Top 20 Best Nikon 4 12X40 Scope Reviews & Comparison [Ultimate Guide]

The future of the best nikon 4 12×40 scope is here, and we’ve got all the best picks for 2024. We have compiled 18168 reviews from top experts that led us to these 20 devices on the list.

The Best Nikon 4 12X40 Scope Deals This Week: 

Bestseller No. 1
Leupold Mark 3HD 4-12x40mm Side Focus Riflescope
  • Model #180669 - Mark 3HD 4-12x40mm Side Focus Riflescope with a TMR reticle and Matte finish
  • P5 dial with precise, repeatable 1/10th MIL adjustments
  • Scrach Resistant Lenses - Extreme military-standard scratch resistance for added protection
  • Leupold's Elite Optical System - delivers unparalleled light transmission, glare reduction, and resolution for superior performance in any conditions
  • Design, Machined and Assembled in the USA. 100% Waterproof, fogproof, shockproof, and backed by Leupold's legendary customer care
SaleBestseller No. 2
Bushnell 4-12X40 Sfp, Multi-X Reticle, Black, Box RP4124BS3
  • Hunting scopes rifles
  • Versatile top of the line
  • Another quality product
Bestseller No. 3
Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Objective Bell | 37-42 mm/1.5-1.7 inch Diameter)
  • Rubberized flip-up rifle scope lens covers that conform tightly around your rifle scope tube, protecting your lenses from dust and abrasion
  • IMPORTANT: Sizing is not based on the objective lens size of your scope - a 3-9x40mm scope will not fit with a 40mm sized lens cover. For the correct fitting lens cover, you must physically measure the outside diameter of your scope eyepiece and objective.
  • Each package includes one Rubberized Flip-Up Lens Cover
  • Spring-loaded flip-up mechanism pops open effortlessly when needed and securely tightly when not in use
  • Please refer to sizing chart and sizing video, carefully measuring the OUTSIDE diameter of your scope, to ensure the proper size and fit.
SaleBestseller No. 4
Vortex Optics Copperhead 4-12x44 Second Focal Plane Riflescope - Dead-Hold BDC Reticle
  • Specifically designed for hunters, the Copperhead riflescope offers the highest levels of performance and reliability.
  • The Dead-Hold BDC is good for hunting at varying ranges where estimating hold-over is a concern. Fully multi-coated lenses increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces.
  • The long eye relief, locking diopter are just a few of the reasons this riflescope is a crowd pleasing favorite.
  • Its hard anodized single-piece aircraft-grade aluminum tube is nitrogen purged and o-ring sealed for waterproof/fogproof/ weatherproof performance.
  • Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.
Bestseller No. 5
Vortex Optics Copperhead 4-12x44 Second Focal Plane Riflescope & Copperhead HD 10x42 Binoculars Bundle
  • Designed for hunters, the 4-12x44 Copperhead riflescope & 10x42 Copperhead HD binos offer the highest levels of performance and reliability. Waterproof, fogproof, and shockproof performance keep you in the game no matter the weather or terrain.
  • The riflescope features a Dead-Hold BDC reticle good for hunting at varying ranges where estimating hold-over is a concern. Fully multi-coated lenses increase light transmission with multiple anti-reflective coatings on all air-to-glass surfaces.
  • The solid one-piece aircraft-grade aluminum alloy construction makes it incredibly tough and highly resistant to magnum recoil. Add a locking diopter ring, and long eye relief, and you have a quality scope that is a crowd pleaser.
  • The Copperhead HD binos feature an HD optical system for outstanding color fidelity, edge-to-edge sharpness, and light transmission. Fully multi-coated lenses increase light transmission with anti-reflective coatings on all air-to-glass surfaces.
  • Rubber armor provides a secure, non-slip grip, and durable external protection. Binoculars are tripod adaptable allowing use on a tripod or car window mount. The included glasspak binocular harness and comfort neck strap provide great carrying options.
SaleBestseller No. 6
Sig Sauer SOW34202 Whiskey3 Riflescope, 4-12X40mm, 1 in, Sfp, Black, One Size
  • 3x optical zoom offered in second focal plane (SFP) with multiple reticle options
