14 Best Thermal Scopes: Ultimate Buying Guide

Are you looking for the best thermal scope for the money you are putting in? If so, you have come to the right place!

I have tested many options and created this list of the best thermal scopes available.

Expect to see familiar thermal scope brands in this list! The best thermal rifle scope I reviewed is the Pulsar 2-16x Thermion 2 LRF XP50. Meanwhile, if you want the best thermal scope for your AR15 rifle, try the Sig Sauer Echo3 2-12x.

By the end of this article, I will help you understand what to look for in a thermal scope and maybe find the best thermal scope for your needs!

Check out the list below for a quick rundown, and keep reading for detailed reviews of each scope.

• Best Overall: Pulsar 2-16x Thermion 2 LRF XP50
• Best Scope for Coyote Hunting: ATN ThOR 4 Thermal Smart 1.25-5×19
• Best Scope for Hog Hunting: ATN ThOR LT 3-6×50
• Best Hunting Scope: AGM Global Vision Rattler TS25-256
• Best Budget Scope: SightMark Wraith 4K Mini 2-16×32
• Best Scope for AR-15: Sig Sauer Echo3 2-12x
• Best Long-Range Scope: ATN ThOR 4 4-40×75
• Most Durable Scope: ATN ThOR 4 1.5-15×25
• Best Thermal Image Scope: Fusion Thermal Avenger 40
• Best Clip-On Scope: Leica Calonox Sight 1×42
• Best Handheld Scope: Zeiss DTI 3/35 Thermal Imaging Camera
• Best Military Scope: Trijicon IR-HUNTER Type 2 1.75-14×35
• Best Premium Scope: AGM Global Vision Varmint LRF 4-32×50
• Best Lightweight Scope: ATN Thor LTV 3-9x

Best Overall

Pulsar 2-16x Thermion 2 LRF XP50

• Magnification Range: 2-16x
• Objective Diameter: 50 mm
• Length: 16.5 in
• Weight: 32 oz (907.2 g)
• Battery Life: 10 hours
• Reticle: 10 reticle shapes in 9 color modes

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ATN ThOR 4 Thermal Smart 1.25-5x19

• Magnification Range: 1.25-5x
• Objective Diameter: 19 mm
• Length: 13.1 in
• Weight: 31 oz (880 g)
• Battery Life: 18 hours
• Reticle: Multiple reticle options

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ATN ThOR LT 3-6x50

• Magnification Range: 3-6x
• Objective Diameter: 50 mm
• Length: 11.5 in
• Weight: 22.4 oz (650 g)
• Battery Life: 10+ hours
• Reticle: Multiple reticle options

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1. Pulsar 2-16x Thermion 2 LRF XP50 (Best Overall)

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Key Features

• Magnification Range: 2-16x
• Objective Diameter: 50 mm
• Tube Diameter: 30 mm
• Sensor Resolution: 640×480 pixels
• Display Resolution: 1024×768 pixels (AMOLED)
• Refresh Rate: 50 Hz
• Detection Range: 2000 yards
• Color Palettes: Multiple color options
• Reticle: 10 reticle shapes in 9 color modes
• Adjustment Click Value: Varies per magnification setting
• Field of View, Angle: 12.4 degrees
• Windage and Elevation Turrets: Capped
• Battery Life: 10 hours
• Length: 16.5 in
• Weight: 32 oz (907.2 g)
• Eye Relief: 2 in
• Attachment/Mount Type: Ring
• Other Special Features: Built-in laser rangefinder, Ambidextrous focus wheels, European-manufactured thermal sensor

I have tested many top-rated thermal scopes from the best thermal scope brands, but the Pulsar Thermion 2 LRF XP50 is truly outstanding.

Among the best thermal scopes I have tried, it exceeds expectations that discerning shooters tend to have when looking for a “good” thermal scope.

Firstly, it is super sensitive, detecting heat signatures even in very low light and temperatures reaching -40°C. With a generous field of view, you can zoom in from 2x to 16x for a clear bead on distant targets.

As expected with the best thermal scope on this list, the display is sharp with a resolution of 1024×768, and it refreshes quickly at 50 Hz, so there is less blur.

It has an easy-to-handle design with focus wheels that work well. It is built to last outdoors and is even waterproof up to 1 meter for 30 minutes.

Besides the basics, it has extra features like photo and video recording and Wi-Fi connectivity. There is even a Picture-in-Picture mode for better target tracking.

