of continuous use on the rechargable Li-Ion battery
  • GRAB-AND-GO SIMPLICITY - Scout TK starts up in seconds and requires no training to use.
Synergy Digital Thermal Camera Battery, Compatible with FLIR One Pro Thermal...
  • (3.7V, Li-Pol, 450mAh)
  • Replacement Battery for Flir SDL702035 (3.7V, Li-Pol, 450mAh)
  • Replacement Battery for Flir SDL702035 Battery
  • Made with high quality Japanese cells.
  • 100% compatible with your OEM battery.
FLIR K2 Compact Thermal Imaging Camera with MSX, Multi-Spectral Dynamic Imaging,...
  • POWERFUL YET AFFORDABLE: The K2 makes high-quality thermal imaging more accessible so more first responders can help save lives and protect property
  • COMPACT AND EASY TO USE: This lightweight camera attaches easily to turnouts, and offers simplified, single-button controls that can be used with heavy gloves
  • RUGGED AND RELIABLE: The K2 withstands a 2-meter drop onto concrete, is water resistant (IP67) and is fully operational up to 500°F (3 minutes)
  • AUTOMATIC HOT DETECTION: Heat detection mode (the hottest 20 percent of the of scene is colorized)
  • Camera size (L x W x H): 250 mm x 105 mm x 90 mm (9.8 in. x 4.1 in. x 3.5 in.)
FLIR DM166 Digital Multi-Meter With Built-In Thermal Camera for Electrical...
  • Powered by an 80 × 60 (4,800 pixels) built-in thermal imager, FLIR IGM (Infrared Guided Measurement) visually guides you to hidden temperature issues so you...
  • Up to 22 hour battery life (includes 3 AA batteries), or can be used with optional TA04 Li-Poly rechargeable battery (sold separately)
  • 60 × 80 pixels (4,800 pixels) IR camera measures temperatures from –10° to 150°C (14° to 302°F)
  • Choose from 3 IR color Palettes: Rainbow, iron, gray scale
  • 10yr Manufacturers Warranty

Last update on 2023-11-29 / Affiliate links / Images from Amazon Product Advertising API

How Does Buying Flir Thermal Cameras benefit you?

There are a variety of reasons why Flir Thermal Cameras are a smart choice for both personal and professional use. Here are just a few key points to consider when deciding whether or not to invest in one of these cameras.

Detect heat loss

Flir Thermal Cameras are highly effective tools for detecting heat loss. Heat loss is a significant problem for buildings, particularly in cold climates, and can result in wasted energy, higher energy bills, and discomfort for occupants. By using Flir Thermal Cameras, building owners, and energy auditors can detect areas of heat loss easily.

These cameras work by detecting infrared radiation. They can detect temperature differences as small as 0.1°C, which is crucial for identifying heat loss in buildings. By scanning the building’s exterior, Flir Thermal Cameras can easily identify areas where insulation is lacking or where windows and doors are not properly sealed. Once these areas are identified, steps can be taken to improve insulation or seal leaks, resulting in significant energy savings. In summary, using Flir Thermal Cameras to detect heat loss is an essential step in improving building efficiency, reducing energy consumption, and saving money.

Identify electrical issues

Flir Thermal Cameras are an essential tool for detecting electrical issues as they can quickly identify hotspots which indicate potential problems. Thermal imaging is a non-invasive way to test the temperature of electrical equipment, and these cameras can detect thermal activity before it becomes a significant issue.

Electrical issues can range from loose connections, faulty wiring, or overloaded circuits, which can lead to equipment failures or pose a safety hazard. Flir Thermal Cameras can detect these issues by capturing and displaying temperature variations and hot spots on the camera’s screen. By pinpointing potential issues early, repairs can be made promptly before equipment failure or unsafe situations occur. Therefore, by investing in Flir Thermal Cameras, businesses can improve their safety protocols and reduce the risk of costly repairs or liability claims.

