Best ACOG Scope

6 Best ACOG Scope Reviews | Buying Guide in 2021

Whether you’re an avid shooter or you only enjoy shooting as a part of your hobby, you know that ACOG scopes are essential for your AR15 rifles. These scopes not only improve the accuracy of your aims but also help you identify your target with no misses. 

No doubt, achieving the perfect results with a good quality rifle and scope is something every shooter dreams about. 

This is why you need the best ACOG scope for your shooting activities.

Here, we’ve categorized some of the most suitable ACOG scope options along with a complete informative guide that will assist you in making the perfect choice. 

Top 4 Best ACOG Scope Comparison in 2021

  • Weight: 5.1 ounces
  • Reticle: 2 MOA Red Dot
  • Warranty: Infinite warranty
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  • Weight: 6.7 ounces
  • Reticle: 3 MOA Red Dot
  • Warranty: Limited Lifetime
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  • Weight: 9.2 ounces
  • Reticle: Multiple Red and Green
  • Warranty: Lifetime Limited
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  • Weight: 1.92 ounces
  • Reticle: 2.5 MOA Dot reticle
  • Warranty: Lifetime Limited
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What Is an ACOG?

ACOG refers to prismatic internal reflex sights for rifles. Most rifles, especially AR15 ones work pretty well with such scopes. Choosing an ACOG scope for ar 15 is the best way you can upgrade your target shooting game.

These scopes are built with fixed magnification of at least 4x in most cases, which help you to find and acquire your target rapidly and with convenience.

Besides, compared to different scopes for rifles, ACOG scopes are quite lightweight, compact, and portable. They come with few moving parts, because of which handling them is much easier.

ACOG scopes are also pretty sturdy in comparison to other rifle scopes since they have strong aluminum or any other metal body as part of their construction. They are built with fiber optics of the strongest quality that allows shooters to aim properly with maximum accuracy.

What Is an ACOG Clone? 

ACOG clones are basically replicas for the actual rifle scopes, which are more commonly found among civilians. While the scopes are more suited for tactical purposes, the clones are perfect to use on a frequent basis or for practice purposes.

Moreover, these clones use a battery source to drive their illumination, unlike the actual scopes which are mostly always battery-free. Clones have a limited ability to use both eyes for shooting which is common with scopes. Basically, you get the limited features and characteristics of a scope with a clone version.

The clones are out on the market because of their inexpensiveness mostly. They are a lot cheaper than the actual scopes, which allow users to get some of the benefits at a steep rate. Again, they are also good for casual practicing for shooters who do not want to buy a real scope and want to invest in something pretty basic.

What Makes an ACOG Scope So Good? 

The ACOG scope is truly an important and necessary sight that most shooters need in their lives, especially those in the possession of an AR15. 

The popularity of AR ACOG scope is insane right now, thanks to the multiple features these scopes come with. Moreover, the balance between different essential features in ACOG scopes is what makes these scopes so great.

Dark Vision Compatibility

Unlike different scopes in the market, ACOG scopes work under the low light vision and in the dark perfectly well. The lens and magnification of ACOG scopes are made to offer the results possible. Even when you’re in a situation where the source of light is very feeble, these scopes will help you out.

Powerful Optics

With the best budget ACOG scope, you get the highest quality visual system and the most powerful magnification out there. They are equipped with fiber optics that are capable of absorbing power during good light conditions. 

The best feature of ACOG scopes is that they offer battery-free illumination in most cases. Their optical system also comprises tritium components that work wonders in dim light vision. 

Resistant Material

ACOG scopes are great since they are backed by strong and durable construction with rugged finishes. The materials are perfect for withstanding impact, weather damage, and much more.

A mixture of these diverse yet unique features makes these scopes so great.

The 6 Best ACOG Scope Reviews

Are you a professional shooter and looking for the finest ACOG scope to upgrade your range skills? These 6 amazing options will be suitable for almost everyone.

Here are 6 great scopes that you can give a shot:

Trijicon-Illuminated Crosshair Ballistic Reticle Rifle Scope

Trijicon has been popular for a long time for making some of the most unique scopes. Their brilliant design and innovative features have truly made an impact in the industry.

This Trijicon ACOG scope is one of the most remarkable designs from the brand itself. Built with a compact design, this scope comes with dual-illuminated reticles that provide you with the best service. For a professional shooter, this one is truly the best priced ACOG scope that you can find.

It comprises fixed power that works with a wide range of rifles. You also get the unique feature of Bindon aiming concept incorporated within the scope. With a feature like this, the ACOG scope helps you shoot with both eyes open.

