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christos nicolaou

Alyssa A.
Creating experiences, one adventure at a time


Leupold BX-4 Pro Guide HD 10x42mm

Hunting is a demanding hobby that requires discipline, the right skills, and the appropriate tools. Needless to say, having the skills would not suffice without the right equipment, such as a great pair of binoculars.

When selecting hunting binoculars, it pays to be picky and to consider your tools a worthwhile investment and not a mere expense. Many factors come into play, such as lens coatings, prism technologies, focus systems, magnification, objective lens diameter, chassis construction, the field of view, eye relief, among others.

Leupold & Stevens is one of the leaders in the tactical gear industry, and its binoculars have been tried and tested through time. A specific product that has won the hearts of many hunters is the Leupold BX-4 Pro Guide HD 10x42mm. Let’s dive in and discover why!

Our Overall Review

We have thoroughly tested - and read reviews from other experts and users. In summary, this is what we think:


Reasons to buy

  • Exceptional low-light performance
  • Superior edge-to-edge clarity
  • Improved light transmission with advanced exterior lens coating
  • Reliable, long-lasting durability with maintenance-free, hydrophobic lens coating
  • Uncompromised image quality in both tight and wide-open spaces
  • Ergonomically designed central focus system with a tactile wheel
  • Lightweight and slim profile

Reasons NOT to buy

  • Poor quality lens caps that do not fit snugly


Hunters have intricate needs, which Leupold & Stevens strives to meet with its commitment to innovation. In response to these needs, it has developed an array of binoculars with advanced technologies, such as the Leupold BX-4 Pro Guide HD 10x42mm.

These binoculars come with the Elite Optical system, which eliminates glare in harsh light to deliver optimal edge-to-edge clarity and impressive low-light performance. Meanwhile, exterior lens surfaces are integrated with ion-assist coating technology, DiamondCoat 2, which enhances light transmission. The roof prisms have phase-correction coating, which also improves light transmission. These technologies, when combined, deliver impeccable brightness, clarity, resolution, and sharpness that meet your needs when hunting.

The Leupold BX-4 Pro Guide HD 10x42mm has a rugged construction, enabling it to take every beating. Moreover, it has a user-friendly central focus knob, which rarely comes with many mid-range binoculars but is really essential in hunting.

The open bridge, roof prism design gives these binoculars an ergonomic and lightweight profile. They also have a slim yet heavy-duty body with oversized eyepieces, which make them perfect for all-day use in any terrain without causing eye strain.

Now, these are only some features that hunters love about the Leupold BX-4 Pro Guide HD 10x42mm. In this in-depth guide, we will learn more about it and what it can do for you as you track wild game. Let’s dive in!

See the complete list of the best Binoculars here!

Leupold BX-4 Pro Guide HD 10x42mm Overview

Leupold BX-4 Pro Guide HD 10x42mm: Key Specifications

  • Product Weight: 24 oz.
  • Linear Field of View at 1,000 yds.: 326’
  • Angular Field of View: 6.2 degrees
  • Eye Relief: 16 mm
  • Exit Pupil: 4.2 mm
  • Close Focus Distance: 7.5’
  • Elite Optical System
  • DiamondCoat 2
  • Fully Multi-Coated Optics
  • Guard-Ion
  • Twist-Up Eyecups

Where to Buy:

Image Quality

The Leupold BX-4 Pro Guide HD 10x42mm is known for its exceptional light transmission that delivers superior image quality even in low light conditions, thanks to the Elite Optical system. This premium Leupold & Stevens technology effectively reduces glare in harsh light, resulting in excellent edge-to-edge clarity and resolution that meets hunters’ needs from dawn to dusk.

Helping improve light transmission is DiamondCoat 2, an ion-assist lens coating technology applied to exterior lens surfaces. With this exterior lens coating, these binoculars offer impeccable brightness and contrast. They also come with a fully multi-coated lens system, ensuring true color reproduction.

For maintenance-free, crisp images no matter the external challenges, the Leupold BX-4 Pro Guide HD 10x42mm has guard-ion, a hydrophobic lens coating protecting the optics from dirt, water, and other contaminants. This coating technology does not only optimize image quality but also contributes to long-lasting durability.

Meanwhile, the roof prisms have phase-correction coating to prevent any interference in light transmission. This coating further enhances sharpness and allows you to view the entire field of view with reliable edge-to-edge clarity.

With a field of view of 326’ at 1,000 yds., the Leupold BX-4 Pro Guide HD 10x42mm lets you perceive even the tightest areas without difficulties. On the other hand, the 10x magnification performs well in wide-open spaces. The powerful combination of these features makes it a dependable companion in every environment, especially for hunters with varying needs.

