Best Thermal Scope 2020 Reviews & Top Picks

The thermal scope is one of the greatest precision devices ever invented. Although, it has been around for quite some time but, it’s just coming to the fore. Due to its exasperating precision, it has found a use in almost all works of life.

Gone are the days when it was only limited to military and hunters. Now, individuals are making use of it more for parameter survey and sometimes for sightseeing.

To enjoy the full benefit of this device, you should select the best one. Also, with the cost of the thermal scope, you won’t want to get it wrong at the first time of trying. Be at ease as we have gathered and reviewed some of the best thermal scopes available.

If you’re in hurry, below are top picks for best thermal scope :

  1. Pulsar Helion Thermal Monocular
  2. ATN Thor 4
  3. Pulsar ThermionPulsar
  4. ATN ThOR-HD 640
  5. Trijicon Electro-Optics IR Hunter 
  6. FLIR Scout TK Handheld
  7. TheOpticGuru Thor LT Thermal Scope
  8. FLIR Scout II Handheld Thermal
  9. Pulsar Core RXQ30V
  10. Trijicon Teo Reap
  11. Pulsar Core Thermal Monocular

Top 11 Best Thermal Scope On The Market 2020 Top Picks

1. Pulsar Helion Thermal Monocular – Best for Long Hunting Adventure

Pulsar Helion XQ38F 3.1-12.4x32 Thermal Monocular
10 Reviews
Pulsar Helion XQ38F 3.1-12.4x32 Thermal Monocular
  • The National Tactical Officers Association which improves performance, professional...
  • 384x288 resolution, 17um pixel pitch core with 1475 yard detection range and Multiple...
  • 4x digital zoom - continuous zoom and 2x, 4x stepped zoom

Ruggedness is an important feature in any thermal scope and Pulsar Helion thermal scope is one of the few products that have this feature in abundance. This is a product that has been tested and accredited by multiple bodies to be safe for use.

This compact thermal scope is fit for use in any condition. It is IPX7 waterproof rated and can withstand heavy rainfall and snow. Also, It’s dustproof and fog proof, making it a good fit for use in the summer and winter. And, it has an impressive battery life of about 8 hours. Thus, making it a reliable option for a long hunting adventure.

Pulsar Helion thermal scope has a satisfying detection range of about 1475 yards. This is aided by its ability to switch between viewing colors. Similarly, it has an effective and high-quality video recording feature.


  • Updatable software.
  • 8 GB internal storage.
  • IPX7 waterproof rating.
  • 384×288 resolutions.
  • 4x digital zoom.


  • Value for money.
  • Wi-Fi connection is top-notch.
  • Crisp and clear image.
  • Easy to use.


  • Instructions need improvement.

With the ruggedness and efficiency of this device, you just know it won’t disappoint at all times.

2. ATN Thor 4 – Best for Long Range and Short Distance Shots

22 Reviews

ATN Thor 4 thermal scope is a modest example of the modern and latest designs of thermal scopes. It is a well-designed device with lots of fantastic features. And solves lots of major complaints by hunters in recent years.

Of the impressive features of this device is the ballistic calculator feature. This helps to calculate the range, target angle, humidity, wind, temperature and other important ballistics information. Consequently, you’re assured of improved accuracy on both long-range and short distance shots.

Another feature in this device is its dual-stream and recording feature. This allows you to stream your hunting adventure on your mobile devices. And at the same time record on the SD card in your thermal scope. Lastly, the Recoil Activated Video helps to alleviate your worries regarding recording. This is because it automatically records a video before a shot and after it.


  • Battery life is over 16 hours.
  • Magnification is 4-40x smooth zoom.
  • Smart ballistic calculator.
  • Quick and detach and mount.


  • Lasting battery life.
  • The device can charge other devices.
  • Easy to use.
  • Impressive range finder for improved accuracy.
  • High sensitivity and resolution in utmost darkness.


  • Instructions in the user manual aren’t well explained.

If all you need is a modern and top-notch thermal scope, you should consider this product.