The scope has a strong and durable housing of aircraft aluminum which plays role in the overall performance of the scope. With so many strong features, there’s no doubt that this is one of the best ACOG scopes for you.

Strong HousingThe presence of high-quality aluminum-alloy housing influences the sighting system and helps in the performance.
High-Power illuminationIlluminated reticles with battery-free advantage offer precise adjustment of light and maintain optical clarity. 
Bullet Drop CompensationBullet drop compensation to 800 meters favors long-range shooting activities.  
Combat ValidatedCompact and lightweight design with maximum accuracy helps in range shooting.


Strong and durable construction

Balanced sighting system

Ideal for range shooting

Offers powerful illumination


Case can get damaged during shipping

Trijicon TA31 D 100367 Illuminated Horseshoe Reticle Riflescope

Another great addition to the Trijicon family, you can’t go wrong with this one. This one is equipped with some pretty good features that will take your range shooting experience to a whole new level.

It comes in three illumination colors for you to choose from red, green, and amber. Such a variety of colors helps your scope stand out and look attractive. With a unique feature of fixed 4x magnification, this scope offers some excellent skills. You also get a 32mm objective lens with the scope, which makes your aims stronger.

Like the former Trijicon scope, this one also has the Bindon Aiming Concept feature. This feature offers shooting with both eyes open so that you can discover your target in no time. It is one of the most remarkable features that Trijicon scopes come with.

Through its dual illumination abilities, the Trijicon ACOG 4X32 scope offers a brilliant aiming point without any batteries. With these features, it stands as the best Trijicon ACOG for AR15 out there.

Dual IlluminationThis illumination feature helps in acquiring the target with a strong visible point.
Durable HousingForged aluminum housing offers maximum strength and lasts long.
Bindon Aiming ConceptBAC helps to increase shooting accuracy by offering shooting ability with both eyes.
Strong BuildThe powerful construction helps to combat rain, fog, shock, etc.


Weather-resistant build

Long-lasting aluminum forging

Helps to shoot with both eyes open

Offers dual illumination


Eye relief is short in size

Trijicon Illuminated Chevron Ballistic Reticle Rifle Scope

We also have this Chevron Ballistic Rifle Scope for you from Trijicon with some excellent features to improve your range shooting.

With already two options cited above, it’s clear that Trijicon designs scopes with the most ideal features in mind. Their illumination, strength, and construction are all top-notch compared to many other brands out there. For these features, this one here can be considered as the best ACOG scope for ar 15.

With battery-free illumination, this scope is capable of adjusting the brightness and playing role in acquiring target without any difficulty. Besides, the reticle features a high-quality tritium optic which is one of the best visual systems out there. 

The scope is housed with strong and durable aircraft aluminum alloy that also helps to maintain a balanced sighting system. It also has the Bindon Aiming Concept, which facilitates the target acquisition easily and conveniently.

Also built with a bullet drop compensation reaching 800 meters, this scope really meets all the requirements of a decent ACOG reticle

Battery-free IlluminationThe illumination feature in this one is quite strong and indestructible and operates without a battery to make things easier. 
High-strength MaterialHigh-quality aircraft aluminum-alloy housing improves accuracy and aids in longevity. 
BAC designBAC design helps out in CQB situations and offers the best results in target shooting.
Strong fiber opticsThe great quality power optics collects natural light for maximum brightness.


Robust and battery-free illumination

High-quality sighting system

Compatible with night vision

Smart and compact design


Eye relief is smaller in comparison to other versions

Monstrum Raven Prism Scope

Another great brand that you can consider for a rifle scope is Monstrum. Monstrum is an excellent brand for choosing your ACOG scopes. Their scopes come with a pretty sturdy build that helps in different shooting variations. 

If you’re a professional shooter, you’ll love this unique design from Monstrum. You can term it as the best ACOG scope for M4 because of its versatile traits.

It has a glass prism optic system that offers you a maximum magnification of 3x. Such a brilliant optic design truly makes this scope worthy of purchase. Compared to brands that come with refracting scopes in large sizes, this one has a compact design.

The reticle comes in the illumination of red and green colors that help in excellent vision. You can enjoy a clean image without compromising the quality. The best feature about this scope is that it operates without a battery. 

The scope has a powerful aluminum body that is resistant to impact and damage to some extent. With fewer mobile parts within the scope, there is no issue with recoil. It is portable, compact, and easy to carry. You can be assured that it has the best ACOG sight out there!

Optic SystemThe prism optic system is small, sturdy, and offers 3x magnification.  
Resistant MaterialHigh-quality aluminum material is designed to provide impact resistance.  
IlluminationIllumination in two distinct colors offers good quality image formation and the best target sighting.
Lightweight BodyThe compact and lightweight body is helpful for different shooting activities.


