10 Best Ar 15 Scopes 2025 in the United States

The Vortex Optics Crossfire II 3-9x40 Riflescope is a versatile option for AR-15 users, especially for hunting at various ranges. Its magnification range of 3-9x provides flexibility for both close and mid-range shooting, while the 40mm objective lens allows for a good amount of light transmission, ensuring clear and bright images. The Dead-Hold BDC reticle is particularly useful for estimating holdovers, making it easier to hit your target at different distances. This is advantageous for users who need to make accurate shots without extensive adjustments on the fly.

The scope's long eye relief and the ultra-forgiving eye box enhance user comfort by enabling quick target acquisition and a clear sight picture. The fast-focus eyepiece further aids in quickly getting the reticle into sharp focus, which can be crucial in hunting scenarios. Constructed from aircraft-grade aluminum, the Crossfire II is both strong and shockproof, and its O-ring sealing and nitrogen purging ensure it is waterproof and fogproof, making it reliable in various weather conditions.

One potential drawback is that, while the scope includes lens covers and a lens cloth, it may not come with a mounting system, so users might need to purchase a cantilever mount separately. Weighing 16 ounces, it is relatively lightweight, which is a boon for maintaining the balance of the rifle. The unlimited, unconditional, lifetime VIP Warranty offered by Vortex adds significant value, providing peace of mind against defects or damage (though it does not cover loss or cosmetic damage). This model is highly recommended for AR-15 owners looking for a reliable and versatile scope that performs well under various conditions.

The Vortex Optics Crossfire 2 3-9x50mm Riflescope is a solid choice for AR-15 enthusiasts, especially those who enjoy hunting. Its magnification range of 3x to 9x offers versatility for different shooting distances, making it suitable for various hunting scenarios. The 50mm objective lens diameter ensures a good amount of light transmission, which is beneficial in low-light conditions, although it may add some weight and bulkiness to your setup.

One standout feature is the Dead-Hold BDC reticle, which helps shooters estimate holdover at different ranges, reducing guesswork in the field. The long eye relief of 3.8 inches, along with an ultra-forgiving eye box, provides comfort and quick target acquisition, which is crucial in dynamic hunting situations. The scope's construction is durable, thanks to the aircraft-grade aluminum single-piece tube that ensures both strength and shock resistance. Additionally, its full waterproof and fogproof performance due to O-ring sealing and nitrogen purging makes it reliable in various weather conditions.

However, the field of view may be somewhat limited, especially at higher magnifications, which is a consideration if you need to track moving targets quickly. The turrets are basic and might require some getting used to for precise adjustments during shooting. Weighing 18 ounces, it's relatively lightweight for its size, which helps in maintaining the balance of your rifle. The anti-reflective, fully multi-coated lenses enhance clarity and brightness, crucial for identifying targets clearly. The Crossfire 2 is backed by Vortex's impressive lifetime warranty, providing peace of mind against defects and damage, making it an appealing option for both novice and experienced shooters who value durability and clear optics.

The SIG SAUER Tango-MSR LPVO 1-6X24mm scope is tailored for tactical and hunting use. With a magnification range from 1x to 6x, it offers versatility for close to mid-range shooting. The 24mm objective lens ensures a compact design while still providing ample light transmission, thanks to the low dispersion glass which enhances optical clarity.

The illuminated MSR BDC-6 reticle is a standout feature, offering 11 brightness levels to accommodate various lighting conditions, making target acquisition easier. As a second focal plane scope, the reticle size remains constant across magnification levels, which is beneficial for consistent targeting but might require adjustments for long-range precision shooting.

The robust aluminum construction renders it durable, and its waterproof and fog-proof features, along with nitrogen-purged optics, ensure reliable performance in adverse weather conditions. The precise adjustments made possible by the turrets and the factory-installed flip-back lens covers add convenience. The scope might be on the heavier side at 2 pounds, which could affect its portability for some users. Additionally, the lack of night vision limits its use in low-light conditions beyond the brightness settings. It is an excellent option for those seeking a dependable and clear optic for their AR-15, especially for daylight and moderately low-light scenarios.