Nikon Prostaff 3s vs. 7s – Which is the best binocular for hunting?

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Nikon is among the most renowned  brands in the electro-optical market that produce durable and high performing hunting equipment to meet all your hunting needs. Among the most preferred binoculars are the Nikon Prostaff 3s and the 7s, which we will compare in this review.

Generally, the quality of rangefinder binoculars is determined by the manufactures precision during production. To understand which of the two rangefinder binoculars between the Nikon Prostaff 3s and the Nikon Prostaff 7s, is the better companion for your hunting escapades, we would need to compare them in terms of their build structure and their optical performance.  The table below summarizes their top features and highlights the major differences between them.

What are the differences between the Nikon Prostaff 3s and the 7s?

Model
Nikon Prostaff 3s
Nikon Prostaff 7s
Prism
Roof
Roof
Physical Dimensions

(Length x Width)

6 x 5.1 inches
6.5 x 5.1 inches
Product weight
565 grams
645 grams
Magnification x Objective lens diameter
8 x 42
8x 42
Field of View
377 feet at 1,000 yards
325 feet at 1,000 yard
Minimum Close Focus Distance
9.8 feet
13.1 feet
Eye Relief
20.2 mm
15.5 mm
Exit pupil diameter
5.3 mm
5.3 mm
Weather resistance levels
Waterproof and fog proof
Waterproof and fog proof
Availability

Nikon Prostaff 3s vs. 7s – How do they compare?

Size and Weight

The Nikon Prostaff 3s and the Nikon Prostaff 7s both feature a roof prism design which ensures equal weight distribution across the entire structure for a more compact and portable tool. When comparing their physical sizes, we can deduce that the Nikon Prostaff 3s is smaller than the Nikon Prostaff 7s. It has its physical dimensions at 6 by 5.1 inches while the Nikon Prostaff has its physical dimensions at 6.5 by 5.1 inches.

When it comes to their weight, the Nikon Prostaff 3s weighs 565 grams while the Nikon Prostaff 7s weighs 645 grams. In this case, the Nikon Prostaff 3s is much lighter than the Nikon Prostaff 7s. So, if you are looking to reduce bulk in your hunting gear, you would be impressed by the size and weight of the Nikon Prostaff 3s binoculars.

Optical Performance

When looking into their optical performance, we can establish that the Nikon Prostaff 3s has a better optical performance than the Nikon Prostaff 7s. This is seen in the differences between their close focus distances, their field of view and their eye relief, which we will breakdown in the other parts of this section.

The Nikon Prostaff 3s has a field of view of 377 feet at 1,000 yards while the Nikon Prostaff 7s has a field of view of 325 feet at 1,000 yards. In this case, the Nikon Prostaff 3s has a wider field of view than the Nikon Prostaff 7s. This means that it would be easier to locate a faster moving target across the entire visible spectrum with the Nikon Prostaff 3s than with the Nikon Prostaff 7s.

When it comes to their close focus performance, we can identify that the Nikon Prostaff has a better close focus performance than the Nikon Prostaff 7s. It has a minimum close focus distance of 9.8 feet while the Nikon Prostaff 7s has a minimum close focus distance of 13.1 feet which is longer. In terms of their eye relief, we can see that the Nikon Prostaff 3s has a longer eye relief than the Nikon Prostaff 7s. It has a long eye relief of 20.2 mm while the Nikon Prostaff 7s has a shorter eye relief of 15.5 mm. this simply means that the Nikon Prostaff 3s provides more eye comfort during hours of observation, especially when viewing with glasses on.

When looking into their exit pupil, their magnification and their objective lenses, we can deduce that they both have an equal magnification power and similar light collecting abilities. This means that with both the Nikon Prostaff 3s and the Nikon Prostaff 7s, you are able to access a bright and clear sight picture.

Nikon Prostaff 3s vs. 7s – A Comparison Overview

Nikon Prostaff 3s Review

Nikon PROSTAFF 3S 8x42
  • Multilayer-coated kenses for brighter images
  • High-reflectivity silver-alloy mirror coatings for a bright and clear view
  • Turn-and-slide rubber multi-click eyecups
  • Water Proof and Fogproof

The Nikon Prostaff binoculars provide you with a moderate 8x magnification power that is decent enough to clearly view details on distant subjects as you hunt and they have a generous 42 mm objective lens that ensures superior light collecting abilities which comes in handy when you are out hunting in low light conditions such as dusk or dawn. They feature an advanced optical system that is fitted with arsenic and lead-free Eco-friendly glass. Their lenses are multi-coated and their prisms feature anti-reflective coatings to ensure maximum light transmission across the entire visible spectrum. This ensures a brighter and clearer sight picture during hours of observation. They offer a comfortable eye relief that allows you to view with glasses on and they come with turn-and-slide eye cups for further eye comfort. Their exterior has a textured rubber armoring that provides you with a non-slip grip even in the wettest and coldest weather conditions.

Pros

  • Bright and clear sight picture
  • Spacious field of view
  • Durable, portable and versatile
  • Waterproof, shockproof and fog proof
  • Ergonomic and compact design

Cons

  • Very loose eyepiece covers

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Nikon Prostaff 7s Review

Nikon 16002 PROSTAFF 7S 8x42 Inches All-Terrain Binocular (Black)
  • Whether you're looking at wildlife or scenery, two things are important: color and clarity The PROSTAFF...
  • Even eyeglass wearers will enjoy looking through the PROSTAFF 7S The turn-and-slide rubber eyecups allow...
  • The PROSTAFF 7S is comfortable to hold, even in wet conditions, thanks to its rubber armored body The...

The Nikon Prostaff 7s are compact and rugged binoculars that have been designed to meet your shooting needs, be it short range, mid-range or long-range. They deliver high resolution images with accurate color reproduction because of the phase-correction that have been fitted on their roof prisms. Their lenses are multi-coated to ensure optimal light transmission across the entire visible spectrum. The coatings on their lenses and prisms significantly reduce glare caused by reflection so that you can acquire a brighter and clearer sight picture at all times throughout the day. They deliver a moderate 8x magnification and they have a generous 42 mm objective lens which ensures superior light collecting abilities at all times throughout the day, no matter how bright or dark it gets. They provide you with a spacious field of view to allow for easier target identification and they have a forgiving eye relief to ensure your eye comfort during hours of observation. They come with turn-and –slide rubber eyecups that allow you adjust the eye relief to match your preference for maximum eye comfort. Their optical housing is filled with fog proof Nitrogen and sealed with waterproof performance to ensure their reliability in all kinds of environments.

Pros

  • Spacious visible spectrum
  • Bright and clear sight picture
  • Durable build quality
  • Waterproof, shockproof and fog proof

Cons

  • You can easily lose the lens caps as they are quite loose
  • Slightly bulky

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Conclusion

The Nikon Prostaff 3s and 7s are both high quality binoculars that can be described as great optics for the money. Whichever you choose for your hunting gear, should be in line with your hunting needs your individual preferences.

Final Verdict: So, which is better, Nikon Prostaff 3w or 7s?

The Nikon Prostaff 3s are better binoculars than the 7s. They offer a wider viewing spectrum, they have a better close focus performance and they ensure more eye comfort during hours of observation.

FAQs

  1. How far can the Nikon Prostaff 3s binoculars zoom?

The 8 in 8×42 description means they have 8X Zoom. This means that during hours of observation, subjects will appear 8x their size.

  1. Can the Nikon Prostaff 7s binoculars be used for Astro viewing?

No, they cannot.

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