7 Best Scope for 6.5 Grendel AR Reviewed 2020

You need to purchase a true scope that compliments the performance of your 6.5 Grendel. A 6.5 Grendel is a low-recoil, accurate, and deadly cartridge that can extend the range of AR-15 by over 1000 yards. However, as it used for long-distance hunting or precision competitions, you need to add the best scope to enhance its performance. Selecting the best scope for 6.5 Grendel might be a challenge, especially when the low-cost scopes are tough to calibrate and often inaccurate.

On the other hand, the high-end scopes are far more effective but selecting the entire scope that is worth your money can be difficult. Reading the reviews of the best scopes help you to evaluate the quality and the types that are available in the market. The following review offers a detailed guideline and reviews the best scopes by providing you essential information and reduces all your confusion.

What Makes a Great 6.5 Grendel Scope?

Mainly designed to be used with an AR-15 tactical rifle the 6.5mm, the maximum effective range of the 6.5 Grendel is 200 years. The accuracy increases when you use a scope having a magnification power of at least 16x. Selecting the best scope is directly dependent on your intended usage. In case you are using your AR to shoot target within your local range, its better to opt for a long-range scope to test limits of your ammunition and rifle.

On the contrary, if you are using a Grendel ammo for hunting, then it's better to opt for a scope having a magnification capacity between 4x to 12x. Using a medium-range scope gets you much closer to your target. It ensures you hit the target from a considerable distance that is impossible to be noticed.

While purchasing the best Grendel scope you must consider the capability of your ammunition, which you will be using on most occasions.

Types of Scope for 6.5 Grendel

Before you select a scope for your 6.5 Grendel, its essential to know its types, you get to choose from a long-range scope that is perfect when you are going for a 1000-yard recreational shot. On the other hand, go for scope suitable for 300-400 yards when hunting animals like a deer.

  • Variable Magnification Scope

If your use is for short and medium-range shooting, you should look for variable magnification scopes. Usually, a rifle scope has a range of 3-9x to 2-12x magnification is ideal for this type of reach as they are suitable for plinking.

  • Fixed Magnification Scope

While using the rifle for hunting, you should get a fixed magnification scope. It is better because it allows quicker target acquisition; besides, there is no need to make any turret adjustments. The fixed scopes are mostly raised slightly from the rail, which will enable you to use iron sights of your rifle easily. Buying a 3x-9x fixed magnification scope is ideal when hunting.

It is essential to know what exactly are you expecting from your shooting experience. This will make the process of selecting the perfect scope a lot better.

Scope for 6.5 Grendel

Top 7 Picks of The Best Scope for 6.5 Grendel Reviews 2020

Picking up the best scope for 6.5 Grendel can be a very complicated task indeed. Besides knowing what you should look for in the scope, you need to compare the options available in the market. Let us check out some reviews of the best seven scopes for 6.5 Grendel.

#1) Bushnell Optics, Drop Zone BDC Reticle Riflescope- One of Best Scope for 6.5 Grendel

This tactical riflescope is best suited for hunting mid-range targets. Although it claims to be equally useful for the long-range shots, serious hunters can find way better options in this segment.

However, as mentioned, it is highly effective for the short-range shots. The scope is on the heavier side and has a substantial effect on its accuracy.

It comes with no-frills as it does what it meant to do. However, its use could have been further enhanced if it came with battery-powered illuminated reticles.


  • Highly impressive low magnification settings for mid-range shots
  • Scope's reticle compensates for bullet drops on rounds at certain distances
  • Easy to adjust windage & elevation without compromising on focus
  • Turrets can be adjusted using a single finger
  • Sturdy build quality that lasts the harshest climatic conditions
  • Multicoated lenses thanks to impressive eye-relief & Lenses
  • High Quality optic offering excellent viewing clarity


  • Doesn't include a mount
  • Limited to only 1-4x magnification

#2) Vortex Optics Crossfire II Second Focal Plane

An affordable entry-level scope by Vortex, it lives up to the tag of being a true rifle scope because of the brand's reputation. Fitting perfectly with 6.5 Grendel, Crossfire II's glass comes with the same glass that is offered in Nikon BuckMaster II.