Needless to say, the Thermion 2 LRF XP50 is the best Pulsar thermal scope and, in my experience, the best overall thermal scope on the market. It is high-quality, versatile, and excellent in every way.

2. ATN ThOR 4 Thermal Smart 1.25-5×19 (Best Scope for Coyote Hunting)

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Key Features

• Magnification Range: 1.25-5x
• Objective Diameter: 19 mm
• Tube Diameter: 30 mm
• Sensor Resolution: 384×288 pixels
• Display Resolution: 1280×720 pixels
• Refresh Rate: 60 Hz
• Detection Range: 820 yards
• Color Palettes: Multiple color options
• Reticle: Multiple reticle options
• Adjustment Click Value: Varies per magnification setting
• Field of View, Angle: 16 degrees
• Windage and Elevation Turrets: Exposed
• Battery Life: 18 hours
• Length: 13.1 in
• Weight: 31 oz (880 g)
• Eye Relief: 3.5 in
• Attachment/Mount Type: Ring
• Other Special Features: One shot zero feature, Recoil Activated Video recording capabilities, Dual streaming

The ATN ThOR 4 1.25-5x19mm Thermal Vision Smart HD Rifle Scope is the best thermal scope for coyote hunting that I have had the pleasure of using.

Its highly sensitive thermal sensor excels in detecting heat signatures, which is crucial for tracking elusive coyotes. The Obsidian IV Dual-Core processor and a 384×288 sensor deliver clear thermal imaging.

The 1.25x-5x magnification range offers flexibility, enabling precise zooming or a wider view for more vigorous hunts.

Durability is a highlight, with waterproof, shockproof, and dustproof construction ensuring reliability in challenging outdoor conditions.

Its battery can easily withstand a remarkable 18+ hour usage and sets a new industry standard for prolonged hunting in remote locations.

Automated features like the Smart Mil-Dot Reticle, One Shot Zero sighting, and an integrated rangefinder simplify target acquisition. Dual streaming for live viewing and recording is a distinctive advantage.

For serious coyote hunters, the ATN ThOR 4 offers unparalleled performance and reliability in the field.

3. ATN ThOR LT 3-6×50 (Best Scope for Hog Hunting)

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Key Features

• Magnification Range: 3-6x
• Objective Diameter: 50 mm
• Tube Diameter: 30 mm
• Sensor Resolution: 160×120 pixels
• Display Resolution: 1280×720 pixels
• Refresh Rate: 60 Hz
• Detection Range: 475 yards
• Color Palettes: White-hot, Black-hot
• Reticle: Multiple reticle options
• Adjustment Click Value: N/A
• Field of View, Angle: 11×8.3 degrees
• Windage and Elevation Turrets: N/A
• Battery Life: 10+ hours
• Length: 11.5 in
• Weight: 22.4 oz (650 g)
• Eye Relief: 3.5 in
• Attachment/Mount Type: Ring
• Other Special Features: Weather resistant, Recoil resistant, 3D Accelerometer

After testing numerous thermal scopes in the field, I can confirm that the ATN ThOR LT 3-6x Thermal Rifle Scope is the best choice for hog hunting.

Its 160×120 pixel sensor and 60Hz refresh rate allow it to detect thermal signatures at significant distances, making it ideal for tracking elusive wild hogs. The wide field of view is a critical advantage when dealing with such agility.

Battery capacity is crucial in any hunting expedition, and the ThOR LT impresses with over 10 hours of uninterrupted use.

Its durability is equally praiseworthy, designed to withstand varying weather conditions, while lightweight materials and construction allow for easy handling.

Beyond these, the ThOR LT offers advanced features that make it stand out: One Shot Zero simplifies the sighting-in process, and the 3D accelerometer ensures a stable image regardless of how fast your target moves.

Affordability is crucial for many hunters, and the ThOR LT delivers solid performance without breaking the bank.

Still, the ThOR LT has some limitations regarding long-range use. If your hunting style involves engaging targets at extensive distances, you may want to consider other options.