3. Pulsar ThermionPulsar – Best for Accurate Shots

Pulsar Thermion XM50 5.5-22x42 Thermal Riflescope
10 Reviews
Pulsar Thermion XM50 5.5-22x42 Thermal Riflescope
  • 2, 500 yd detection range with 320x240 resolution, 12um pixel pitch core
  • 8x digital zoom continuous zoom and stepped zoom
  • Picture in picture digital zoom with a stream vision app that connects scope to smart...

Do you need a thermal scope combining mind-blowing range with crisp accuracy? You can hardly do better than Pulsar Thermion XM thermal scope. This is a carefully designed device that makes long-range shots look easy even in darkness.

Pulsar thermal scope boasts some mesmerizing features. Amongst these is the IPX7 waterproof rating. This feature enables it to withstand heavy rainfall, snow and submersion in up to 3ft of water for 30 minutes. Also, it’s built with pretty tough materials that can withstand harsh weather conditions.

This device saves you time and energy as it starts up in no time. Also, with 3 rechargeable batteries, you’re sure it will last on the field as long as you can. With the added feature of video and still-photo recording, this might prove to be the complete thermal scope you need.


  • High definition image.
  • Adjustable reticle options.
  • 16 GB internal storage
  • 320 x 240 resolutions.
  • 5.5-22x magnification.
  • 2500 yards heat-detection range.


  • Batteries can be changed without scope turning off.
  • Impressive internal recording feature.
  • Value for money.
  • Well calculated weight.


  • Instruction is not detailed enough.
  • The ballistic calculator is not sticky.

For an impressive thermal scope at the right price, few can beat this product.

4. ATN ThOR-HD 640   – Best for Night Hunting

ATN ThOR-HD 640 1-10x, 640x480, 19 mm, Thermal Rifle Scope w/...
20 Reviews
ATN ThOR-HD 640 1-10x, 640x480, 19 mm, Thermal Rifle Scope w/...
  • Excellent Image Performance with 640x480 Sensor - it is the ideal night vision scope...
  • Ballistic Calculator - the system allows you to calculate the trajectory of your...
  • Build-in Smart Rangefinder - will make your life easier than ever. Discover how using...

This is another superb thermal scope by ATN. It is the perfect device for night hunters. Though, it is just as effective during the day and in the presence of light as it is in the night.

This device packs in a host of eye-catching features. Amongst these is its 640×480 sensor. This sensor gives the perfect night vision as it detects heat energy rather than light energy. Also, it’s a high resolution and video recording and streaming feature. This allows you to get your adventure on record.

Another impressive aspect of ATN ThOR thermal scope is the ballistic calculator and the built-in smart rangefinder. With these two features, your accuracy and precision are assured even in the darkest nights.


  • Ballistic calculator.
  • 1-10x magnification.
  • Up to 22 hours of battery life.
  • 640×480 sensor.
  • RAV (Recoil Activated Video) and Wi-Fi streaming.


  • Lasting battery life.
  • Saves and maintains different ballistic profiles.
  • Amazing night vision.
  • The video recording feature is superb.


  • Battery cover could be better placed as it makes contact some bolts on long guns.

Just like the previous ATN thermal scope discussed, this device is a must get for every serious hunter.

5. Trijicon Electro-Optics IR Hunter – Best for Beginner and Seasoned Hunters

Are you tired of thermal scopes with blurry images? Is your thermal scope failing on extremely dark nights? Trijicon electro-optics thermal scope is all you need to get it right.

This device is specially designed for hunters. It is made from extremely durable materials to withstand harsh weather conditions. Apart from being built from 6061 Aircraft-grade Aluminum, it incorporates nitrogen purging. This makes it highly waterproof. Add its IR window lens protection and you have the complete package for hunting.

Amongst the impressive features of this device is the Enhanced Target Recognition (ETR). This ensures you get the best image quality by placing more processing power on your target. There’s also the Digital Focus Control (DFC) feature. This gives you total control on sharpening your image quality to your taste. All these features make this device the ideal thermal scope for the beginner and professional hunters alike.


  • 30-60Hz refresh rate.
  • 640-480 pixel resolution.
  • 35mm objective lens diameter.
  • 8x E-Zoom, digital zoom.
  • Battery life is between 3.5 to 5 hours.


