Best 300 Win Mag Scopes – 2020 Review

| Last Updated: January 15, 2022

The .300 Winchester Magnum, or more commonly known as the Win Mag, is one of the best high powered cartridges used by shooters.

It is popular not only for hunting but also for target shooting as well as military and law enforcement. The ideal use of this impeccable cartridge is with a scope that complements its functionality.

If that is what you’re looking for, then this article will serve as your guide to pick the right option for yourself.

Comparison of the Best 300 Win Mag Scopes

  • 5 - 20 x 56mm riflescope with a non-illuminated reticle
  • Features internal adjustments for a better result
  • Designed with tube diameter for 30mm
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  • 6 - 24 x 50 first focal plane riflescope by Athlon Optics
  • Designed with a 30mm tube and an illuminated PMR MIL Reticle
  • First Focal Plane designed to be valid for all power settings
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  • Best For The Money
  • 6 - 24 x 50 hunting rifle scope with red and green illumination
  • Comes with a free mount for easy installation
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  • Best Scope For .300 Win Mag Long Range
  • 6 - 24 x 500 mm scope by Sniper with front AO adjustment
  • Red, Blue, Green Mil-dot reticle
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  • Best Vortex Rifle Scope For .300 Win Mag
  • Features a 6 - 18 x 44 adjustable objective that allows better performance than the rest
  • SFP rifle scope that comes with a dead hold for a higher accuracy
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  • Best Leupold Rifle Scope For .300 Win Mag
  • A 4.5 0 14 x 50 mm unit with a matte finish
  • Features a Duplex reticle for greater precision and accuracy
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  • Best Hunting Scope For .300 Win Mag
  • Buckmasters II model by Nikon with a 4 - 12 x 44 mm objective
  • Comes in two variants with a standard and clamshell box
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How Accurate is a .300 Win Mag?

A .300 Win Mag is not only high powered but also highly accurate. It provides an accuracy rate better than many other cartridges. When shooting with a 12g bullet loaded in this firearm, users can experience a maximum point-blank range of .300 yards, when they have zeroed at 232 meters.

CVLIFE 6-24x50 AOE

But that’s not all. The .300 Win Mag also allows users to zero the .300 Winchester Magnum and shoot without having to hold over up to 270 meters. Due to this, the .300 Win Mag features in the flatter shooting cartridge and offers users a better experience.

What Size of Scope Do I Need?

Scopes are available in a great number of sizes, but not all sizes are suitable for everyone. The size of the scope that users find ideal may vary from one shooter to the other. This variation usually depends on two factors. The first one is the ease of handling. Some users can easily handle bigger scopes while others, who are newer to them, may find doing so a bit tricky. Users should invest in a unit that they are comfortable with in order to ensure that they get the best out of it.

The other important deciding factor for the size of a scope is the shooting range desired. Some units provide an ultra-long shooting range, while others not so much. It is important that you choose the size of your scope according to your needs.

What Makes a Great .300 Win Mag Scope?

There are a great number of .300 Win Mag Scopes available on the market, but the best one is the one that works perfectly for you. So if you’re looking for a unit that’s better than all others, you need to consider one that has features that are optimal for the way you plan to use it. Here are a few aspects that you need to consider to ensure that you make a proper investment:

Shooting Range

While some scopes provide an extremely long shooting range, some users do not find the need for such an extensive range. In order to ensure that the unit you pick works the best for you and that you do not spend money on features you don’t need, invest in an option that only provides the shooting range that you desire.

Lighting Conditions

While you’re shooting, a day can pass by really quickly, and shooting in the dark is not the easiest job. While some scopes fail to perform well in low lighting and are not meant for use at night, others allow a better low light performance that ensures accuracy and precision even in the dark.


No matter what kind of product you are investing in, you would want yours to last for a long time without requiring frequent repairs or replacements. In order to make sure of that, it is advisable to invest in one that is designed out of high-quality materials to ensure better durability.

Review of the Best .300 Win Mag Scopes

Now that you know all the features that must be considered, you can now finally choose a .300 Win Mag scope for your own rifle. Below, we have reviewed the very best .300 Win Mag scopes for your convenience. All you need to do is find one that serves your particular needs.