4. AGM Global Vision Rattler TS25-256 (Best Hunting Scope)

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Key Features

• Magnification Range: 3.5-28x
• Objective Diameter: 25 mm
• Tube Diameter: 25 mm
• Sensor Resolution: 256×192 pixels
• Display Resolution: 1024×768 pixels
• Refresh Rate: 25 Hz
• Detection Range: 1250 yards
• Color Palettes: Multiple color options
• Reticle: 5 reticle options in 3 colors
• Adjustment Click Value: N/A
• Field of View, Angle: 7×5.3 degrees
• Windage and Elevation Turrets: N/A
• Battery Life: 4.5 hours
• Length: 7.4 in
• Weight: 18.6 oz (526.2 g)
• Eye Relief: 1.8 in
• Attachment/Mount Type: Picatinny, Weaver
• Other Special Features: Adaptive AGC, DDE, 3D DNR image processing technology, 8x digital zoom, External power supply

The AGM Rattler TS25-256 is the best hunting thermal scope on the market. It offers exceptional features yet remains user-friendly for hunters new to shooting with thermal optics.

Boasting a 256×192 thermal resolution, a base magnification of 3.5X, and a generous field of view, it provides a broader perspective essential for hunting fast and unpredictable animals.

The compact and lightweight design allows easy portability and convenient mounting on various weapons platforms. It is a reliable and durable optic with a water and shockproof build.

It also has snapshot and video recording capabilities, distance measurement support, adjustable color palettes, and Wi-Fi data transmission for remote viewing and control.

This thermal scope also has a dual-use design, functioning as a thermal riflescope and a monocular for hunting. I particularly enjoy its 8X digital zoom, and Picture-in-picture features that enhance the viewing experience.

While the 25 Hz refresh rate may be noticeable during quick panning or when targeting multiple moving animals, and the battery could be improved for extended nocturnal activities, external power options provide a workaround.

Despite these minor drawbacks, the AGM Rattler TS25-256 stands out among hunting thermal scopes, seamlessly blending advanced features, versatility, and a user-friendly design into a single package.

5. SightMark Wraith 4K Mini 2-16×32 (Best Budget Scope)

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Key Features

• Magnification Range: 2-16x
• Objective Diameter: 32 mm
• Tube Diameter: N/A
• Sensor Resolution: 3840×2160 pixels
• Display Resolution: 1280×720 pixels
• Refresh Rate: N/A
• Detection Range: 300 yards
• Color Palettes: Multiple color options
• Reticle: 14 reticle options with 9 colors
• Adjustment Click Value: N/A
• Field of View, Angle: 40 degrees
• Windage and Elevation Turrets: N/A
• Battery Life: 3.6 hours (video mode)/4.4 hours (preview mode)
• Length: 6.3 in
• Weight: 21.6 oz (612.3 g)
• Eye Relief: 2.4 in
• Attachment/Mount Type: Picatinny
• Other Special Features: Day & Night vision scope, 4K Digital Imaging, Included 850nm IR Illuminator

There are many budget thermal scopes on the market, and though the SightMark Wraith 4K Mini 2-16×32 is not technically a thermal optic, it is the most affordable thermal scope alternative I have tried.

With cutting-edge technology, crystal-clear imaging, and incredible detail for under $800, this night vision scope offers a staggering 4K image quality even in low ambient light.

The Wraith 4K Mini’s durability is commendable, as it is constructed from solid aluminum, shockproof for drops up to 3 feet, and capable of handling strong recoil.

Its easy-to-use controls, focus rings, and rapid 5-second power-up time add to the user-friendly experience.

The external IR illuminator and USB battery power port further improve its functionality.

While its short battery life of up to 4 hours could be improved, the external power port mitigates this concern.

If you are looking for a budget thermal scope, this alternative is good for the money you put in.

6. Sig Sauer Echo3 2-12x (Best Scope for AR-15)

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Key Features

• Magnification Range: 2-12x
• Objective Diameter: 40 mm
• Tube Diameter: N/A
• Sensor Resolution: 320×240 pixels
• Display Resolution: 454×454 pixels
• Refresh Rate: 30 Hz
• Detection Range: 700 yards
• Color Palettes: Multiple color options
• Reticle: Multiple reticle options
• Adjustment Click Value: 0.5 MOA
• Field of View, Angle: 5.8 degrees
• Windage and Elevation Turrets: Exposed
• Battery Life: 6 hours
• Length: 4.3 in
• Weight: 14.3 oz (405.4 g)
• Eye Relief: Unlimited
• Attachment/Mount Type: Quick-release Picatinny mount
• Other Special Features: BDX Enabled, Motion Activated Display, Easy to adjust lens with optional throw lever

In my experience, the SIG Sauer Echo3 is the premier thermal scope for AR-15 rifles.

Its genuine Thermal Reflex Design delivers swift and precise target acquisition, comparable to red dot or holographic sights. The sharp and fast imaging capabilities extend clarity to over 700 yards for a superior shooting experience.