  • Helps to range in targets which in-turn improves distance judging.
  • Impressive image display and refresh rate.
  • Easy to operate.
  • Fast start-up time of about 5 seconds.


  • You need to do the redneck makeover yourself.

Keeping it short, this is a superb thermal scope you don’t want to miss out on.

6. FLIR Scout TK – Best for Parameter Survey

FLIR Scout TK Handheld Thermal Imaging Monocular
369 Reviews
FLIR Scout TK Handheld Thermal Imaging Monocular
  • FLIR Scout TK makes outdoor thermal imaging more accessible than ever with the...
  • Pocket-sized and designed for single-handed use, FLIR Scout TK has a simple...
  • The Scout TK is also a great everyday tool for personal and home security at night.

This is another excellent thermal scope. FLIR Scout handheld thermal scope is a portable device that has a wide range of use. It is highly effective and ruggedly built.

Of the amazing features of this thermal scope is the blend of portability with effectiveness. Despite being pocket-sized, it works with the efficiency of the normal-sized devices. Its effectiveness is also enhanced by its durability and adaptability. This makes it a smart investment amongst the thermal scopes.

Battery life is another stronghold of FLIR scout handheld thermal scope. The battery lasts for about 5 hours of working time. As the name implies, it is a handheld scout thermal scope. This means it is a good companion for sightseeing and a picnic. It also works well for professional use for parameter survey.


  • 640×480 LCD display.
  • 160 x 120 resolution.
  • 100 yards detection range.
  • 5 hours of battery life.
  • VOx Microbolometer detector.


  • Well-packaged and sturdy.
  • Crystal clear vision.
  • Portable and lightweight.
  • Easy to operate.


  • Has no magnification.

For a portable and effective thermal scope, you need not look further than this product.

7. TheOpticGuru Thor LT Thermal Scope  – Best for Clear View in Darkness and Dense Fog

theOpticGuru Thor LT Thermal Rifle Scope w/10+hrs Battery &...
34 Reviews
theOpticGuru Thor LT Thermal Rifle Scope w/10+hrs Battery &...
  • Affordable price for a quality thermal scope is possible. We are breaking the price...
  • Advanced heat detection sensors allow you to see in total darkness, through dense...
  • Enjoy traditional design: 30mm tube scope made of hardened aluminum alloy, recoil...

The OpticGuru thermal scope is one of the few high-quality and pocket-friendly thermal scopes. And it’s a well built device made to suit your hunting needs.

Amongst the numerous breathtaking features of this device is its relative strength. Made from hardened aluminum alloy, it is one of the strongest scopes you can lay your hands on. Despite this impressive sturdiness, it is lightweight.

Also, the heat detection of this device is top-notch. It allows you to see through utmost darkness, dense fog and crowded area. Add its recoil resistance and you have a gem of scope for hunting.


  • Battery life: Over 10 hours.
  • 30mm objective lens diameter.
  • Detection range: 150 yards.


  • Pocket-friendly and high-quality materials.
  • Easy to use.
  • Lightweight and sturdy.


  • No video recording.

If you need a lightweight thermal scope that makes you more agile while hunting, this product is your best bet.

8. FLIR Scout II Handheld Thermal – Best for Tough Conditions

FLIR Scout II Handheld Thermal Imaging Monocular
14 Reviews
FLIR Scout II Handheld Thermal Imaging Monocular
  • Notice: By purchasing the FLIR Scout II the buyer acknowledges the product is subject...
  • Product cannot be exported, re-exported, resold, transferred or otherwise disposed of...
  • Diversion contrary to U. S. law is prohibited

This is another impressive handheld thermal scope by FLIR. It is a well-built scope that can withstand very tough conditions.

Amongst the few things that standout in this product is its low start up time. It starts up instantly saving you time and making sure you do not miss out on anything. The heat detection of the FLIR II thermal scope is superb. It offers a clear vision of all things within its range at all times of the day.

Finally, this device is IP-67 rated. This means it can withstand heavy drops of water and remain waterproof in shallow water.


  • 640 x 480 LCD display.
  • Less than 9 Hz refresh rate.
  • Internal rechargeable batteries.
  • Resolution: 640 x 512.


