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10 Best Vortex Scope For Ar10 2025 in the United States

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Our Top Picks

#1

Winner

Vortex Optics Crossfire II 4-12x50 AO, Second Focal Plane Riflescope - Dead-Hold BDC Reticle (MOA)

Rating
9.9
Chosen by1,499
Magnification
Reticle Type
Turret Adjustments

Most important from
12776 reviews

Magnification
For those shooting varmints or targets up to 500 yards, the 4-12x40 AO is highly recommended for its clarity and usability.
Reticle Type
The glass is generally clearer and the reticle is crisp, providing a quality optic experience.
Turret Adjustments
Adjustments are accurate and consistent, although some users would prefer a crisper, audible click for windage and elevation.
Eye Relief
Great eye relief of about 4 inches and minimal scope black eye ring, providing a full image at both low and high power.
Durability and Weather Resistance
Clear view with next to no darkness, ensuring a bright and vivid sight picture.

The Vortex Optics Crossfire II 4-12x50 AO riflescope is a solid choice for an AR-10, especially suited for hunting. It offers a versatile magnification range from 4x to 12x, which is great for both medium and long-range shooting. The 50mm objective lens ensures you get bright and clear images, even in lower light conditions, thanks to its fully multi-coated, anti-reflective lenses. The Dead-Hold BDC reticle is particularly helpful for estimating holdover at varying distances, making it easier to hit your target accurately.

Adjusting the scope is straightforward with capped reset turrets that provide clear MOA clicks and can be reset to zero after sighting in. The adjustable objective feature helps you fine-tune the focus and remove parallax for a sharper view. The scope is built tough with a single-piece aircraft-grade aluminum tube, ensuring durability and shockproof performance. It’s also waterproof and fogproof due to its O-ring seals and nitrogen purging, so it can withstand harsh weather conditions.

The long eye relief of 3.9 inches and an ultra-forgiving eye box make target acquisition quick and comfortable. One downside to consider is that the scope is on the heavier side, weighing in at 2 pounds, which might add noticeable weight to your rifle. Additionally, it does not have night vision capabilities. The lifetime VIP warranty is a significant plus, offering peace of mind with its promise to repair or replace the scope if it becomes damaged or defective.

Rating
9.9
Chosen by1,499
Magnification
Reticle Type
Turret Adjustments

Most important from
12776 reviews

Magnification
For those shooting varmints or targets up to 500 yards, the 4-12x40 AO is highly recommended for its clarity and usability.
Reticle Type
The glass is generally clearer and the reticle is crisp, providing a quality optic experience.
Turret Adjustments
Adjustments are accurate and consistent, although some users would prefer a crisper, audible click for windage and elevation.
Eye Relief
Great eye relief of about 4 inches and minimal scope black eye ring, providing a full image at both low and high power.
Durability and Weather Resistance
Clear view with next to no darkness, ensuring a bright and vivid sight picture.
#2

Vortex Optics CF2-31015 Vortex Crossfire 2 4-12x44 Riflescope Deadhold BDC MOA , Black

Rating
9.8
Magnification
Turret Adjustments
Durability and Weather Resistance

Most important from
12776 reviews

Magnification
Delivers exceptional clarity on par with premium brands, ensuring sharp and bright images in varied conditions.
Turret Adjustments
Offers excellent windage and elevation adjustments that are intuitive and hassle-free for quick target acquisition.
Durability and Weather Resistance
Maintains zero flawlessly even after several hundred rounds, proving its reliability and ruggedness.

The Vortex Crossfire 2 4-12x44 riflescope is a strong contender for anyone looking to enhance their AR-10 rifle, particularly for hunting. It offers a versatile magnification range from 4x to 12x, which allows you to zoom in on targets at various distances comfortably. The 44mm objective lens is large enough to gather plenty of light, providing bright and clear images even in lower light conditions like dawn or dusk. Its Dead-Hold BDC reticle is designed to help with holdover adjustment without guessing, which is very useful for hunters dealing with different ranges.

Eye relief is generous at about 115mm, making it easier to get a full sight picture quickly without straining your eye, and the eyepiece focuses fast to keep the reticle sharp. Durability is a strong point too; the scope is built from aircraft-grade aluminum, making it shockproof and tough enough to handle rough outdoor use. Plus, it’s sealed against water and fog, so it won’t let weather conditions affect your shot. Although it does not support night vision, and turret adjustments may not satisfy advanced shooters seeking precise customization, the scope offers solid performance for most users. The weight is moderate at 17.2 ounces, which some might find a bit heavy for extended carry.

The included lifetime warranty is a valuable feature, providing peace of mind for long-term use. This scope is well-suited for hunters and shooters who want a reliable, clear, and robust optic for mid to long-range shooting without overly complex features.

Rating
9.8
Magnification
Turret Adjustments
Durability and Weather Resistance

Most important from
12776 reviews

Magnification
Delivers exceptional clarity on par with premium brands, ensuring sharp and bright images in varied conditions.
Turret Adjustments
Offers excellent windage and elevation adjustments that are intuitive and hassle-free for quick target acquisition.
Durability and Weather Resistance
Maintains zero flawlessly even after several hundred rounds, proving its reliability and ruggedness.
#3

Vortex Optics Crossfire II Dead Hold BDC Reticle Riflescope, 3-9x40, Black (CF2-31007)

Rating
9.7
Magnification
Objective Lens Diameter
Reticle Type

Most important from
12776 reviews

Magnification
You get a full image at both low and high power with this scope.
Objective Lens Diameter
Clear view with next to no darkness at all; the scope is nice and bright.
Reticle Type
The glass is generally clearer, and the reticle is crisp, making it feel like a quality optic.
Turret Adjustments
Adjustments are accurate and consistent, essential for a hunting rifle that will suffer abuse in the field.
Eye Relief
Great eye relief of about 4 inches and very minimal scope black eye ring in your sight picture.