  • Low dispersion (LD) glass provides industry leading optical clarity for any situation
  • European style eyepiece for a smooth, fast, and precise reticle adjustment
  • Dependable waterproof (IPX-7 rated for complete immersion up to 1 meter) and fog-proof performance
  • Durable and long lasting
Bestseller No. 7
Athlon Optics , Neos , Riflescope , 4-12 x 40 Second Focal Plane (SFP) 1" Tube, Illuminated BDC 500 Reticle , Black
  • Fully multi-coated lenses gives you better light transmission to bring optimum brightness and true color across the entire light Spectrum
  • Reticle etched on the Glass that provides excellent backing support for complex reticle design and offers great durability and much higher shock resistance to Recoil
  • Heat treated one piece tube gives the scope extra strength over multi-piece tubes. A one piece tube also is better at keeping moisture out thus keeping your scope fog proof for the life of the product
  • Nitrogen purging dramatically reduces the moisture inside the tube and helps maintaining Fog proof and waterproof
  • Aircraft grade aluminum tube that has exceptional strength and superior mechanical integrity will protect these world class optics no matter what punishment you Throw at it
SaleBestseller No. 8
Simmons 8 Point 4-12x40 Black Riflescope with Truplex Reticle and Rings Included S8P41240
  • As easy on the wallet as it is on the eye, the 8-Point riflescope offers more high-quality features than any other in its class
  • All models come with fully coated optics for a brighter, higher-contrast image, and 1/4-MOA SureGrip audible-click windage and elevation adjustments for effortless adjustment
  • Includes many premium features – like our TrueZero windage and elevation adjustment system that stays locked tight to zero, through even the most strenuous conditions, and the QTA eyepiece for easy target acquisition
  • Waterproof, fogproof and recoilproof, the 8-Point delivers outstanding precision in a basic riflescope. A value that makes it as easy to mount on your rifle, as the mounts you’ll be hanging on your wall
  • TrueZero fingertip windage and elevation adjustment system. QTA (Quick Target Acquisition) eyepiece for fast, easy target acquisition. Fully coated, high-quality optics for bright, high-contrast target image Waterproof, fogproof and recoilproof
SaleBestseller No. 10
Bushnell Banner 2 Hunting Riflescopes DOA Quick Ballistic Reticle (Non-Illuminated, 4-12x40)
  • PURPOSE BUILT TO HUNT: Hair-splitting contrast, resolution and supreme low-light performance are yours for the taking in this optical upgrade of our legendary Banner series. It's built tough for deadly accuracy when you need it most. It’s Purpose-Built to Hunt.
  • CLEAREST IN CLASS: It owes its razor-sharp image resolution to an improved optical design with multicoated surfaces. The result is an extreme level of detail that aids in target acquisition, ‘aim small, miss small’ accuracy and your ability to judge game in the field.
  • BRIGHTER AT DUSK & DAWN: The multicoated lenses are optimized for low-light performance with our Dusk & Dawn coatings for a brighter, sharper view when game is most active.
  • COUNT HAIRS, THEN SPLIT THEM: The combination of class-leading clarity and our Dusk & Dawn multicoated optics delivers a superior view of game that will help you put more game on the ground.
  • DEAD-ON HOLDS OUT TO EXTREME RANGE: The DOA Quick Ballistic Reticle has six dead-on aiming points out to the incremental ranges specified in the Bushnell Ballistic app for your chambering and load. Aiming points also include wind-hold lines calibrated for a 5-mph crosswind at each distance.

Bottom Line about Nikon 4 12X40 Scope

When you purchase nikon 4 12×40 scope, it’s important to consider whether or not the item will actually serve its purpose. Sometimes we may think that an acquisition is necessary when really there are other options available at a lower cost, which would suffice just as well with no loss in value–reviewing these alternatives beforehand can help avoid wasting money on unnecessary purchases later down the line. 

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