Find water damage

Flir thermal cameras are highly effective at detecting water damage as they are capable of capturing images of temperature variations on surfaces. Water damage usually results in the formation of moisture on surfaces such as walls, floors, and ceilings. When water is left stagnant for a long period, it leads to mold formation and other signs of damage such as decay.

With Flir thermal cameras, water damage can easily be detected as they are capable of capturing images of temperature variations on surfaces. Water causes the temperature of an affected area to decrease, and this temperature variation is easily detected by the camera. By detecting the extent of damage, it can be determined whether repair or replacement is necessary. The camera can save time, money and effort by helping to identify the location of leaks and can point out areas where repairs are needed. Furthermore, with early detection of water damage, the chances of avoiding mold formation are increased, which can lead to saving considerable amount of money that would have been otherwise spent on mold remediation.

Locate living beings in the dark

Flir Thermal Cameras offer a unique advantage in locating living beings in the dark, as they rely on the detection of heat signatures. This means that animals or people can be detected even when they are hiding behind objects that would typically block traditional visual cameras.

This technology is particularly useful in applications such as search and rescue operations, where locating individuals in low light or no light conditions can be critical to saving lives. Additionally, it can be used for surveillance and security purposes, helping to identify intruders in the dark and keep people safe in high-risk areas. Overall, Flir Thermal Cameras are a valuable tool for anyone who needs to locate living beings in the dark.

Buying Guides

Finding the ideal Flir thermal camera can be a challenging task as there are several features to consider. However, a few key factors can make the selection process more manageable.


Budget plays an important role in any purchase decision, and it is no different when it comes to buying Flir thermal cameras. These cameras are available in a wide range of prices, depending on the features and capabilities they offer. It is essential to consider and set a budget that aligns with your thermal imaging requirements. This can help you make a better decision on which model to buy that meets your needs, without overspending.

In addition to the upfront cost, it is also crucial to factor in the long-term cost of owning and maintaining a Flir thermal camera. Some models may require additional accessories, software, or calibration, which can add to the expenses. By considering the budget, you can select a model that offers the right combination of features and performance, without compromising on efficiency, accuracy, and quality. Thus, ensuring you get the best value for your investment.


Resolution is an essential factor that should be considered before buying Flir Thermal Cameras. The resolution refers to the number of pixels in an image and determines how much detail can be seen in the thermal image. Higher resolution enables the camera to capture more detail, resulting in a clearer image and more accurate temperature readings. Lower resolution cameras may miss critical information due to insufficient detail. Therefore, it is important to choose a camera with a higher resolution for better accuracy.

Moreover, higher resolution thermal cameras are more expensive than lower resolution ones. Hence, one must consider the balance between resolution, budget, and intended application before making a purchase. In conclusion, resolution is a crucial factor to consider when purchasing a Flir Thermal Camera. It determines the accuracy of temperature readings and the clarity of the thermal image, which are critical for identifying faults or problems in various applications.

Lens Size

The lens size of a Flir thermal camera is an important factor to consider because it determines the field of view and the level of detail that the camera can capture. A larger lens size will allow the camera to capture a wider area and provide greater detail, while a smaller lens will provide a narrower field of view with less detail. It’s important to consider the application and intended use of the camera when selecting a lens size to ensure that the camera will meet the necessary requirements.

Additionally, lens size can affect the thermal sensitivity and the thermal resolution of the camera. A larger lens size will generally provide better thermal sensitivity, meaning that the camera can detect smaller temperature differences, and better thermal resolution, which allows for more accurate temperature readings. Ultimately, choosing the right lens size for the specific application will ensure that the Flir thermal camera provides the necessary level of detail and accuracy.

Refresh Rate

Refresh rate refers to the number of times an image is updated on a thermal camera’s display screen per second. This measurement is critical because it determines how quickly the camera can detect temperature changes and display them. A higher refresh rate means the thermal images will be sharper and more accurate, providing better results, especially in dynamic environments such as industrial settings or when tracking moving targets.

