Nikon Monarch M7 8x42 review: the wide-field ED-glass step-up
Our verdict: 4.5/5. The Monarch M7 8x42 is Nikon's wide-field, feature-rich step-up from the value Monarch M5: the same Nikon ED glass and 5.3 mm exit pupil, but the widest field of view in the Monarch series at 435 feet (versus the M5's 335 feet), plus a locking diopter and an oil and water repellent lens coating. One verified owner compared it directly to Nikon's alpha Monarch HG and "saw no difference in image quality," calling it 95 percent of alpha performance for far less. The honest catches are a premium price, an average close focus, and, notably, slightly less eye relief than the cheaper M5.
Owners rate it 5.0/5 across 3 verified reviews on OpticsPlanet, a small but glowing record. Price and stock verified August 18, 2026: around $540 , in stock; confirm the current price on the retailer page.
How we reviewed it: a research-based review built from retailer specifications, the Monarch M7 line record and the verified owner-review record, with a live comparison to the value Monarch M5. We have not bench-tested this unit ourselves; the score is our editorial opinion, and owner ratings are shown attributed to their source. See how we evaluate.
What it is
The Monarch M7 is Nikon's upper-mid roof-prism binocular, sitting above the value M5 and below the alpha Monarch HG. The 8x42 is its most versatile configuration and carries the widest field of view in the series. It is built on Nikon's ED (extra-low dispersion) glass with dielectric high-reflective and phase-correction prism coatings for bright, natural-color, high-resolution images, and it adds the features the M5 leaves out: a locking diopter to hold your setting and an oil and water repellent coating on the eyepiece and objective lenses. It is fully rubber-armored, waterproof and nitrogen-purged fogproof.
The glass: near-alpha for the money
The headline is how close the M7 gets to Nikon's alpha line. The most telling owner review comes from someone who compared it side by side with the step-up Monarch HG and "saw no difference in image quality," placing the M7 at 95 percent of alpha performance for a far more sensible price. Others echo the clarity: "crystal clear viewing," and, from a glasses wearer, "I have never had a pair of glasses as clear as the lenses of this binocular." The ED glass and coatings do the heavy lifting, and the 5.3 mm exit pupil keeps the view bright at dawn and dusk.
The wide field of view
Where the M7 clearly separates from the M5 is the field of view: 435 feet at 1000 yards, versus 335 feet. That extra width is a real benefit for birding and any fast-moving subject, making it easier to pick up a bird and follow it without losing it at the edges. Combined with the locking diopter, which keeps your custom focus from drifting during a long session, it is the more comfortable glass for extended, active glassing. If a wide, immersive view is what you want from an 8x42, this is the Monarch to get.
The honest trade-offs
The M7 is not strictly better than the M5 in every way, and we would rather you know it. First, price: at around $540 it costs roughly $200 more than the M5, and the upgrade buys the wider field and the extra features, not a different class of glass. Second, and surprising, is eye relief: the M7's 17.1 mm is actually less than the cheaper M5's 19.5 mm, so if you wear glasses and want the most eye relief, the M5 edges it. Third, the 8.2-foot close focus is only average, longer than the best close-focusing birding glass. And the OpticsPlanet review sample, while glowing, is small at three reviews.
What owners say (3 verified reviews, 5.0/5 on OpticsPlanet)
“After comparing these with the next level up from Nikon (Monarch HG), I saw no difference in image quality between the two. The Monarch M7 has 95 percent of the performance of 'alpha' class binoculars at a much more sensible price.”
Ken, 2 of 2 found helpful
“Crystal clear viewing through them. Great for observation of anything but I got them for animals. First ever order from OpticsPlanet and I was not disappointed.”
Jjbirden, verified owner
“I wear glasses, and I have never had a pair of glasses as clear as the lenses of this binocular. I saw further than I have ever seen in a long time, and clearly too.”
Dave P., 3 of 3 found helpful
Monarch M7 vs M5 8x42: which should you buy?