Leupold BX-4 Pro Guide HD 10x42mm Image Quality

Construction Quality

These binoculars are engineered to last a long time and withstand every beating. They are housed in a chassis coated with rubber armor, which protects them from harsh conditions. For convenient handling that you can count on even when conditions are far from ideal, this coating has an easy yet non-slip grip.

The Leupold BX-4 Pro Guide HD 10x42mm comes with a central focus system. Unlike many central focus knobs, its central focus knob is tactile and user-friendly. The knob easily turns and has the right amount of resistance, allowing you to achieve a precise focus without a hitch. More importantly, it has a large design, so you can turn it conveniently even when wearing gloves.

Leupold & Stevens takes pride in its advanced fogproof and waterproof technologies, so these binoculars can deliver even when exposed to extreme weather conditions or sudden changes in elevation and atmospheric temperature. They will remain free from moisture, guaranteeing an undisrupted viewing experience regardless of the terrain.

Leupold BX-4 Pro Guide HD 10x42mm Construction Quality

Ergonomics and Comfort

One of the distinct characteristics of the Leupold BX-4 Pro Guide HD 10x42mm is its open bridge, roof prism design. This cutting-edge design and its slim body construction make it lightweight, ergonomic, and easy to use. It only weighs 24 oz., which is pretty light for a powerful pair of 10×42 binoculars.

Nonetheless, if you need a more stable glassing experience, these binoculars are made with a built-in ¼-20 rotatable tripod adapter port. You can easily mount them on a compatible tripod, which is really helpful during long periods of use.

Designed to meet your needs during prolonged hours, the Leupold BX-4 Pro Guide HD 10x42mm has oversized eyepieces. The increased contact areas keep you comfortable all day long, on top of a generous eye relief that works best even for eyeglass wearers. The twist-up eyecups also provide additional comfort. These eyecups are removable and replaceable, letting you replace them if they get damaged even while in the field.

These binoculars come with a complete Pro Gear package, including a GO Afield shoulder strap, lens covers, lens cloth, and binocular case. With these accessories, you can confidently and conveniently carry your binoculars wherever you go.

Leupold BX-4 Pro Guide HD 10x42mm Accessories

The Good

If there is one thing that the Leupold BX-4 Pro Guide HD 10x42mm is mostly famous for, it is its exceptional low-light performance with superior edge-to-edge clarity. With the Elite Optical system, it is undeniably an excellent companion for all-day hunting from dawn until dusk. This technology can minimize glare in harsh light significantly, so you can count on optimal brightness, contrast, resolution, and sharpness regardless of the challenges that the environment presents. Further, it comes with DiamondCoat 2, an exterior lens coating technology that further optimizes light transmission.

These binoculars boast reliable durability that withstands the test of time. Guard-ion, a hydrophobic lens coating technology, is applied to protect them from dirt and water. As it protects the optics from possible damage in the long term, it makes them easy to maintain and keeps them in high-performing condition over the years. Moreover, they come with Leupold & Stevens’ advanced gas purging and sealing technologies that give them an excellent fogproof and waterproof profile. The chassis, on the other hand, has a non-slip grip that guarantees secure handling. Basically, there are little to no chances of dropping your binoculars in any terrain.

A field of view of 326’ at 1,000 yds. is pretty decent for a pair of mid-range hunting binoculars, especially when you combine it with a highly revered 10x magnification. The Leupold BX-4 Pro Guide HD 10x42mm is as reliable as high-range 10×42 binoculars get, so it is an excellent choice if you are looking for a relatively cheaper option. You can view both tight and wide-open spaces with ease and uncompromised image quality.

Another feature that sets these binoculars apart from others is their ergonomically designed central focus system. They have a tactile, user-friendly, and large central focus knob, engineered with the right amount of resistance so it turns pretty easily. You no longer have to take your gloves off just to adjust the wheel and attain precise focus, which is vital especially when it is cold outside. A stubborn and poorly designed central focus wheel is a common problem among entry-level and mid-range binoculars. It disrupts the overall glassing experience no matter how exceptional the brightness and clarity are, so Leupold & Stevens made sure you never encounter such difficulties with these binoculars.

The Leupold BX-4 Pro Guide HD 10x42mm is also known for its open bridge, roof prism construction, and slim body, which give it an ergonomic and lightweight profile. These features, together with its tripod adaptability and the accessories that come with it, make it an ideal companion in all terrains. It serves you well all day long, whether you prefer strapping it around your neck or need to mount it on a tripod for a more stable viewing experience.