Dual color illumination

Strong optical system

High-quality magnification

Simple and convenient design


Making adjustments can be tricky

CRUSHUNT Crosshair Etched RifleScope 

CrushHunt is also one of the leading brands when it comes to riflescopes. With pretty strong construction and some noteworthy features, this Crosshair etched scope from CrushHunt is definitely the best ACOG scope for the money.

It is equipped with 4x magnification that allows you the best visual sighting possible. With a magnification like this, your target is much easier to notice without any fail. The front lens of the scope is multi-coated so that you can be assured of its superior quality.

Besides, you get a 32mm objective lens with the scope, which is also excellent in the case of target shooting. It is also built to accommodate dim light vision, so you can carry it on your night adventures.

The material of the scope is a durable and strong quality metal that comes with a rubberized finish. With an attractive matte black finish, this scope looks smart and sophisticated. The material is quite resistant when it comes to withstanding shock, fog, rain, etc.

Powerful MagnificationThe optic system with 4x magnification allows premium-quality target sighting without fail.  
Strong ConstructionTough metal body with a rubberized finish lasts you a long time without maintenance.  
IlluminationIllumination feature is brilliant, with no requirement for batteries. 
Weather ResistanceThe scope is waterproof, shockproof, and fog proof, which is why it’s said to have maximum weather resistance.


Excellent illumination property

Superior quality 4x magnification

High-quality metal body

Withstands impact and weather change


ACOG eye relief is not specified

fendensen Rifle Optics Illuminated Scopes

Last but not the least, we have another powerful riflescope from fendenrsen. This brand is known to offer good quality reticles at a lower price, especially for shooters who are new to the game. And this illuminated scope will not disappoint you.

Built with an optical system comprising of 4×32 magnification, this scope is quite brilliant in terms of action. The optics are made with red fiber which allows you to find and observe your target properly. Such ACOG optics makes this one of the best choices you can make.

The windage of the scope is adjustable, which means you can fix it as per your requirement for obtaining maximum accuracy. Besides, you can also adjust the elevation to find the best position to conduct your shooting activities.

Built with pretty sturdy metal, this scope is capable of withstanding impact damage, weather damage, etc. It is fog-proof and waterproof, so you can be assured to carry it even in the toughest weather. With so many features, this is truly the best cheap ACOG scope that you can purchase.

Robust OpticsThe red fiber optics of the scope assists in high-quality target acquisition.  
Sturdy BuildStrong quality metal body of the scope helps in conducting range shooting smoothly.
Adjustable WindageAdjustable windage allows adequate sight adjustment for improving the accuracy of your aiming.
Weather ProofThe scope is fog and waterproof, so it is an ideal choice for harsh weather conditions. 


Windage and elevation can be adjusted

Premium metal body

High-quality optical system

Resistance against weather damage


Not so good for dim light vision

What Factors to Look for Before Buying The Best ACOG Scopes?

Now that you’ve learned about some of the best ACOG scopes reviews let’s dive into the discussion on the factors you need to look for before buying an ACOG scope.

Here are some points that you should take into account before purchasing an ACOG scope:


Like any other product, the material should always be a top priority when looking for ACOG scopes. The material of an scope greatly influences the action of the scope. It affects the durability, resistance and accuracy.

Try looking for strong materials like forged aluminum, aircraft aluminum alloy, or some very robust metal construction for your scope. The highest quality material will last you longer and will stay intact even after going through harsh weather conditions. 

Call it rain, fog, impact, and shock-if the material of your scope is top-notch, you won’t need to worry about anything.

This is why you should always pick an ACOG scope with the best quality material.


The next factor that you absolutely cannot skip in an scope is the quality of its optics. At the end of the day, the scope is only going to be remembered for its strong visual system. Optics of an ACOG scope comprises of its magnification, lens diameter, etc. 

Try to pick a magnification and optical lens diameter for your scope based on the range of your firearm. The most common and excellent magnification for an ACOG scope would be something close to 4x. A lens diameter of 32 mm works great with a magnification like this. Choose optics power of your scope in accordance with the rifle that you’re using, and you’ll be good to go.


Another necessary feature to look for in your ACOG scope is illumination.

Since professional shooters tend to require low light and dark vision compatibility when it comes to target shooting, it is essential to go for a scope that offers battery-free illumination. 

Try to look for ACOG scopes that have the best illumination facilities, that do not require manual adjustment, and have a combination of sturdy fiber and tritium optics at their core.

