Similarities: The Vanguard and Bushnell both have 10x magnification and 42mm objective lens. The build quality of both Nikons is better than the Bushnell but they have no further advantages.
Money can buy way better, but those also costs thousands of dollars. The Prostaff is cheaper than the Monarch but it also has inferior build quality. The only eyes that have to be impressed or satisfied with your binocular are yours. Leica 10×42 Geovid HD-B Review. Bushnells patented water-repellent RainGuard HD lens coating keeps the lenses fog-proof to deliver clear, bright views. The Viper HD binoculars have an advanced high density optical system with enhanced anti-reflective lens coating for stunning image quality and top tier light transmission. For the price, these are one of the better options.
Nikon ED glass units (Nikon 8 x 42 EDG) run $1900 street price, weigh 28.6 ounces, and still have a somewhat inferior field of view compared to these Bushnell units at 403 ft. @ 100 yards. With low light performance that rivals even the most respected optics brands, this binocular features ED Prime glass, PC3 phase and dielectric coated BaK 4 prisms, Ultrawide Band anti-reflective coatings, and Bushnell's exclusive EXO Barrier technology. Hence my feeling about the Monarch 5. Unlike binoculars that have different sized objective lenses (eg 10x42 vs 10x50), the disparity in the size and weight between an 8x42mm and 10x42mm binocular is extremely minimal and really not worth worrying about. Indeed most brands will list their 8x42 and 10x42 models within the same series as having identical size and weights. Top 10 Best Hunting Binoculars with Reviews and Guide ,Bushnell Legend Ultra Hd 8X42 Review, Vortex Optics Viper HD 10×42 Review. The Bushnell Ultra HD 10×42 is clearly optically superior to both Nikon models. Compare Steiner 10x42 Predator Binocular vs Nikon 10x42 Monarch 5 Binocular Black vs Bushnell 10x42 Legend Ultra HD Binocular Black vs Steiner 10x42 Tactical Binocular I own both the Vanguard Endeavor ED 10x42 and the Bushnell Legend Ultra HD 10x42, and am able to provide a direct comparison between these two very similar binoculars. Bushnell 10x42 Legend E-Series Binoculars (Black) These rugged binoculars feature a lightweight magnesium chassis and are equipped with fully multi-coated optics for outstanding light transmission. The Legend Ultra HD has a wider fov, but I have no idea how important that is to you. Overall Thoughts on The Swarovski Binoculars for Hunting.
The 10X42 in the Forge binocular line defines clarity.