Lightweight and robust, the Echo3 withstands rain, heavy recoil, and adverse conditions to match the durability of the AR-15 rifles it will be mounted on.

Bluetooth integration and compatibility with the SIG BDX app also help streamline ballistic solutions and facilitate reticle adjustments.

The LevelPlex™ Anti-Cant System and MOTAC™ (Motion Activated Display) add to the technological arsenal, ensuring a comprehensive and intelligent optic system.

While 30 Hz is adequate, some may prefer a higher refresh rate for certain scenarios. Additionally, the absence of an eyepiece may cause reflections on the face (manageable with brightness adjustments).

Despite these, the SIG Sauer Echo3 is an exceptional AR-15 thermal scope thanks to its innovative features and performance-driven design.

7. ATN ThOR 4 4-40×75 (Best Long Range Scope)

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Key Features

• Magnification Range: 4-40x
• Objective Diameter: 75 mm
• Tube Diameter: 30 mm
• Sensor Resolution: 640×480 pixels
• Display Resolution: 1280×720 pixels
• Refresh Rate: 60 Hz
• Detection Range: 3600 yards
• Color Palettes: Multiple color options
• Reticle: Multiple reticle options
• Adjustment Click Value: Varies per magnification setting
• Field of View, Angle: 8.3×6.2 degrees
• Windage and Elevation Turrets: Exposed
• Battery Life: 16 hours
• Length: 14.8 in
• Weight: 37.6 oz (1066 g)
• Eye Relief: 3.5 in
• Attachment/Mount Type: Ring
• Other Special Features: Smart Range Finder, GPS for geotagging and tracking elevation, E-Compass

Following extensive testing, the ATN ThOR 4 4-40X emerged as my top pick among thermal scopes for long-range applications.

Tailored for enthusiasts and professionals, it features a high-performing 640×480 thermal resolution sensor with an impressive 60Hz refresh rate, delivering clear visuals and rapid detection of heat signatures.

The 4-40x optical magnification, complemented by a huge 75 mm objective lens, excels in nocturnal engagements, ensuring precise target identification even over extended distances.

This ATN ThOR 4 thermal scope distinguishes itself with its straightforward zeroing process, exceptional clarity, the ability to adjust sharpness for clearer targets, and uncomplicated controls.

With versatile color options and user-friendly smart features for effortless recording and smartphone connectivity, the level of convenience it offers adds to its impressive thermal imaging capabilities.

Its battery can last up to 16 hours on a full charge to enhance usability.

Despite a higher price than budget thermal scopes and minor hiccups like occasional freezing and a learning curve, the ATN ThOR 4’s overall performance and feature-rich design secure its spot as the best among long-range thermal scopes.

8. ATN ThOR 4 1.5-15×25 (Most Durable Scope)

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Key Features

• Magnification Range: 1.5-15x
• Objective Diameter: 25 mm
• Tube Diameter: 30 mm
• Sensor Resolution: 640×480 pixels
• Display Resolution: 1280×720 pixels
• Refresh Rate: 60 Hz
• Detection Range: 1100 yards
• Color Palettes: Multiple color options
• Reticle: Multiple reticle options
• Adjustment Click Value: Varies per magnification setting
• Field of View, Angle: 24 degrees
• Windage and Elevation Turrets: Exposed
• Battery Life: 16 hours
• Length: 13.5 in
• Weight: 32.5 oz (920.8 g)
• Eye Relief: 3.5 in
• Attachment/Mount Type: Ring
• Other Special Features: Recoil resistant – built of Hardened Aluminium Alloy with Impact Resistant Electronics

Drawing from my experience testing thermal scopes, the ATN ThOR 4 1.5-15x Smart HD Thermal Riflescope comes out on top as the most durable option in the realm of thermal optics.

Despite being exposed to varying weather extremes, this thermal scope consistently delivers flawless performance. Its sealed design adheres to IP67 standards, ensuring water, dust, and fog resistance.

It easily withstands recoil, while the scratch-resistant matte black finish maintains the scope’s aesthetics and function. Even after accidental drops, it emerged unscathed.

Beyond durability, this ThOR 4 impressed me with its advanced features. Smart additions like WiFi streaming, Bluetooth, and a range of sensors contribute to an informed and dialed-in shooting experience.

As far as thermal rifle scopes go, this ATN ThOR offering is notable for its capability to detect any heat signature within an 1100-yard distance.

