Armasight Contractor 640 4.8-19.2x75 vs N-Vision Optics HALO-X35

The Armasight Contractor 640 4.8-19.2x75 and N-Vision Optics HALO-X35 are both popular choices in the thermal rifle scope category, commonly used for predator hunting, hog control, and long-range target acquisition. This is a Armasight vs N-Vision matchup, two brands with distinct approaches to thermal rifle scope design. Below we break down the key specs, features, and real-world differences to help you decide which one fits your needs and budget.