Crafted with a 1inch full tube, the scope can withstand harshest weather conditions while protecting the lens glasses against external shocks.

Its multicoated lens glass offers a well-illuminated view of the target while preventing light reflection. It also comes along an exclusive dead-hold BDC reticle that facilitates better focusing. This means reticle, and it makes it easy for you to estimate the bullet-drop distance when aiming from a considerable distance. Thus, making it a perfect scope for long-range shooting when you have a vague estimation of your target.

The quick focus eyepiece helps in securing your site quickly. Moreover, its 40mm objective lens facilitates in reducing glares besides enhancing light transmission to produce vibrant images.


  • Gets a solid construction thanks to its one-piece tube
  • Features textured turrets giving it an appealing look
  • Eyepiece offers a quick and easy focus of your target
  • Sports a customized dead-hold BDC reticle
  • Completely weatherproof
  • Fitted with multicoated glass for extra protection


  • ERD is somewhat tight
  • Packaging could have been better

#3) Athlon Optics, Argos BTR Riflescope

Argos BTR is popular due to its illuminated reticle that offers better accuracy in low light conditions. This feature is equally helpful when the target blends with the natural color of its reticle.

The focal plane reticle is etched directly with the glass making it capable of withstanding surprisingly more recoil than most other reticles that lack this feature.

It comes with the MIL-styled reticle that has traditionally been popular amongst military veterans thanks to the extra holdover points that allow better estimation of windage, bullet drops, and elevation. It also has the option where the reticle can be used in the MOA-style instead of MIL. Many hunters prefer using the MOA reticles.

Thanks to the multicoated lenses, light transmission is a lot better with improved color contrast across the spectrum. Speaking about some other features that make it a strong contender for your 6.5 Grendel are supreme durability and all-weather functionality.

The set of excellent windage clubbed with elevation adjustment turrets having the increments etched on the side allows more natural precision adjustments. It even has a parallax adjustment turret that is not available in most rifle scopes. It primarily compensates for the parallax effect that often impacts accuracy for long ranges.

The feature makes it a far better product as it is fitted with the capacity to magnify between 6x to 24x at higher ranges. You get to choose another version of the scope that has a magnification range between 8x to 34x.


  • Very handy as it gets a separate illumination control setup
  • Houses a decent turret
  • Solid construction adds to the durability factor
  • Features in the affordable category
  • The glass-etched reticle enhances the ability to withstand recoil


  • Placement of the illumination dial could have been better

#4) Nikon P-Tactical .308 4-12X40- Another Best Scope for 6.5 Grendel AR

Featuring an uncovered Zero-Reset spring-loaded turret, the Nikon P-308 fits perfectly to the 6.5 Grendel. Comes with a shockproof, fog proof, and a waterproof design, the multicoated lens offers a clear view.

The Zero-Reset turret provides an easy to grip course knurling that facilitates infield adjustments. Hence, getting back to zero would be quick when you sight your target.

The company has optimized the scope using the Spot On Ballistic Match Technology that eventually helps in superior aiming on its BDC reticle.

The product comes with a lifetime warranty and is an enormous scope that offers hash marks, dots, and open circle to aim at your target within the range of 100 to 8800 yards. Its quick-focus eyepiece offers simple yet quick adjustment for narrowing down your game. Additionally, it also comes with its exclusive 100-yard parallax setting.

The scope is equipped with a fully multicoated optic and designed using caliber-specific technology. The design also integrates a trajectory-compensating reticle and a generous 3.5-inch eye relief. You also get to chose from an interchangeable turret technology along with elevation and windage adjustment of more than 60 MOA.


  • Offered with a lifetime warranty
  • Integrates a power variability feature
  • Provided along with an exclusive Spot On App
  • Its BDC800 crosshair works efficiently


  • Reticles are not illuminated
  • Doesn't feature parallax adjustment option

#5) Primary Arms Classic Series 4-16x44mm SFP Rifle Scope

This riflescope comes with a second focal plane design that keeps it simple and unobtrusive mil-dot reticle. It gets a partial reticle illumination that has been powered by the CR2032 battery. Particularly handy in low-light conditions, it offers you to choose among 12 different brightness settings.