If you want a long-lasting and effective thermal scope, the ATN ThOR 4 1.5-15x’s resilience and advanced features make it the top choice for demanding shooting scenarios.

9. Fusion Thermal Avenger 40 (Best Thermal Image Scope)

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Key Features

• Magnification Range: 3x (with digital magnification of 6x and 12x)
• Objective Diameter: 40 mm
• Tube Diameter: N/A
• Sensor Resolution: 384×288 pixels
• Display Resolution: 3.2 million dots (same amount of detail as a 1788×1788 pixel image)
• Refresh Rate: 50 Hz
• Detection Range: 1900 yards
• Color Palettes: Multiple color options
• Reticle: 7 reticle designs with 5 color options
• Adjustment Click Value: N/A
• Field of View, Angle: 360 degrees
• Windage and Elevation Turrets: N/A
• Battery Life: 9 hours
• Length: 7.5 in
• Weight: 22.4 oz (635 g)
• Eye Relief: N/A (the eye area must be pressed against the rubber eyecup)
• Attachment/Mount Type: Quick Disconnect (QD) scope mount
• Other Special Features: T3 – Three Button Control System, Made in the European Union, Micro Click Focus

The Fusion Thermal Avenger 40 is the best thermal imaging scope money can buy. I have tested many, and this one excels in every aspect that counts.

The WAVE12 Premium IR Thermal Sensor inside gives you the clearest images you can imagine. The Arclight Ultra HD Germanium Lens ensures maximum IR transmission, giving a greatly detailed sight picture.

Operating it is a breeze with the T3 Three Button Control System and KISS (“Keep It Simple Stupid”) Menu, designed to keep things efficient. You can quickly and precisely aim at your target with the Micro Click Focus feature.

Built for military-grade performance, the XGEN Next Generation Armor ensures it can withstand rough handling and keeps destructive heat at bay.

This scope does not stop with its offerings. If you want to add a red dot sight to enhance shooting performance, the FAST™ Compatible QD Mount has got you covered.

The Fusion Thermal Avenger 40 is a top-notch thermal scope designed for ease of use while fully packed with advanced tech that truly helps improve performance. It is perfect for any shooter who demands (and can afford) the best.

10. Leica Calonox Sight 1×42 (Best Clip-On Scope)

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Key Features

• Magnification Range: 1x
• Objective Diameter: 42 mm
• Tube Diameter: 60 mm
• Sensor Resolution: 384×288 pixels
• Display Resolution: 1024×768 pixels
• Refresh Rate: 50 Hz
• Detection Range: 2200 yards
• Color Palettes: Multiple color options
• Reticle: N/A
• Adjustment Click Value: N/A
• Field of View, Angle: 6.7×8.9 degrees
• Windage and Elevation Turrets: N/A
• Battery Life: 6+ hours
• Length: 6.7 in
• Weight: 17.6 oz (499 g)
• Eye Relief: Unlimited
• Attachment/Mount Type: Ring
• Other Special Features: One-piece design, Excellent 10-year warranty

In the world of thermal optics, the Leica Calonox Sight 1×42 stood out to me as the best clip-on scope. After testing similar scopes, this one is a smash hit for those who value pinpoint accuracy.

What makes the Calonox Sight special is its dedication to repeatable precision. Thanks to the threaded adapter mount, it stays sturdy and secure on your rifle scope even when lugged around.

It can spot targets up to around 2200 yards away with its 42mm lens and a high-resolution 384×288 pixel sensor. This means you get incredibly clear images shown through its top-notch OLED display.

The Calonox Sight also has a built-in battery that you can recharge with a power bank if needed. Charging is easy with the included USB-C cable.

It is Bluetooth-capable, so you can connect it to other devices, which adds to its usability.

The Leica Calonox Sight 1×42 is my ultimate clip-on thermal scope. Though the price may scare away some potential users, it offers unmatched accuracy, excellent image quality, and convenient features.

11. Zeiss DTI 3/35 Thermal Imaging Camera (Best Handheld Scope)

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Key Features

• Magnification Range: 1-4x
• Objective Diameter: 35 mm
• Tube Diameter: N/A
• Sensor Resolution: 384×288 pixels
• Display Resolution: 1280×960 pixels
• Refresh Rate: 50 Hz
• Detection Range: 1350 yards
• Color Palettes: Multiple color options
• Reticle: N/A
• Adjustment Click Value: N/A
• Field of View, Angle: 11×8 degrees
• Windage and Elevation Turrets: N/A
• Battery Life: 7 hours
• Length: 7.6 in
• Weight: 15.9 oz (450 g)
• Eye Relief: N/A (the eye area must be pressed against the eye cup)
• Attachment/Mount Type: N/A
• Other Special Features: Hot Tracking, Smart Standby extends battery power, Universal, detect and fog observation modes

After testing many thermal scopes, I have to say that the Zeiss DTI 3/35 is hands down the best handheld thermal scope out there. Its features and capabilities exude tech, comfort, and performance.