Your all-day comfort is a crucial factor to consider when buying binoculars, and it is also exactly what makes these Leupold & Stevens binoculars an outstanding choice. They have oversized eyepieces and a generous eye relief of 16 mm, keeping you comfortable throughout the day even when you are wearing eyeglasses. Additionally, the eyecups have a twist-up design. With these binoculars, eye strain is almost an unknown concept.

What We Didn’t Like

All great things said about the Leupold BX-4 Pro Guide HD 10x42mm, it still has some points for improvement. While there is barely any bad thing that can be said about it, its lens caps could use some upgrades because they do not fit snugly. As such, they easily fall over and break. For a high-performing pair of mid-range binoculars like this one, it would help to have quality lens caps that can truly provide additional protection.

About the Company

A family-owned company that can be traced back to the humble beginnings of brothers-in-law Fred Leupold and Adam Volpel over a hundred years ago, Leupold & Stevens is guided by a philosophy believing that customers are entitled to a square deal. What started as a simple manufacturer of handcrafted surveying equipment has now grown into one of the biggest names in the tactical equipment industry.

Leupold & Stevens is known for its significant contributions in the industry, such as the Plainsman. This riflescope is famous for being the first, completely fogproof optics developed by Americans. It is also the first riflescope made after World War II (WWII). In the 1980s, the company developed the first compact, waterproof roof prism spotting optics for the US military.

Aside from leading product innovation, Leupold & Stevens is also committed to helping conserve and protect natural habitats and wildlife. It supports numerous organizations upholding such causes, including Ducks Unlimited, Boone and Crockett Club, and Backcountry Hunters and Anglers.


Undoubtedly, these binoculars meet hunters’ needs, especially during dawn and dusk. They come at a decent price that would not necessarily hurt your pockets since they pay for themselves in the long run. They have a rugged construction that boasts long-lasting durability when paired with advanced technologies, such as the Elite Optical system, DiamondCoat 2, and guard-ion. More importantly, they are lightweight and user-friendly— characteristics you would want in a pair of binoculars in every terrain. Environmental challenges would unlikely mean anything with these high-performing, heavy-duty Leupold & Stevens optics.

See the complete list of the best Binoculars here!

What We Like

  • Exceptional low-light performance
  • Superior edge-to-edge clarity
  • Improved light transmission with advanced exterior lens coating
  • Reliable, long-lasting durability with maintenance-free, hydrophobic lens coating
  • Uncompromised image quality in both tight and wide-open spaces
  • Ergonomically designed central focus system with a tactile wheel
  • Lightweight and slim profile
  • Tripod adaptability
  • Oversized eyepieces with a generous eye relief

What We Don’t Like

  • Poor quality lens caps that do not fit snugly

Where to Buy:

Where to Buy:

FAQ – Frequently asked questions about Leupold BX-4 Pro Guide HD 10x42mm

  • image/svg+xmlimage/svg+xml
    What is the best pair of Leupold & Stevens binoculars for hunting, especially in low-light conditions?

    Leupold & Stevens binoculars are known for various applications. Nonetheless, when it comes to hunting that goes from dawn to dusk, there is one pair that stands out and meets all your needs— the Leupold BX-4 Pro Guide HD 10x42mm. It is lightweight and user-friendly, and provides exceptional low-light performance and edge-to-edge clarity. Learn more about it and its features in this in-depth guide we have created for you here.

  • image/svg+xmlimage/svg+xml
    What is the Elite Optical system?

    Leupold & Stevens’ Elite Optical system is an advanced technology that comes in many of its sports optics products. It is responsible for minimizing glare in harsh light, giving binoculars and riflescopes an outstanding low-light performance from dawn to dusk. It meets the needs of every hunter and shooter, delivering dependable clarity and resolution no matter the external conditions. To learn more about binoculars with exceptional low-light performance, check out this comprehensive guide.

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    What is DiamondCoat 2 in Leupold & Stevens binoculars?

    Leupold & Stevens has developed various state-of-the-art technologies over the years to improve the way we do glassing. One of these technologies is DiamondCoat 2, an exterior lens coating using ion bombardment bonds to provide scratch-resistant properties that exceed industry standards.

  • image/svg+xmlimage/svg+xml
    What is guard-ion?

    Guard-ion is another lens coating technology using ion bombardment bonds, delivering superior, maintenance-free, water-shedding properties. With this technology, your binoculars will remain in pristine condition, free from dirt, fingerprints, oils, water, and other contaminants.


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