The company has manufactured it using sturdy materials making the scope tough, fog proof, waterproof, and shockproof.

Speaking about the turrets, it is fitted with zero resettable variants having tactile and audible ¼ MOA click adjustment. The product is covered under a 1-year comprehensive warranty. It is an excellent product for people seeking entry-level scopes that come with decent optics. Overall, the build quality and the parts integrated make it a good value for money products for the budget-conscious customers.

Primary Arms 4-16x scope is a 2nd focal plane scope that comes with illuminated Mil-Dot reticle backed with a 16x magnification. Its resettable zero locking turrets offer both tactile and audible ¼ MOA clicks. Thanks to the side-mounted parallax adjustable knob, the reticle is kept free while offering to target sharp images for extended ranges. Overall, this scope is a tough shockproof, fog proof, and waterproof option.

If you check the illuminated duplex reticle, you will be happy to note that it is great for plinking and hunting. You can select from the 12 brightness levels to suit the light conditions, which could be early morning or the late evenings.


  • Robust construction clubbed with a shock, water, and fog proof design
  • 12 Brightness level options for all light conditions
  • Multicoated lenses facilitate optimal light transmission
  • Affordable Scope for 6.5 Grendel
  • Efficient turrets & reticle adjustments


  • Elevation turrets and windage is not operable out of the box

#6) Leupold Rifleman 4-12x40mm Riflescope

A user-friendly and practical scope that is good for hunters wanting little zoom feature for short and mid-range shooting. The Rifleman series of Leupold is famous for its simplistic design.

The turret system, rugged build quality, and glass are the striking features that usually appeal to the buyers.

Besides being affordable, the high glass, ease of use, and zoom power superior to other models are some elements that make it the right choice. Many Rifleman, particularly hunters, have appreciated the no-frill design. 

Integrated with a magnification capacity of 4-12 x and a variable power feature, the scope comes with an objective diameter of 40 mm. The eye relief is 3.7 inches and fitted with rifleman ballistic reticle full-duplex.

The sturdy build is fully multicoated, and the design is a waterproof, shockproof, and fog proof design that lets you hunt in almost any weather condition. However, the lack of illuminated reticle is something that most hunters would miss.


  • Affordably priced scope
  • Sturdy construction makes it extremely durable
  • An effective long-range scope
  • Comes with ballistic reticle
  • Fitted with a golden ring optic


  • Friction Turrets

#7) Burris Optics Fullfield II Ballistic Plex Riflescope

Offering a full field view and supporting a quick target acquisition, the 4.5x provides a great compromise size. On the other hand, its 14x magnification is high when hunting for long distances.

It also gets an adjustable parallax focus. The ballistic plex reticle comes with a compelling, simple, and elegant trajectory that compensates reticle for hunting.

Enhanced long-range accuracy integrated with simplistic design makes it easy and quick to use. The riflescope has a 1-piece tube construction and has been reinforced with quad-seal gas seals and the Hi-Lume Multicoated lenses.


  • Ballistic Plex reticle offers a practical, simple, and elegant trajectory
  • Long-range accuracy with its simplistic design makes it easy to use
  • Parallax adjustment provides better accuracy for long distances
  • Integrated with a useful ballistic plex adjustable objective
  • Affordable


  • Fixed Small reticle changes BDC calibration when you change the power
Best 6.5 Grendel Scope

Things To Consider Before You Buy Best Scope for 6.5 Grendel

When searching for the best scopes for 6.5 Grendel rifle, its essential to understand its usage and the factors to consider. The following guide will make the process a lot easier. Let us look at the things to consider before buying a scope for your 6.5 Grendel.

  • Magnification

Your scope's magnification capacity largely depends upon the purpose you are using the rifle for. It is essential as there is no such scope that is perfect for all purposes. Although some products claim to do everything, when tested, they would lack in their performance.

If you would be using your rifle primarily for target shooting or plinking at a local gun club, you should go for variable magnification. It could either be a 2-12x or 3-9x variant. However, if the purpose is long-distance shooting, scopes should be either 18x or 20x.