Bindon Aiming Concept

Although this is a classical feature in Trijicon scopes, this is a highly necessary factor when it comes to choosing ACOG scopes. 

A concept like this allows scopes to shoot with both eyes open, allowing maximum accuracy with no fails. With such a feature, you can achieve the highest quality of target acquisition that will help you with range shooting at every level.

Why the ACOG Is a Perfect Choice For Tactical? 

When it comes to tactical operations, there’s no doubt that scopes should have the best specifications. This is where ACOG scopes enter the picture. ACOG scopes are considered the best choices for tactical operations, and here’s why – they are combat-proven and validated.

Strong Visual System

ACOG scopes integrate a mixture of fiber optics and tritium, which is an amazing option for obtaining visual supremacy. Such a strong optical system allows the best kind of dual illumination technology, allowing shooters to have powerful aims with zero fails. 

They also do not require batteries for their illumination source, so you don’t have to worry about running out of batteries in the middle of a tactical operation.

Bullet Drop Compensation

Another reason why tactical needs ACOG scopes is their bullet drop compensation feature. Almost every shooter has worried about manually adjusting the bullet drop compensation at some point in their life. ACOG scopes allow for bullet drop compensation out to approximately 600 meters. 

Automatic Adjustment

The best part with scopes like this is that you don’t need to adjust anything manually. You don’t have to worry about adjusting the settings each time you’re getting ready to shoot. This saves a lot of your time and effort.

Brands like Trijicon, Crushunt, etc., are all equipped with such features. You can read multiple Trijicon ACOG reviews, and you will find that most of their features are perfect for strategic activities.

This is why ACOG scopes are the best choice for carrying out tactical operations.

Frequently Asked Questions 

Why are ACOG scopes so expensive?

ACOG scopes are expensive because of their reliable material and powerful build. These scopes require very high-quality material in their construction, along with tough and durable glass. They also need strong optics, which is why they are so expensive. 

Are ACOG scopes good?

Yes, ACOG scopes are quite good because of their versatility and ability to accommodate different rifles. They work well in maintaining the target sighting balance and help you acquire the best view for your aims at the range shooting. So, they are pretty good for your rifle firearms.

Is ACOG worth the money?

Yes, ACOG is definitely worth the money since you’re paying for something durable and long-lasting for your firearms. The highly resistant material, glass construction, powerful visual system, and the different features that come with it totally make an ACOG worth the money.

Do ACOG scopes use batteries?

It totally depends on the ACOG scope you’re buying as they come in battery-powered as well as battery-free operating modes. However, since now most brands are coming up with battery-free illumination options, it is better to go for the battery-free ones than using batteries.

Which is better ACOG or red dot?

ACOG is better than the red dot since ACOG has more versatility out of the two. Although the red dot has advanced target sighting features, still ACOG is better in terms of convenience. It is appropriate for combat but also a good option to use in target shooting. 

Do ACOG scopes work at night?

Yes, most ACOG scopes are equipped with the ability to work in dark light and dim light vision, thanks to the brightness adjustable features in the latest brands. So, these scopes work well in target shooting at night even when there is the least amount of light present.

What magnification is ACOG?

Most ACOG scopes are equipped with a magnification of 4x, which is pretty amazing for rifle scopes. This magnification allows sighting four times bigger than the normal view, which is why they are perfect for different shooting variations and target acquisition.

Is the Trijicon 4×32 ACOG worth it?

Yes, the Trijicon 4×32 ACOG is totally worth it since it has some excellent features for helping with target sight and aiming properly. The strong aluminum construction, powerful visuals, and illumination features are all perfect for any rifle. With some amazing traits, the Trijicon 4×32 ACOG is definitely worth it.

How far can you shoot with an ACOG?

The distance up to which you can shoot with an ACOG scope can vary from model to model. However, with the latest ACOG scope, the limit is a good 100 meters, which is something amazing for a rifle scope. This distance makes shooting targets perfectly well.

What ACOG scope does the military use?

Militaries usually stick to Trijicon ACOG scopes for their rifles because of their versatility, strong material, and high-quality optics. Usually, Trijicon scopes with 4×32 magnification, fiber optical system, and forged aluminum body are more common among military users.

Final Verdict

Bringing it to the conclusion, it can be said that finding the best ACOG scope can be quite confusing since it requires a thorough analysis. Whether you’re a professional shooter or just trying to get in the game, scopes are necessary for almost every rifle out there. 

But the struggle starts when you’ve got to pick one ACOG scope from numerous options.

From going through individual specifications to studying the detailed features of each product – it requires a lot of hard work in choosing the perfect pick. However, with our detailed review and explanatory buying guide, you can choose your ACOG scope in no time.

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