10 Best AR 15 scopes 2026 in the United States

The ATN Thor 5 LRF is a high-tech thermal scope designed to enhance shooting performance in low visibility conditions such as night or fog. It features a 4-16x magnification range suitable for various distances, and a 320x240 sensor resolution paired with a bright OLED display provides clear, detailed images with rich colors, making target spotting easier in any light. The built-in laser rangefinder (LRF) allows quick distance measurement to targets, improving shooting accuracy.

A notable feature is the advanced ballistic calculator that automatically adjusts aiming points based on environmental data, helping shooters achieve more precise shots without manual calculations. Users can customize and share reticles, adding both functionality and personalization. The scope also records HD video of hunts for later review or sharing.

However, the scope weighs over 2 pounds and is larger than typical AR-15 scopes, which may affect balance and handling on lighter rifles. The price and technical complexity might exceed the needs of casual shooters, and export restrictions limit its availability. For serious users focused on thermal imaging and precision shooting with an AR-15, the Thor 5 LRF provides advanced capabilities, while newcomers or budget-conscious users might find it more than necessary.

The Vortex Optics Venom 3-15x44 First Focal Plane Riflescope is designed for those looking to enhance their long-distance shooting capabilities. This scope offers a magnification range of 3x to 15x, allowing for versatility in various shooting scenarios. The 44mm objective lens combined with the XD Optical System ensures clear and sharp images with reduced chromatic aberration, making it suitable for low-light conditions as well. The EBR-7C reticle is a standout feature, providing accurate measurements throughout the magnification range, which is crucial for precise targeting and ranging.

The eye relief of 3.7 inches ensures comfortable viewing, minimizing strain during prolonged use. The field of view is 8.4 feet, which is reasonable for its class, providing a good balance between target acquisition and situational awareness. The scope's turrets are user-friendly, with capped windage and exposed elevation turrets that offer quick adjustments while maintaining precision. The RevStop Zero System is a significant advantage, allowing for a fast and reliable return to zero, which is essential for consistent shooting performance. Durability is another strong point, with a shockproof aluminum tube and an Armortek coating that protects the lenses from scratches and oil. Additionally, the scope is nitrogen-purged, ensuring waterproof and fogproof performance, which adds to its reliability in various environmental conditions.

However, it's worth noting that the scope does not have night vision capabilities, which might be a limitation for some users. At 1.8 pounds, it is relatively lightweight, making it a good match for most rifles without adding excessive weight. The Vortex Venom is also backed by a robust lifetime warranty, providing peace of mind for users concerned about long-term durability and performance. This riflescope is a solid choice for hunting and long-distance shooting, offering a good mix of features, durability, and ease of use.

The ATN X-Sight 5 LRF is a digital smart scope designed for AR-15 rifles, offering a wide magnification range from 3x to 15x, which is versatile for both close and medium-range shooting. Its ultra HD 4K+ resolution delivers very clear images with vivid colors, making target identification easier during the day. One standout feature is its enhanced night vision mode, allowing you to see clearly in low light without extra equipment, which is great for hunting in dawn or dusk conditions. The scope includes multiple reticle options, so you can choose what best suits your shooting style. It also boasts a ballistic calculator built-in, which helps adjust for bullet drop and wind, potentially improving accuracy without manual calculations.

The eye relief and field of view are reasonable for this magnification range, but keep in mind it weighs 2.1 pounds, which is a bit heavier than typical AR-15 scopes, so it might affect the rifle's balance. Turrets and adjustments are digital and controlled through the device’s interface, which may appeal to users comfortable with technology but could be less intuitive for those who prefer traditional manual knobs. Additional features like video recording in 4K, Wi-Fi connectivity, and recoil-activated slow-motion video are unique perks, especially for users who want to capture their shooting sessions or stream live.

These smart features can also draw more battery power, though the scope offers a solid 14+ hours of use on a full charge. If you want a high-tech scope with day and night capabilities and integrated technology for hunting and shooting, this scope fits well. However, if you prefer a lightweight, straightforward scope with manual controls, this model might feel more complex and heavier than necessary.