Reflex sight or red dot sight is the choice to go for if the overall purpose of buying the rifle is home defense. For such conditions, you have to acquire your targets quickly with no need for adjusting. Afterall if your enemy is a few yards from you, the last thing you would like to do is close an eye and look through the scope.

Lastly, if you have bought your rifle for hunting, it's better to buy a fixed medium-range magnification. For hunting small animals, its best to buy a 9x fixed scope as it facilitates a more natural look at the target without being too close to scare them away.

  • Eye Relief

The minimum distance between the dominant eye and the focal lens that results in a clear sight picture is termed as eye relief. It prevents the scope from hitting your eye after the strong kickback from your rifle. 6.5 Grendel is a low recoil rifle. Buying a scope with a short eye relief is good enough. For those who wish to be on the safer side, they could get a scope having an eye relief of at least 4.5 inches or above.

  • Reticle

Considering the right reticle design for your scope is as important as selecting the correct magnification. It also requires you to review the purpose you would be using the rifle for. For close shots, you should be buying a reticle that allows you to aim quickly. Here, opting for a red dot reticle will the perfect choice. It doesn't require you to design correctly, but only center the red dot on your target's center of mass will be enough.

For both short and medium-range shooting that is usually within 200 yards, you should get the Duplex reticle as it allows you to center your aim effectively while making slight flight corrections. When using a scope in low-light conditions, its recommended to get an illuminated reticle. It provides you excellent visibility in almost all lighting conditions.

  • Lens Coating

Layers of the file that is applied over the focal lenses and objective, making them anti-reflective and prevent glare is known as lens coating. The performance improves, which more layers of anti-reflective film on the scope.

  • Objective lens size

The lens in front of your scope is known as the objective lens. It allows light to penetrate inside the scope and provide you with a brighter sight image. The size of the objective lens determines the light that gets inside the scope. On the other side, it adds considerable weight to your scope. A 50 mm objective lens is ideal for your rifle when using it on a firing range. But if the gun is used for hunting, 30mm is the maximum weight that you need to consider for the objective lens.

  • Fog-Proofing & Waterproofing

Another essential factor to consider while buying a scope for hunting purposes is fog-proofing and waterproofing abilities. Good manufacturers mostly make a tight air body of a scope filled with inert gas (mostly nitrogen)—the as seals both ends and prevents the formation of fog. Additionally, reliable seals that prevent the gas from escaping takes care of waterproofing.

Scope for 6.5 Grendel AR

FAQs For 6.5 Grendel Scopes

After checking out our reviews and factors to consider when buying the best scopes for 6.5 Grendel, you might have some questions in your mind. We have listed some of the common problems that often come into your account when buying a scope.

  • What are the most important features to check while buying a scope for 6.5 Grendel?

The reticle's quality, ease of adjustment, lens coating, and magnification settings are some of the essential features that you should be checking before buying a scope.

  • Which type of scope is suited for 6.5 Grendel?

Your 6.5 mm Grendel comes with intermediate cartridges built to be a low-recoil and high accuracy ammunition. You should choose a scope having a mix of quick adjustments and power. We recommend buying a scope that comes with variable magnification options and night vision support. Additionally, the scopes having mil-dot or BDC reticles are the perfect choices for a 6.5 mm Grendel.

  • Is it essential to buy a scope that facilitates low-light adjustments?

Yes, it is considering that you would use a 6.5 mm Grendel for long-range hunting, you must opt for a scope that comes with low-light adjustment feature. It will ensure that you have the option of enhancing your rifles ability to focus in all weather and light conditions.

Final Words

After reviewing the seven best scopes for 6.5 Grendel, it comes down to your personal preferences. Certain factors such as your budget or the level of challenge you wish to go for. If you have to choose the best among the above option, there isn't a clear winner. However, based on these parameters such as affordability and value for money, Leupold Rifleman 4-12x40mm Riflescope is an option to go for.

On the other hand, if you are looking for a premium product that does its task effectively, Nikon P-Tactical .308 4-12X40 Matte BDC800 is an ideal choice. However, it is ultimately your preferences that will determine the outcome you should be going for. Hence, we recommend reading the specs and detailed reviews of each product before finalizing the best alternative for your need.

Please Check our guides for Best 6.5 Grendel Barrel for the Money

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