The Vortex Optics Crossfire II Dead Hold BDC Reticle Riflescope (3-9x40) is a versatile and reliable option for AR-10 rifles. A key highlight is its magnification range of 3x to 9x, which provides flexibility for various hunting scenarios and target distances. The 40mm objective lens diameter enhances light transmission, contributing to bright and clear images, which is further supported by the anti-reflective, fully multi-coated lenses.

Its Dead-Hold BDC reticle is particularly useful for hunters needing to estimate holdover at different ranges. The scope's long eye relief and forgiving eye box make it easy to quickly acquire targets, and the fast focus eyepiece ensures the reticle can be easily focused to suit your needs. Constructed from aircraft-grade aluminum, this riflescope is both durable and shockproof.

Additionally, it is O-ring sealed and nitrogen purged to ensure waterproof and fogproof performance, making it suitable for various weather conditions. The Vortex Crossfire II is backed by an unlimited, unconditional lifetime warranty, offering peace of mind with its generous protection plan. However, it does not provide night vision capabilities, which could be a limitation for those needing low-light performance. At 16 ounces, it is relatively lightweight, but may not suit everyone depending on their weight preference for scopes. This riflescope is a dependable choice for AR-10 users who prioritize clarity, durability, and flexibility in their riflescope.

Rating
9.7
Magnification
Objective Lens Diameter
Reticle Type

Most important from
12776 reviews

Magnification
You get a full image at both low and high power with this scope.
Objective Lens Diameter
Clear view with next to no darkness at all; the scope is nice and bright.
Reticle Type
The glass is generally clearer, and the reticle is crisp, making it feel like a quality optic.
Turret Adjustments
Adjustments are accurate and consistent, essential for a hunting rifle that will suffer abuse in the field.
Eye Relief
Great eye relief of about 4 inches and very minimal scope black eye ring in your sight picture.

Buying Guide for the Best Vortex Scope For Ar10

Choosing the right vortex scope for your AR-10 can significantly enhance your shooting experience, whether you're into hunting, target shooting, or tactical applications. The key is to understand the various specifications and how they align with your specific needs. Here are the main specs to consider when selecting a vortex scope for your AR-10, along with explanations to help you make an informed decision.
MagnificationMagnification refers to how much closer the target appears through the scope compared to the naked eye. This is important because it determines how well you can see and aim at distant targets. Lower magnification (1-4x) is suitable for close to mid-range shooting and offers a wider field of view, making it easier to track moving targets. Medium magnification (5-9x) is ideal for mid-range shooting, providing a balance between field of view and target detail. Higher magnification (10x and above) is best for long-range shooting, allowing you to see fine details at great distances. Choose the magnification based on the typical range of your shooting activities.
Objective Lens DiameterThe objective lens diameter is the size of the front lens of the scope, measured in millimeters. This spec is important because it affects the amount of light that enters the scope, impacting image brightness and clarity. Smaller diameters (20-32mm) are lighter and more compact, suitable for low to mid-range shooting. Medium diameters (33-44mm) offer a good balance of light transmission and size, ideal for versatile shooting conditions. Larger diameters (45mm and above) provide maximum light transmission for clearer images in low-light conditions, perfect for long-range or low-light shooting. Choose based on your typical shooting environment and the importance of image brightness.
Reticle TypeThe reticle is the crosshair or aiming point you see when looking through the scope. Different reticle types serve different purposes. Simple crosshairs are great for general shooting and hunting. BDC (Bullet Drop Compensator) reticles help you adjust for bullet drop over long distances, ideal for long-range shooting. Illuminated reticles are useful in low-light conditions, providing better visibility of the aiming point. Choose a reticle type that matches your shooting style and the conditions you typically shoot in.
Turret AdjustmentsTurret adjustments refer to the knobs on the scope that allow you to adjust the point of aim for windage (left/right) and elevation (up/down). This is crucial for precision shooting, as it helps you zero in on your target. There are two main types: capped turrets, which are protected and less likely to be accidentally moved, suitable for hunting and general use; and exposed turrets, which are easier to adjust on the fly, ideal for tactical and long-range shooting. Choose based on how often you need to make adjustments and the level of precision required.
Eye ReliefEye relief is the distance between your eye and the scope at which you can see the full image. This is important for comfort and safety, especially with the recoil of an AR-10. Short eye relief (less than 3 inches) can be uncomfortable and risky with high-recoil rifles. Medium eye relief (3-4 inches) offers a good balance of comfort and safety for most shooters. Long eye relief (4 inches and above) provides maximum comfort and safety, especially important for high-recoil situations. Choose based on your comfort level and the recoil of your rifle.
Durability and Weather ResistanceDurability and weather resistance refer to the scope's ability to withstand harsh conditions and rough handling. This is important for ensuring the longevity and reliability of your scope. Look for scopes that are shockproof, waterproof, and fog-proof. These features ensure that the scope can handle the recoil of an AR-10 and perform well in various weather conditions. Choose based on the environments you typically shoot in and the level of durability you require.

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