10 Best sniper AR 15 scopes 2026 in the United States

The Trijicon 4x32mm ACOG is a solid choice for an AR-15 sniper scope, especially if you're looking for reliability in tough conditions. It offers a fixed 4x magnification with a 32mm objective lens, which provides a clear and bright image, good for mid-range shooting. One standout feature is its dual illumination system that doesn’t rely on batteries; it uses tritium and fiber optics to automatically adjust reticle brightness based on light conditions. This means you’ll have a clear green crosshair reticle in various lighting, including low light or night vision use, without worrying about battery life.

The scope is built tough with aircraft-grade aluminum and a special flat dark earth finish that resists wear and tear — making it highly durable for field use. It also supports the “both eyes open” shooting style, which can help with faster target acquisition in close-quarter situations. The package includes backup iron sights and a mounted red dot sight for versatility. Eye relief is comfortable at about 38mm, helping to prevent recoil injury and maintain a solid shooting position.

This scope is well-suited for shooters who want a rugged, easy-to-use optic with consistent illumination and decent mid-range precision. Shooters seeking extensive adjustment options for long-range precision may want to explore other scopes designed for that purpose.

The Leupold VX-5HD 3-15x44 riflescope is a versatile optic well-suited for AR-15 users looking for a reliable scope with a wide magnification range. Its 3-15x zoom allows for both close and longer-range shots, making it flexible for various shooting scenarios. The 44mm objective lens is a good size for gathering light, offering bright and clear images without being too bulky. One standout feature is the HTMR reticle combined with the CDS-ZL2 turret system, which lets you dial precise bullet drops and lock the settings to avoid accidental movement—a huge plus for maintaining accuracy in the field.

The side focus parallax adjustment lets you quickly fine-tune your view, reducing blur at different distances, which is particularly helpful for long-range shooting. Eye relief is comfortable, helping to protect your eyes from recoil while maintaining a solid sight picture. The hydrophobic lens coating keeps the glass clear by repelling water and dirt, so you spend less time cleaning and more time shooting. Made from durable aluminum and built to be waterproof, fogproof, and shockproof, this scope can handle tough outdoor conditions.

The 30mm tube diameter is slightly smaller than the more common 30-34mm tubes, which might limit mounting options for some users. While the scope offers excellent clarity, it is not designed for night vision compatibility. Its price point reflects its premium features and includes a lifetime guarantee from Leupold, providing added peace of mind. This scope suits hunters and tactical shooters seeking precision and dependable performance without overcomplicating their gear.

The Nightforce Competition 15-55x52mm scope is a high-quality optic designed for serious precision shooters and long-range AR-15 users. Its wide magnification range from 15x to 55x allows for detailed target acquisition at varying distances, which is crucial for sniper-style shooting. The 52mm objective lens size balances light gathering for clear images with manageable size and weight (about 28 ounces), though it is somewhat heavier than simpler scopes, reflecting its robust aluminum construction and advanced optical components. The scope uses ED glass to enhance color contrast and resolution, providing sharp and bright visuals across the entire zoom range.

A key feature is the FCR-1 reticle, a second focal plane design optimized for clarity and precision without cluttering the view, making it well-suited for competitive and tactical shooting. The turrets allow very fine 0.125 MOA windage and elevation adjustments with a ZeroStop feature, enabling fast and repeatable zeroing—important for consistent shot placement. Parallax adjustment is side-mounted and covers distances from 25 yards to infinity, ensuring that shooters can eliminate reticle distortion at both close and extreme ranges.

While the scope excels in optical quality and precise controls, its weight and size might be more than needed for casual shooters or those wanting a lighter setup. It also lacks illumination in the reticle, which can be a downside in low-light conditions. This scope is ideal for competitive marksmen or serious hunters who demand reliable, repeatable performance and excellent clarity for long-range AR-15 shooting.