The DTI 3/35’s design is all about making your life easy. Zeiss calls it ErgoControl, meaning you can use the scope without taking your eyes off the target. The buttons are covered in rubber, making them easy to press even with gloves on.

The thermal sensor and display both show clear and sharp images. An innovative feature called “Hot Tracking” lets you follow the warmest spot on the screen.

Built well, the DTI includes well-thought-out details like a sturdy neck strap and a design that works for both lefties and righties. The battery lasts about 7 hours, which is suitable for most outings.

It does take a bit to start up, but the automatic calibration more than compensates for this.

Some might be alarmed by the price point, but from experience, I think it is an excellent thermal scope if you want a handheld solution.

12. Trijicon IR-HUNTER Type 2 1.75-14×35 (Best Military Scope)

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Key Features

• Magnification Range: 1.75x
• Objective Diameter: 35 mm
• Tube Diameter: N/A
• Sensor Resolution: 640×480 pixels
• Display Resolution: N/A
• Refresh Rate: 30-60 Hz
• Detection Range: 600 yards
• Color Palettes: White Hot, Black Hot, Edge
• Reticle: Multiple reticle options
• Adjustment Click Value: N/A
• Field of View, Angle: 12 degrees
• Windage and Elevation Turrets: Capped
• Battery Life: 2 hours
• Length: 9.8 in
• Weight: 29.1 oz (825 g)
• Eye Relief: 1.1 in
• Attachment/Mount Type: Mini Picatinny rail mount
• Other Special Features: Top-loading battery compartment, Caliber-specific BDC reticles, Options for both 60Hz and 30Hz refresh rates

The Trijicon IR-HUNTER Type 2 1.75-14 is the top-tier choice for military thermal optics. Boasting a 640×480 resolution sensor, it delivers exceptional imaging, making target identification in low-light conditions easy.

The revamped controls with dedicated knobs for easy menu navigation enhance the user experience and ensure precision in heat signature detection and zoom magnifications.

Ruggedly built with an all-metal construction and weighing 37 ounces, this thermal sight is a robust companion in harsh environments. It can be submerged underwater for up to one meter for an hour, showcasing its durability.

The USB-C port for an external power source adds practicality to its design to eliminate concerns about dwindling battery power during critical operations.

While lacking onboard video capability, its exceptional detection and image clarity compensate for this drawback.

In my experience, the Trijicon IR-HUNTER Type 2 1.75-14 is the best military thermal weapon sight. With superb imaging, durability, and field utility, it easily meets the demands of those who seek top-notch performance in every mission.

13. AGM Global Vision Varmint LRF 4-32×50 (Best Premium Scope)

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Key Features

• Magnification Range: 4-42x
• Objective Diameter: 50 mm
• Tube Diameter: N/A
• Sensor Resolution: 384×288 pixels
• Display Resolution: 1024×768 pixels
• Refresh Rate: 50 Hz
• Detection Range: 2500 yards
• Color Palettes: Multiple color options
• Reticle: Multiple reticle options
• Adjustment Click Value: N/A
• Field of View, Angle: 5.28×3.96 degrees
• Windage and Elevation Turrets: Exposed
• Battery Life: 4.5 hours
• Length: 8.3 in
• Weight: 25.5 oz (722 g)
• Eye Relief: 1.8 in
• Attachment/Mount Type: Picatinny, Weaver
• Other Special Features: Built-in laser rangefinder, Standby mode, Built-in EMMC storage

The AGM Global Vision Varmint LRF 4-32×50 is the best high-end thermal scope I have tried so far. Its 384×288 sensor, coupled with a 35mm objective lens, provides effectiveness across varying applications.

Boasting a 12 μm thermal detector and a 1024×768 OLED monitor, this scope delivers crystal-clear images in challenging conditions like darkness, fog, or rain.

Its durable build, combining aircraft-grade aluminum with waterproof and shockproof attributes, ensures reliability in any scenario.