Best Overall:
NightForce SHV 5-20x56mm Riflescope

NightForce SHV 5-20x56mm Riflescope,30mm,.250 MOA,MOAR Non-Illuminated Reticle


  • Not as expensive as other similar high-end products
  • Allows a greater level of precision, even when shooting at extended ranges
  • Ensures not only clarity but also a great crispness and color contrast
  • Provides a great level of magnification that allows a clear view of the target
  • Zero set allows not only easy elevation adjustment but also an easy return to the default


  • Lens element may break if not handled with care
  • Using the zero set may be a little tricky
  • Design is not as sturdy as some professionals would like

What Recent Buyers Report

Be it for target shooting or power hunting; users have found this unit to be an all-rounder that serves the perfect function in every scenario. Users have been greatly impressed by its precision and accuracy, allowing them to make the perfect shots every time without fail.

Why it Stands Out to Us

The NightForce SHV 5-20x56mm Riflescope stands on the top of this list due to the great number of features that it provides. The feature that we really like the most is the great level of picture quality. The crisp and clear picture that's presented to shooters is simply unmatched by others.

Who Will Use This Most

This is not only designed with great accuracy and precision but also a quality and price point that is appropriate for almost all sorts of users. It can be used by all sorts of shooters, beginners, and professionals alike, with great efficiency.

Bottom Line

If you are looking for a scope that is simply the best in its class, then this is the one you are looking for. It excels in terms of design as well as functionality, providing users with all that they could ask for.

Athlon Optics Argos BTR Riflescope

Athlon Optics , Argos BTR, Riflescope, 6-24 x 50 First Focal Plane (FFP) 30 mm Tube, Illuminated APMR MIL Reticle,


  • Reticle is etched onto the glass
  • Designed with mechanical integrity that serves to protect the optic piece
  • Argon purged, allowing a greater degree of waterproofing and thermal stability
  • Crafted out of 6061T9 aircraft grade aluminum
  • Advanced fully multi-coated lenses allow better light transmission for a better light spectrum


  • Turret clicks are not crisp and defined
  • Clarity provided is not as great as other alternatives
  • Glass is not of the best quality

What Recent Buyers Report

Users who have recently invested in this have reported that it is absolutely one of the best of its kind. It allows them to take great shots every time with its accurate and precise functioning. What also impressed users was its outstanding build quality, which ensured that it would last for a long time.

Why it Stands Out to Us

There are a number of reasons we chose this scope as our runner-up, but the one that we really like is its outstanding construction and build quality. This is made out of aircraft-grade aluminum that allows it to be not only lightweight and easy to carry, but also of great strength and long-lasting.

Who Will Use This Most

The Athlon Optics Argos BTR Riflescope comes with an advanced lens that allows a broad spectrum of light as well as an illuminated reticle. Such a design makes it ideal for users who do not want to limit their shooting to better light conditions. The design of this unit would allow all such users to take the perfect shot even in poor lighting.

Bottom Line

All in all, this scope is simply one of the best that you will ever find. It may be second on our list, but that is only by a very small margin. Its features and functionality are almost as good as the top dog, and it comes with our heartfelt recommendation.

Best for the Money:
CVLIFE 6-24x50 AOE

CVLIFE Hunting Rifle Scope 6-24x50 AOE Red and Green Illuminated Gun Scope with Free Mount


  • Includes the CR 2032 x 1 battery that it operates on
  • Allows a wide field of view with 28 feet at a distance of 100 yards
  • Dedicated mount allows extremely easy installation for the unit
  • Great magnification of 6 - 24x
  • Objective diameter of 50mm greatly complements the ideal selected magnification


  • A little too long, making it hard to handle
  • Turrets are not as good as those provided by other alternatives
  • Specification given about the mil dots are not accurate

What Recent Buyers Report

Users did not have a lot of expectations with the CVLIFE 6-24x50 AOE, given its low price point, but they were greatly impressed when they tried it out for themselves. This not only performs as well as other more expensive alternatives but also provides a design better than a number of standard options in the same low price range.

Why it Stands Out to Us

This scope, like a number of others, provides great precision and results. What makes it different from the rest is its ideal combination of objective size and magnification power. To gain an ideal picture, this combination is of great importance, and this unit is sure to provide users the best of it.

