Nikon Monarch 5 8×42 vs. 10×42 binoculars – Which of the two provides you with a wider field of view?

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Nikon Monarch 5 8×42 vs. 10×42 binoculars

Among the Nikon binoculars is the Nikon Monarch 5 product line which has different binocular models which have different magnification powers and objective lens diameters. In this review, we will compare the Nikon Monarch 8×42 and the 10×42 binocular models which are preferred by most hunters.

It is really important to determine what the field of view of interest is for your hunting escapades before deciding which kind of binoculars to choose for your hunting gear. The field of view is an important concept for hunters because you would need to know how much of your environment you would see when you are looking through the eyepiece. With a wide field of view, you can easily locate your target across the entire visible spectrum. So, which of the two binoculars between the Nikon Monarch 5 8×42 and the Nikon Monarch 10×42 provides you with a wider field of view for your hunting activities? Here, we will compare them in terms of their design structure and their optical performance. The table below summarizes their top features and outlines their differences.

What are the differences between the Nikon Monarch 5 8×42 and the 10×42 binoculars?

Model
Nikon Monarch 5 8×42
Nikon Monarch 5 10×42
Focus type
Center
Center
Prism
Roof
Roof
Physical Dimensions

(Length x Width)

5.7 x 5.1 inches
5.7 x 5.1 inches
Product weight
590 grams
601 grams
Magnification x Objective lens diameter
8 x 42
10x 42
Field of View

(Linear/ Angular)

330 feet at 1000 yards/ 6.3
288 feet at 1000 yards/ 5.5°
Minimum Close Focus Distance
8.2 feet
8.2 feet
Eye Relief
18.5 mm
18.4 mm
Exit pupil diameter
5.3 mm
4.2 mm
Interpupillary Distance
56 – 72 mm
56 – 72 mm
Housing features (optical tubes)
Nitrogen filled and sealed with O-rings
Nitrogen filled and sealed with O-rings
Weather resistance levels
Waterproof and fog proof
Waterproof and Fog proof
Availability

Nikon Monarch 5 8×42 vs. 10×42 binoculars- How do they compare?

Size and Weight

The bulk in your hunting gear and the portability levels of your hunting equipment is determined by their size and weight. The Nikon Monarch 5 8×42 binoculars are much lighter than the Nikon Monarch 5 10×42 binoculars by about 11 grams. This makes the Nikon Monarch 5 8×42 binoculars an added advantage for your hunting gear as theyare lighter making them more portable. However much so, the Nikon Monarch 5 10×42 is also identified to be lightweight and comfortable to carry around due to its roof prism design which is similar to that of the Nikon Monarch 5 8×42 binoculars.

Magnification and Objective Lens Diameter

The Nikon Monarch 5 8×42 and the Nikon Monarch 5 10×42 binoculars greatly differ in terms of their magnification power. The magnification power of binoculars is important in determining how much detail you can see on distant objects. In relation to this, the Nikon Monarch 5 10×42 binoculars have a higher magnification than the Nikon Monarch 5 8×42 which allows you to clearly see distant subjects as you hunt.

When it comes to their objective lens diameter, the Nikon Monarch 5 8×42 and the Nikon Monarch 5 10×42 binoculars both feature a 42 mm objective lens which is big enough to enhance their light collecting abilities when you are hunting in low light conditions such as dusk or dawn.

Field of View

As identified earlier, the field of view is important in determining how much you can see across the entire visible spectrum. It is very helpful in helping you locate your target easily and as fast as possible. When comparing the field of view of the Nikon Monarch 5 binoculars, the 8×42 model provides you with a field of view of 330 feet at 1000 yards while the 10×42 model provides you with 288 feet at 1000 yards. So, the Nikon Monarch 5 8×42 provides you with a wider field of view than the Nikon Monarch 5 10×42 binoculars.This makes the Nikon Monarch 5 8×42 binoculars a better option for your hunting gear.

Eye Relief and Exit Pupil Diameter

The Nikon Monarch 5 8×42 binoculars have a longer eye relief than the Nikon Monarch 5 10×42. The eye relief is important in determining your eye comfort during hours of observation when you are viewing with or without glasses on. Aside from that, the Nikon Monarch 5 8×42 has a wider exit pupil diameter than the 10×42 which provides you with brighter views.

Nikon Monarch 5 8×42 vs. 10×42 – A Comparison Overview

Nikon Monarch 5 8×42 Review

The Nikon Monarch 5 8×42 binoculars provide you with a decent magnification power of 8x which allows you to comfortably view distant subjects when you are hunting and they have a generous objective lens of 42 mm which improves their light collecting abilities which allows you to comfortably hunt in low light conditions such as dusk and dawn. They feature extra-low dispersion glass which reduce chromatic aberration and ensures clearer viewing. In addition to that, they feature dielectric and reflective multilayer prism and lens coatings which increased light transmittance uniformity across the entire visible range, resulting in more natural colors and brighter images. Their optical performance is optimized with coated roof prisms to deliver high resolution. They also have an exceptional eye relief design which provides a clearer field of view. This allows you to enjoy a comfortable viewing experience even when you are wearing glasses during hours of observation.

Pros

  • Long and comfortable eye relief
  • User-friendly binocular experience
  • Decent field of view
  • Durable build quality

Cons

  • Does not come with a tripod

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Nikon Monarch 5 10×42 Review

Sale
Nikon 7577 MONARCH 5 10x42 Binocular (Black)
  • All Monarch 5 binoculars are now built with Nikon's premium ED (Extra-low dispersion); Glass for a...
  • Almost an ounce lighter than its predecessor, the new Monarch 5 is even easier to bring along on your...
  • Fully multicoated eco-glass lenses provide a high light transmittance across the entire visible light...
  • It is equipped with user-friendly features such as turn-and-slide rubber eyecups, a smooth central focus...

The Nikon Monarch 5 10×42 binoculars have been built with Nikon’s extra-low dispersion glass lenses and they are lightweight enough to meet the needs of all outdoor enthusiasts including hunters. They feature and advanced optical system which delivers high contrast and sharp views at all times. They have fully multicoated ecofriendly -glass lenses that provide superior resolution and light transmission and they feature dielectric multilayer coatings that are highly reflective on the prism which display a natural looking image with accurate color reproduction. They have a high eye point design which are an added advantage to providing you with a proper field of view and a decent eye relief. With their long eye relief, you are assured of comfort during hours of observation even when you have eye/sunglasses on. To find the right eye positioning when you are viewing for a longer period of time, they provide you with turn-and-slide rubber eyecups that you can continually adjust. To ensure their ruggedness and high weather resistant levels, their optical tubes have been filled with Nitrogen and sealed with O-rings.

Pros

  • Compact and rugged design
  • Durable, Versatile and Portable
  • Subtle optical Performance

Cons

  • Slight challenges identified with diopter adjustment

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Conclusion

The Nikon Monarch 5 8×42 and 10×42 binoculars have a similar build quality and identical objective lens diameters.  The difference between them is seen in their magnification power and overall optical performance.

Final Verdict: So, which is better, the Nikon Monarch 5 8×42 or the 10×42 binoculars?

The Nikon Monarch 5 8×42 binoculars are better than the Nikon Monarch 5 10×42 binoculars in this case. They provide you with a wider field of view that allows you to easily spot your target across the entire visible range.

FAQs

Are the Nikon Monarch 5 binoculars submersible?

Yes, they are. The Nikon Monarch 5 binoculars are waterproof to 13 feet.

Can I mount the Nikon Monarch 5 binoculars on my car window?

Yes, you can.

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