Therefore, before buying a thermal camera, it is essential to consider the refresh rate. Higher refresh rates are generally more expensive, but they guarantee better accuracy and faster results. The specific applications where the thermal camera will be used and the frequency of temperature changes will determine the ideal refresh rate required for the task at hand.

Image Processing

Image processing plays a critical role in the performance of FLIR thermal cameras. FLIR offers advanced image processing capabilities that enhance the images captured by their cameras and provide greater detail and analysis. The image processing algorithms enhance the visibility and contrast of the thermal images, improving the accuracy of temperature measurements, and making it easier to detect and diagnose problems. Before buying a FLIR thermal camera, considering the image processing capabilities that they offer is essential for ensuring the best quality thermal images.

Moreover, image processing has a significant impact on the overall performance of FLIR thermal cameras. It enables the cameras to provide high-resolution images, improved accuracy, and superior image quality, making it easier for users to identify potential issues. Image annotation, thermal fusion, and digital zoom are some of the key features offered by enhanced image processing. Thus, considering these features and their ability to enhance the images captured by FLIR thermal cameras is essential for selecting the right product for your needs.


What is a Flir thermal camera and how does it work?

A Flir thermal camera is a type of advanced camera that uses infrared technology to capture thermal images of objects and their surroundings. This camera operates by detecting and measuring the heat energy that objects naturally emit, and then converting this energy into a visible image that can be seen and understood by humans.

The Flir thermal camera works by using an array of thousands of tiny sensors that are sensitive to the infrared radiation emitted by all objects above absolute zero temperature. As the camera moves around and points at various objects in the environment, these sensors detect and record the subtle variations in temperature, creating a detailed thermal image of the scene. These images can be used for a variety of applications, such as detecting heat leaks in buildings, spotting wildlife in the dark, and identifying potential hazards in industrial settings.

What are the applications of Flir thermal cameras?

Flir thermal cameras are used in a variety of applications, including electrical and mechanical inspections, building inspections, HVAC inspections, firefighting, law enforcement, and search and rescue missions. In electrical and mechanical inspections, Flir thermal cameras can detect anomalies, such as overheating, in components and systems before they fail, allowing for preventative maintenance.

In building inspections, Flir thermal cameras are used to identify energy leaks and air leaks, which can improve energy efficiency. Additionally, Flir cameras can be used to detect moisture, as moisture can lead to the growth of mold and other building issues. For law enforcement and search and rescue missions, Flir thermal cameras are used to detect heat signatures, allowing for the detection of individuals, animals, and even weapons. Finally, Flir thermal cameras are commonly used in firefighting to detect hot spots and determine the spread of fires.

How accurate are Flir thermal cameras?

Flir thermal cameras have a high level of accuracy when it comes to detecting and measuring heat. They can detect temperature variances as small as 0.1°C and provide accurate temperature readings with a margin of error of less than 2%. They are used in a wide range of applications, from law enforcement to industrial inspections to building inspections, and are relied upon for their high level of accuracy.

However, it is important to note that the accuracy of Flir thermal cameras can be impacted by various factors such as distance, angle, surface emissivity, and atmospheric conditions. Proper calibration and use of the camera are also important in ensuring accurate readings. That being said, when used correctly and in optimal conditions, Flir thermal cameras are highly accurate and reliable tools for thermal imaging.

What are the differences between a Flir thermal camera and a conventional camera?

A Flir thermal camera uses infrared radiation to create an image based on the temperature differences of objects, whereas a conventional camera captures images based on visible light. Additionally, a Flir camera can detect heat signatures through darkness, smoke, and fog, making it useful in various applications such as firefighting, search and rescue, and industrial maintenance.


If you are looking for the best Flir thermal cameras, this guide covers a diverse range of options that are sure to meet your needs. The cameras we have reviewed tick all the right boxes, from high-resolution images to user-friendly interfaces, durability, and advanced features. With the best Flir thermal cameras, you can expect to capture accurate and detailed thermal images with ease, no matter your application. Invest in one of these cameras to take your thermal imaging game to the next level and see the difference for yourself!

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