Who Will Use This Most

Here is a scope that will allow users to experience the best of .300 WIn Mag shooting, all while ensuring that users do not have to spend a great deal of money on it. The CVLIFE 6-24x50 AOE is ideal for all beginners who are learning their way with a scope and do not wish to invest in one that is heavy, complex, and expensive.

Bottom Line

Why pay more for a good set of features when this one can provide you with them in a considerably cheaper price range. Say goodbye to your concerns of overspending and say hello to a better shooting experience that is enhanced by a high-quality product.

Best Scope for .300 Win Mag Long Range:
Sniper Brand 6-24x50mm W/Front AO Adjustment

FSI Sniper 6-24x50mm Scope W Front AO Adjustment. Red/Blue/Green mil-dot Reticle. Comes with Extended Sunshade and Heavy Duty Ring Mount


  • Heavy-duty build with extended sunshade and a ring mount
  • Comes with red, green and blue illuminated color mil-dot reticle
  • Multi-coated lenses come with scope rings for better performance
  • Designed with higher durability with a shockproof, waterproof and fog-proof build
  • ¼ MOA click value for wind and elevation adjustment allows users a greater accuracy for the users


  • Body isn’t sturdy and firm like other units
  • Not designed to perform well at night
  • Picture wasn’t as crisp and bright as one would expect

What Recent Buyers Report

Users investing in this product have claimed to be greatly satisfied with their investment as it provides them with everything they need. It not only allows them a good shooting experience, but the high build quality ensures that it won’t require frequent replacement, which makes it their favorite.

Why it Stands Out to Us

There is nothing about the Sniper Brand 6-24x50mm W/Front AO Adjustment not to love, but one feature in specific stands apart from all others -- its extended sunshade. Users that are familiar with scopes know the issue of sun glare and how annoying it can be. The extended sunshade of this scope entirely eliminates this problem. 

Who Will Use This Most

There are a great number of scopes available for .300 Win Mag, but not all are ideal to be used for long-range shooting. This, however, is not one of those. It is perfect for all users that require an ideal long shooting range from their .300 Win Mag scope. 

Bottom Line

If you find yourself interested in long-range shooting with your .300 Win Mag cartridge but are tired of looking for a scope that is compatible for use, then this is the one that will solve all your problems. Even on the sunniest of days, you will have it made in the shade.

Best Vortex Rifle Scope for .300 Win Mag:
Vortex Optics Crossfire II 6-18x44 AO SFP Dead-Hold BDC MOA

Vortex Optics Crossfire II 6-18x44 AO SFP Riflescope Dead-Hold BDC MOA


  • Features capped reset turrets that are also finger adjustable for greater efficiency
  • Durable single piece with aircraft-grade aluminum construction
  • Comes with MOA clicks that are capable of being reset to zero once the user is done sighting in
  • Constructed with an O-ring seal and nitrogen purging to make the unit waterproof as well as fog-proof
  • Equipped with long eye relief and an ultra forgiving eye box


  • Mounting it can be a little tricky
  • Elevation clicks are a little too light
  • Given bubble levels may not be true and require adjustments

What Recent Buyers Report

This scope has managed to greatly impress users with its impeccable design and outstanding functionality. Users agree that mounting it on their rifles may have taken them some time, but once they got through with it, it proved to be worth the effort.

Why it Stands Out to Us

There are a lot of reasons why the Vortex Optics Crossfire II 6-18x44 AO SFP Dead-Hold BDC MOA deserves to be on this list, but among these reasons, the one that really shines is its capped reset turrets. These are not only designed to provide a great level of accuracy but also come with a finger adjust that allows precision like no other, making it truly one of the best. 

Who Will Use This Most

This is designed by Vortex to provide users the best of a rifle scope that is equipped with all the required features. If you are looking for a scope by Vortex that serves to provide you with an enhanced shooting experience with your 300 Win Mag cartridge, then this is just the one for you. 

Bottom Line

Looking to invest in the best scope for your 300 Win Mag by Vortex? Then look no further. This unit is designed just for you. It will allow you to experience shooting on a whole other level that comes with precision and accuracy without the fear of your scope ever wearing down. In short, it has everything you want.