It can also transition from a thermal riflescope to a handheld monocular, making it an ideal companion for patrolling, hunting, and static observation.

Its 18650 rechargeable battery offers 4.5 hours of continuous operation, further extendable with external power banks.

Not limited to exceptional imaging, the AGM Varmint LRF includes features like onboard video recording, adjustable color palettes, and Wi-Fi connectivity for live streaming and recording.

If you have the budget, you will enjoy the AGM Varmint LRF 4-32×50 for its cutting-edge technology and rugged design.

14. ATN Thor LTV 3-9x (Best Lightweight Scope)

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Key Features

• Magnification Range: 3-9x
• Objective Diameter: 12 mm
• Tube Diameter: 30 mm
• Sensor Resolution: 160×120 pixels
• Display Resolution: 1280×720 pixels
• Refresh Rate: 60 Hz
• Detection Range: 520 yards
• Color Palettes: White Hot, Black Hot
• Reticle: Multiple reticle options
• Adjustment Click Value: N/A
• Field of View, Angle: 8.7×6.5 degrees
• Windage and Elevation Turrets: N/A
• Battery Life: 9 hours
• Length: 11.5 in
• Weight: 22.9 oz (650 g)
• Eye Relief: 3.5 in
• Attachment/Mount Type: Ring
• Other Special Features: Video recording capabilities, One-shot zero

If light and compact thermal scopes are your priorities, you cannot go wrong with the ATN ThOR LTV 3-9x. After trying other options, this one is the best in its class.

It is a precision instrument powered by advanced thermal sensors, a 3-9x magnification, 1280×720 display resolution, and multiple reticle options. With a smooth 60 Hz refresh rate, tracking works with minimal distortion.

The convenient One Shot Zero feature eliminates the threat of missed shots, facilitated by perfectly fitted 30mm rings that preserve zero even when transferred between rifles.

Of course, its lightweight design adds to your agility and rifle balance, which is its hallmark that makes it an ideal choice for on-the-go shooters.

Despite that, its durability, weather resistance, and impressive human detection and recognition ranges are a testament to its excellent performance.

The ThOR LTV overcomes a common thermal scope challenge: battery power. With a remarkable 9+ hours of continuous use, it lessens worries over battery depletion during critical moments.

From experience, I can say that the ATN ThOR LTV 3-9x is the best in its league and the current pinnacle of lightweight thermal scopes.

What Are Key Factors to Consider When Buying a Thermal Scope?

Picking a thermal optic from the many choices offered by popular thermal brands can be daunting simply because of how many there are.

Though this is a good problem to have, it is a problem nonetheless. Keep reading for expert advice on how to navigate this sea of options by considering the factors most relevant to your needs.

Purpose and Shooting Style

Thermal devices are specialized tools catering to specific applications and personal preferences to enhance shooting performance.

Your primary purpose and shooting style will dictate many of the features you want to invest in. You must consider certain factors and capabilities a thermal scope offers to fulfill your goals.

Hunting, surveillance, or tactical applications, for instance, each have different requirements that your choice should adapt to.

Reliability and Build Quality

More often than not, purchasing a thermal scope is a considerable investment. Therefore, it is essential to go for one that you can trust.

From what I have experienced, it is easier to find a reliable thermal scope from a reputable brand. You can expect a high-quality thermal scope to be typically made by manufacturers that ensure their products meet strict standards.

To add, durable aluminum housing has never let me down. It is strong and relatively lightweight, making the scopes made of aircraft-grade aluminum tough yet easy to carry.

Optical Performance and Clarity

You want a thermal scope that can give you super clear images. The clearer the image, the easier it is to tell exactly what you are looking at.

This is crucial for precise target identification.

High-quality optics ensure the images are sharp and detailed, even from far away or in the dark. This is especially important when hunting or doing surveillance work where every detail matters.

If you want the best shooting performance, you need to eliminate the guesswork. Good optical performance and clarity is a big step to achieving this.

Available Features and Functions

When choosing a thermal scope, check its available features and functions.

These extras can improve your shooting experience or overall enjoyment.

Again, it is important to have a clear purpose. You may need additional things like snapshot and video recording, Wi-Fi connectivity, or capabilities that adapt to ambient light, or you may not.

Certain scopes handle certain situations better than others, and it is crucial to be aware of what aspects you need to compensate for with your optic.

Look at the basics as well as additional features. They might be the game-changers that take your performance to the next level or unwanted add-ons that can jack up the price.