  • Compact and lightweight.
  • Easy to use.
  • Crisp and smooth view.
  • Value for money.


  • The refresh rate is slow.

FLIR thermal scope is your go-to product for handheld scopes that offer value for money.

9. Pulsar Core RXQ30V 1.6-6.4×22 Thermal Riflescope  – Best for All Day Use

Pulsar Core RXQ30V 1.6-6.4x22 Thermal Riflescope
47 Reviews
Pulsar Core RXQ30V 1.6-6.4x22 Thermal Riflescope
  • Iris technology, increased recognition and detection software
  • High resolution 384x288 core
  • Lightweight and compact design

This is another one of the impressive collection of thermal scopes by Pulsar. This product however is more lightweight and compact. It is also built rugged with durable materials.

Pulsar core thermal scope incorporates the iris technology. This feature plus its increased recognition and improved detection software makes it to function effectively at all times of the day. It also has a very high-resolution core of 384 x 288 giving it crystal clear view.

In terms of durability, the Pulsar core scope does not disappoint. It is built compact and rated IPX7. This allows it to withstand heavy rainfall and submersion in about 3 ft of water in 30 minutes.


  • 2x and 4x stepped digital zoom.
  • Detection range: 985 yards.
  • 3 rifle profiles with 3 zero saves.
  • Picture-in-picture digital zoom.


  • Easy to attach and detach.
  • Lightweight and compact.
  • Easy to navigate menus.


  • Very effective in the first 250 yards, less so after that.

As high-quality thermal scopes go, this is a top-notch product.

10. Trijicon Teo Reap – Most Versatile

Trijicon Teo Reap-IR Mini Therma Teo IRMS-35 Reap-IR Mini Therma
7 Reviews
Trijicon Teo Reap-IR Mini Therma Teo IRMS-35 Reap-IR Mini Therma
  • Great for any outdoor enthusiast
  • Made in the USA
  • Very easy to Use

Are you tired of scopes that add a lot more weight to your rifle? Is your scope limiting your agility and starting position? Trijicon Teo thermal scope solves all of your problems and also gives you more options.

This device is a lightweight and compact scope with resounding efficiency. It is a whopping 640 x 480 resolution making it one of the highest-rated products out there. It does not read light energy and focuses only on heat energy. This makes it ideal for hunting during the day or at night.

It has an average battery life of 4 hours with continuous use. Also, there is a video recording option that allows you to record your hunting adventure.


  • 60 Hz frame rate.
  • 1 – 8x magnification.
  • Battery life: 4hrs.
  • 640 x 480 resolutions.


  • Portable and lightweight.
  • Superb build-quality.
  • Easy to use.
  • User-friendly interface.


  • It has no focusing ring.
  • Has no internal shutter

Trijiconteo thermal scope is without doubt one of the best thermal scopes for night hunting.

11.  Pulsar Core Thermal Monocular – Best for All Weather Condition

Pulsar Core FXQ38 Thermal Monocular/Front Attachment
4 Reviews
Pulsar Core FXQ38 Thermal Monocular/Front Attachment
  • Iris technology, increased recognition and detection software
  • A multiple Use two-in-one monocular/front attachment
  • Lightweight and compact design

Have you been searching for a scope with a frost-resistant display? This might be the best product you have ever come across. Pulsar Core thermal scope has a frost-resistant AMOLED display which makes it a good fit under any temperature.

This versatile scope has a wide range of use. It can serve as a monocular and also as a thermal scope on rifles. It is well built and can withstand tough conditions.

Lastly, it can detect objects from about 1970 yards. It also has varying viewing modes for easy identification of targets.


  • Refresh rate: 50 Hz.
  • 640 x 480 AMOLED display.
  • 384 x 288 resolution.


  • Sturdy and durable.
  • Works well with different rifles.
  • Sharp and smooth image.
  • Easy to operate.


  • No recording or streaming.
  • Firmware cannot be updated.

With this product, you don’t have to worry about the type of rifle you have as it works with all types of rifles.


We have reviewed some of the best thermal scopes available in the market; make sure you read our well-researched review thoroughly to choose the one that fits your needs.

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