Best Leupold Rifle Scope for .300 Win Mag:
Leupold VX-3i 4.5-14x50mm

Leupold VX-3i 4.5-14x50mm Riflescope


  • Main tube 1 inch and extremely lightweight
  • Equipped with ¼ MOA finger click adjustments that ensure precision
  • Designed with premium grade aircraft aluminum
  • Specifically designed to reduce glare and provide a premium edge to edge image quality
  • Features a twilight max light management system that adds about 20 extra minutes of shooting light


  • Considerably more expensive than comparable alternatives
  • Elevation adjustments may be tricky
  • Turrets are not very crisp

What Recent Buyers Report

This scope is one of the very few that manages to impress almost all users with its outstanding functionality. Users have not found anything to complain about with it. They all agree that it is one of the best that they have invested in and would recommend it to others as well. 

Why it Stands Out to Us

The Leupold VX-3i 4.5-14x50mm gives users a number of incentives to invest in it, but what makes it stand out to us is its twilight max light management this system. It may not be able to provide you a great low light functionality, but when the night starts to set in, it can really increase your shooting time by up to 20 minutes. 

Who Will Use This Most

This is designed to provide great functioning with a number of different firearms. But the compatibility that it provides with a Leopold rifle is simply unmatched. Users who own a Leupold rifle and wish to invest in a scope that works the best with it will surely find this to be optimal. It has everything that you want and a lot more. 

Bottom Line

The final word on this scope is that it is the absolute best when it comes to Leupold rifles. The functionality that it provides with these rifles is like none other. Investing in this will prove to be worth the amount spent, and you will surely not be disappointed with the impeccable design that it comes with. 

Best Hunting Scope for .300 Win Mag:
Nikon Buckmasters II, 4-12x40mm, BDC

Nikon Buckmasters II, 4-12x40mm, BDC, Rifle Scope


  • Anti-reflective coatings ensure the clarity of the scene before the users
  • Designed to provide users with a generous as well as consistent eye relief
  • Fully multi-coated optical system that allows a vivid and crisp image
  • Features the Nikon BDC Reticle that allows the classic dead-on hold at longer ranges
  • Precise ¼ inch hand turns at 100-yard adjustments ensure a greater level of accuracy


  • Mounting it may be tricky
  • More expensive compared to other alternatives
  • Lacks an adjustable parallax for a better experience

What Recent Buyers Report

This excellent scope has proven to be one of the best investments that hunters have made for their 300 Win Mag. Users have claimed in their reviews that it is designed with the precision and accuracy that they had been looking for in all their previous scopes but never found until now. 

Why it Stands Out to Us

There's everything in this scope that a hunter could ask for, but one special feature that makes it special is the consistent eye relief that it provides. Shooting is an activity that can go on for long stretches and requires instruments and accessories that can provide users with comfort and convenient use; that is exactly what this scope does. 

Who Will Use This Most

Hunting is an activity that requires you to be concealed from your prey, and at a certain distance. Shooting over certain ranges is possible only with a good scope, and if you're looking for one for your 300 Win Mag to take on your next hunting trip, then this unit is the one that was made for you. 

Bottom Line

If you're going hunting, a scope is a must-have with your hunting gear, and this one is the very best for that purpose. It will not only serve to add to your hunting experience but will also improve your chances of having a successful hunt, with guaranteed precision that you won't get to experience with any other. 

Best Nightforce Scope for .300 Win Mag:
Nightforce Optics 12-42x56mm Benchrest

Nightforce Optics 12-42x56mm BR Benchrest Series Rifle Scope, Matte Black Finish with Illuminated NP-R2 Reticle, .125 MOA Adjustments, Adjustable Objective.


  • Comes with a complete instruction manual to help beginners 
  • Features scope lens cover and cloth to keep your lens clean and protected
  • Designed not only long shooting range but also for an ultra-long shooting range
  • Target turrets are designed with calibrations of 0.124 MOA and can be reindexed
  • Adjustable objective allows users to adjust and remove parallax from 25 yards up to infinity


  • Mounting may prove to be troublesome 
  • Considerably more expensive than other standard scopes 
  • Body may not be very sturdy

What Recent Buyers Report

If you were to hear what the users say about the Nightforce Optics 12-42x56mm Benchrest, you'd be convinced that it's the absolute best. Those who have used it for themselves have been extremely impressed by its accuracy and design. It has proven to be more functional than other units that users have previously used, making it their go-to scope. 