Sensitivity and Image Amplification

Sensitivity and image amplification are the elements that make a real difference.

Sensitivity is the scope’s ability to pick up heat signatures from a distance. A higher sensitivity is better for long-range detection. With a high-resolution sensor, you will have a clearer thermal picture.

When it comes to magnification, there is optical and digital zoom. These bring the action closer to you without losing clarity.

These elements help ensure you do not miss a thing, even in challenging conditions.

Battery Life and Power Source

Imagine being out in the field, tracking targets, and your thermal scope suddenly goes dark. Not ideal, right?

I personally appreciate a top-loading battery compartment. This convenient setup lets you quickly swap out batteries with minimal downtime.

You may also be interested in scopes with an external battery pack. It can significantly extend operational time.

Be sure to check out battery details when purchasing a thermal scope. They can help create a more reliable and enjoyable performance.

Reticle Type

When shopping for a thermal scope, pay close attention to the reticle options and zeroing capabilities.

Different situations call for different reticle styles. Having the flexibility to choose the reticle that suits your needs, whether that is a simple crosshair or a more complex pattern, can be a game-changer.

Additionally, having easy zeroing adjustments can swiftly correct your aim and save you time and ammunition for greater efficiency.

These factors can significantly enhance your accuracy, making your shooting more effective.

Field of View

A scope’s field plays a crucial role in enhancing the overall shooting experience.

A wider field of view provides better situational awareness, allowing you to see more of your surroundings without constantly adjusting your scope. This is especially valuable when tracking moving targets.

A wider field of view contributes to extending the identification range and recognition range. You can spot targets at a greater distance and with greater certainty.

Weight and Size

Do not simply go with the usual weight and size of most thermal scopes. Evaluating your need for functionality and portability for your purpose is vital.

Heavy and oversized scopes can be cumbersome, especially in the field for extended hunting sessions or surveillance operations.

A more manageable weight and size make it easier to carry your equipment and allow quicker and more precise maneuvering.

Mounting Compatibility and Options

When selecting a thermal scope, prioritize rifle-mounted thermal scopes by thoroughly assessing mounting compatibility and options.

You must verify that your chosen scope aligns seamlessly with your specific firearm or mounting system.

Budget and Price Range

With many thermal scopes available in the market, understanding your budget constraints is truly the basis for making a well-informed decision.

Striking a balance between affordability and quality can be done by knowing your purpose and shooting style.

Avoid the pitfalls of opting for a cheap thermal scope that may compromise essential features or robustness. Trust me, you can get the best possible value without sacrificing performance or durability.

Warranty and Customer Support

It should be clear by now that thermal imaging scopes can cost a pretty penny, which is why I advise going over your chosen option’s warranty and researching the brand’s after-sales customer service.

Having good coverage and feedback can help you feel more at ease about spending cash on these optics.

Frequently Asked Questions (FAQs)

Let us quickly go over some thermal scope hot topics.

How Do Thermal Scopes Work?

Thermal scopes depend on thermal radiation that emits “signatures” which are invisible to the naked eye. All objects produce this, and thermal scopes can detect heat signatures.

Traditional scopes, in contrast, rely on visible light, so they can only detect targets when there is light available.

Note that this is merely a simplified answer to how thermal scopes work.

What Is the Detection Range of a Thermal Scope?

The detection range of a thermal scope is how far it can see a target. This can vary depending on the scope’s quality and weather conditions.

Most thermal scopes can see targets several hundred yards away, but high-end models can see over a mile away.

You can determine your scope’s range more clearly when you learn how to sight in a thermal scope.

What Is the Difference Between a Thermal Scope and a Night Vision Scope?

When comparing a thermal vs. night vision scope, understand that a thermal scope uses thermal technology to detect heat signatures, making it effective in total darkness or through obstacles.

On the other hand, night vision scopes rely on ambient or infrared light to enhance visibility in low-light conditions with night vision technology.

In short, thermal scopes do not need any light, while night vision scopes require minimal light to function.

Final Thoughts on the Best Thermal Scopes

In this list, we have explored the top thermal scopes for various situations.

My top pick is the Pulsar 2-16x Thermion 2 LRF XP50, but shooters on a budget may gravitate towards the SightMark Wraith 4K Mini 2-16×32. Thermal optics company Zeiss impresses with their DTI 3/35 Thermal Imaging Camera, my handheld option.

As you can see from the key considerations discussion, affordability should not hold you back from getting a quality thermal scope. Just know where your priorities lie, and you will be fine.