Both are 8x42 Nikon ED-glass binoculars, and the gap is narrower than the $200 price difference suggests. Buy the M7 for the much wider 435-foot field of view, the locking diopter and the oil and water repellent coating. Buy the M5 to save the money while keeping the same ED glass and 5.3 mm exit pupil, plus slightly more eye relief (19.5 mm) and a lighter body. In short: the M7 is the wider, more feature-rich glass; the M5 is the value pick that still gets you Nikon ED.
| Monarch M7 8x42 | Monarch M5 8x42 | |
|---|---|---|
| Street price | around $540 | around $340 |
| Field of view | 435 ft at 1000 yds | 335 ft at 1000 yds |
| Eye relief | 17.1 mm | 19.5 mm |
| Exit pupil | 5.3 mm | 5.3 mm |
| Close focus | 8.2 ft | 8.2 ft |
| Weight | 23.6 oz | 22.2 oz |
| Diopter | Locking | Standard |
| Repellent lens coating | Oil and water repellent | No |
| Owner rating | 5.0/5, 3 reviews | 5.0/5, 1 review |
| Glass | Nikon ED, dielectric + phase | Nikon ED, dielectric + phase |
| Check M7 price | Check M5 price |
Prices and stock verified August 18, 2026 (M7 in stock at around $540 ; M5 in stock at around $340 ). Read our full Nikon Monarch M5 8x42 review.
Key specifications
| Magnification | 8x |
|---|---|
| Objective lens | 42 mm |
| Prism | Roof, phase-corrected + dielectric |
| Glass | Nikon ED (extra-low dispersion), fully multi-coated |
| Eye relief | 17.1 mm |
| Exit pupil | 5.3 mm |
| Field of view | 435 ft at 1000 yds (8.3 deg), widest in the series |
| Close focus | 8.2 ft |
| Weight / length | 23.6 oz / 5.6 in |
| Diopter | Locking |
| Lens coating | Oil and water repellent (eyepiece + objective) |
| Sealing | Waterproof (1 m/10 min), nitrogen-purged fogproof, rubber-armored |
| In the box | Binocular (Nikon retail box adds case, strap and covers) |
| Warranty | Nikon limited warranty |
Should you buy it, and what else to consider
- Buy it if you want the widest field of view in a Nikon ED-glass 8x42, a locking diopter and near-alpha clarity at around $540 .
- Want to save $200? The Nikon Monarch M5 8x42 keeps the ED glass and adds a touch more eye relief.
- Want the widest field for less, or a shorter close focus? See the Vortex Diamondback HD 8x42 in our birding guide (393-foot field, 5-foot close focus).
- Comparing 8x42s? See our best 8x42 binoculars roundup and 8x42 vs 10x42.
FAQ
Is the Nikon Monarch M7 8x42 a good binocular?
Yes, it is one of the better sub-alpha 8x42s you can buy. It pairs Nikon ED glass with dielectric and phase-corrected coatings for bright, high-resolution, true-color images, and its 435-foot field of view is the widest in the Monarch series. A locking diopter and an oil and water repellent lens coating round it out, and it is fully waterproof and fogproof. It rates 5.0/5 across 3 verified reviews on OpticsPlanet, one owner comparing it directly to Nikon's alpha Monarch HG. Its trade-offs are a premium price and an average close focus.
Nikon Monarch M7 or M5: which should I buy?
Buy the Monarch M7 8x42 (under $600) for the widest field of view (435 vs 335 feet at 1000 yards), a locking diopter and an oil and water repellent lens coating. Buy the Monarch M5 8x42 (under $400) to save roughly a third while keeping the same ED glass and 5.3 mm exit pupil, plus slightly more eye relief (19.5 vs 17.1 mm) and a lighter body. The M7 is the wider, more feature-rich glass; the M5 is the value pick.
How does the Monarch M7 compare to the alpha Monarch HG?
Very favorably for the money. In one verified owner's direct comparison, they "saw no difference in image quality" between the M7 and the step-up Monarch HG, and rated the M7 at "95 percent of the performance of alpha-class binoculars at a much more sensible price." The HG still pulls ahead in build refinement and edge performance, but the M7 delivers most of the optical experience for a fraction of the cost.
Is the Monarch M7 8x42 good for eyeglass wearers?
Yes. Its 17.1 mm of eye relief with turn-and-slide eyecups is comfortable for most glasses wearers, and one owner who wears glasses called the lenses the clearest they had used. Worth knowing: the cheaper Monarch M5 8x42 actually offers a touch more eye relief at 19.5 mm, so if maximum eye relief is your single priority, the M5 edges it.
Wondering whether the M7 step up is worth it? Our Nikon binocular line decoder shows that the M5 and M7 share the same ED glass and prism coatings, so the M7 premium buys field of view rather than better glass. More binoculars: Nikon Monarch M5 8x42 review · best 8x42 binoculars · best binoculars for birding.