Why it Stands Out to Us

There is a lot about this unit that makes users realize that it is different from standard scopes. What really makes it deserve a place on this list is the lens cover and the cleaning cloth that comes with it. These are very basic features, but also very important ones that are crucial for the optimal functionality of your scope. 

Who Will Use This Most

This has been designed by Nightforce specifically for users who aim for the perfect shot on a long-range every time they shoot. If you, too, aim to invest in a scope that allows you such precision and accuracy, then your best bet is this unit by Nightforce. This is not only one of the best by Nightforce, but also one of the best available on the market. 

Bottom Line

This unit may be the last one on our list, but it is definitely not the least. It provides users with a great deal of features that standard alternatives  lack. It is designed to provide not only great efficiency but also a great design that allows higher precision.

Benefits of Investing in a Quality .300 Win Mag Scope

Investing in a quality .300 Win Mag may cost users a considerable amount of money, and this initial investment may make users wonder if they really need to invest in such an accessory. If you, too, have been wondering if you really need a .300 Win Mag Scope, here are a few advantages that you will get out of investing a high-quality option:


One of the greatest advantages that a top-notch scope will give you overall other alternatives is extreme precision. A high-end scope is designed to ensure the utmost level of precision that will allow you to take accurate shots every time.

Better Experience

High-quality products are always designed to provide users with a better experience, and a good quality .300 Win Mag scope is no different. It ensures that you make the best out of your shooting session and enjoy it to the fullest, more than you could without this outstanding product.


A scope that is designed with better quality will always provide you with greater convenience as well as more comfort. In the case of a .300 Win Mag Scope, this convenience is provided in terms of easy mounting and eye relief that are provided for convenient and comfortable use.

What Do I Need To Know Before Buying

A casual consideration of the important aspects may not be sufficient when investing in a rifle scope. There are a few other things that one needs to keep in mind before investing in a product. These factors may not directly impact the performance of the product you choose, but have a great impact on your satisfaction with your purchase.


You can look through a number of options, but considering those that are beyond your budget will only end with you wasting a great amount of time and potentially spending more money than you intended to. It is, therefore, important that you keep in mind the money you are willing to spend and select the best option that you can afford.

Lens Quality

The quality of the lens is of great importance since this is the main component of the scope. It should not only be of great quality to allow durability but should also provide sufficient features like waterproofing and fog-proofing for better use in all sorts of harsh conditions.


A number of rifle scopes may look really good to you, given all the features that they provide, but that doesn’t mean these rifle scopes are the best ones for you. If they are not compatible with your rifle, then these may not be for you. It is important to consider the compatibility of your weapon with the scope that you are considering.


If you want the best of shooting experience with your .300 Win Mag, one that allows the perfect combination of precision, accuracy, and clarity, then you need to invest in a good quality scope. With the important aspects mentioned above, you may be able to pick an option that is perfect for you and enjoy an enhanced experience with your rifle.

People Also Ask

Utilizing a rifle and its cartridges require a functional understanding of the basics. In order to ensure that you get to experience the best of your .300 Win Mag, here are a few questions that users frequently ask regarding them:

What is the Effective Range of a .300 Win Mag?

When we speak of the effective range, one provided by a .300 Win Mag is of 300 yards, but that is before it needs to be held over in order to compensate for the bullet drop. When we notice the flat trajectory of the .300 Win Mag, skilled users can aim and shoot up to 1000 yards away.

Is a .300 Win Mag Too Big for Deer?

A .300 Win Mag is a very heavy and outclass unit that is used for greater purposes. It may prove to be too much for a deer, but if you do intend to shoot with it, ensure that you do not shoot on full power, and shoot with a heavier bullet that won’t tear through the meat.

How Far Does a .300 Win Mag Drop at 1000 Yards?

One of the best features of a .300 Win Mag is the drop that it allows for users at 1000 yards. The results provided in this case are better than any other. At 1000 yards, users can experience an extra 20 inches of drop and further 10 inches drift when the crosswind is at 10 mph.

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