7 Best Red Dot Sight for Remington 870

In the realm of optics, red dot sights have become an invaluable sighting tool for a broad range of shooting applications. The accuracy and versatility they provide in unparalleled and in today’s post, our focus is one the best red dot sight for Remington 870.

Remington 870 is a renowned shotgun that is widely used for sport shooting, hunting and self-defense. Its dependability, performance and versatility are unmatched, and adding a quality red dot sight goes an extra mile to elevate its capability to top levels.

Irrespective of the kind of shooting that you use your Remington 870 for, mounting a worthy red dot sight will undoubtedly fine tune your shooting precision, get you on targets quickly and help you make the most out of every shooting expedition.

Best Red Dot Sights for Remington 870

We have scoured the market and put together a comprehensive roundup of the best red dot sights for this legendary shotgun. Built with cutting-edge features and advanced technology, these red dot sights will give you the confidence you need to take aim and acquire targets without strain.

So, without wasting any more time, let’s jump right in.

1) Holosun HS501C Reflex Red Dot Sight

best red dot sight for Remington 870



The first red dot sight to grace out list of the best red dot sight for Remington 870 is the Holosun HS501C Reflex Red Dot Sight. This optic offers a plethora of high-end and reliable features at a price that is reasonably affordable.

First, it has a multi-reticle system featuring 3 reticles. You get to choose the 2 MOA dot, 65 MOA circle or both depending on your shooting needs and preference. Besides, the intensity level of the dot is adjustable into 12 different levels, including 2 levels that are night vision compatible.

The build quality of this optic is also exceptional. It has a protective titanium hood which is durable enough to withstand even the heaviest calibers. The entire housing is also fully waterproof, fog proof and submersible to 1m.

Moreover, this optic has a quick release mount for easy installation. It also boasts fully-coated optics to enhance performance in low light, and a high-capacity battery that guarantees continuous operation without failure.


  • Multi-coated optics
  • Unlimited eye relief
  • Parallax-free optical design
  • Quick release mount
  • Multi-reticle system
  • Solar cell and high-capacity battery
  • Shake Awake technology


  • Durable construction
  • Long battery life
  • Large window
  • Easy to mount


  • Spacer not included

2) Trijicon RMR Type 2 1×6.5 MOA Adjustable LED Reflex Sight

best red dot sight for Remington 870



Trijicon is a household name in the field of optics. It is renowned for its top-grade optics that offer the best value for money and the RMR Type 2 1×6.5 MOA Adjustable LED Reflex Sight is not any different.

Designed with durability in mind, this optic provides improved precision and accuracy with any firearm. It is able to hold up to any abuse thanks to the unique housing that diverts force of impact away from the lens.

To complement the outstanding durability, the sight comes with ruggedized battery contacts and electronics which ensure performance and survivability in harsh environments. On top of that, it is designed to be fully waterproof and submersible to 20m/66ft.

For extra value, this red dot sight has dual illumination using tritium-phosphor and fiber optics. It also boasts True-Color multi-coated lens that create a wide-band light transmission for minimal change in target area color.


  • 5 MOA red dot reticle
  • Waterproof construction
  • Ruggedized battery contacts
  • Tempered glass window
  • Unlimited eye relief
  • 8 brightness settings
  • True-Color multi-coated lens
  • Forged aluminum housing


  • Long battery life
  • Sturdy and durable construction
  • Clear glass
  • Easy to mount and use


  • The battery access is underneath so you have to remove the sight from the firearm to change the battery

3) Bushnell Trophy TRS 1x25mm 3 MOA Red Dot Sight

Bushnell Trophy TRS



Bushnell Trophy TRS 1x25mm is the best red dot sight for Remington 870 for the budget-conscious buyers. It is reasonably affordable yet rich in features that you need to hone your shooting precision and acquire targets rapidly.

This red dot sight is optimized for precision shooting. It has a crisp 3 MOA red dot reticle which provides the ultimate balance of accuracy and speed. Even at extended ranges, the reticle maintains its precision and doesn’t obstruct the small sized targets.

For optimal flexibility, the sight has target turrets for windage and elevation adjustments. It also boasts unlimited eye relief which guarantees unmatched glassing comfort and enables speedy target finding and acquisition.

When it comes to construction, the Bushnell Trophy TRS 1x25mm is built 100% waterproof, fog proof and shock proof. Other than that, it is outfitted with multi-coated optics to provide exceptional optical clarity.


  • 3 MOA reticle
  • Unlimited eye relief
  • Multi-coated optics
  • Target turrets for windage and elevation
  • Fully waterproof and fog proof
  • Matte finish


  • Ultra-compact and lightweight design
  • Accurate
  • Versatile
  • Crisp clear dot
  • Good quality glass


  • No auto off function

4) SIG SAUER Romeo 1 1x30mm Mini Reflex Sight




If you are looking for an optic that will enhance your ability to acquire targets rapidly and accurately, look no further than the SIG SAUER Romeo 1 1x30mm Mini Reflex Sight.

It is built with a 3 MOA red dot reticle with multiple intensity settings. This ensures rapid target engagement in different lighting conditions and backgrounds. Furthermore, it provides an extremely large field of view for rapid target scanning and identification.

To help the reticle serve its purpose, this reflex sight has HDX glass which provides sharp contrast between it and target’s background. The unlimited eye relief guarantees snug glassing, while the 100 MOA adjustment range ensure optimal flexibility.

Construction-wise, this red dot sight is compact but tough as nail. It is built with an extremely strong CNC aluminum housing to ensure a lifetime of reliable service. Additionally, this optic has dependable IPX7 rating for complete immersion up to 1m.

The other essential features included are motion activated illumination, top loading battery compartment and mounting tools with the mount.


  • 6 MOA red dot reticle
  • Aluminum housing
  • Matte finish
  • HDX optical coating
  • Fog proof and IPX-7 water resistant
  • Motion activated illumination
  • TruHold twin adjustment springs


  • Top loading battery compartment
  • Lightweight
  • Clear glass and reticle
  • Easy to use
  • Mount included


  • Smaller viewing area

5) Viridian Weapon Technologies RFX-35 1x22mm Green Dot Sight

Viridian Weapon Technologies



Viridian Weapon Technologies RFX-35 1x22mm Green Dot Sight marks our fifth pick of the best red dot sight for Remington 870. This sub-compact optic is multi-platform friendly and ideal for a wide range of shooting applications.

It has a crisp 3 MOA green dot that is easy to spot even in broad daylight. Its accuracy is phenomenal in all environments to maximize functionality. Besides, the sight provides a large viewing window which is essential for rapid target acquisition.

In terms of construction, this optic has an aluminum housing. It is durable but lightweight to ensure that it does not add any weight on your shotgun. Moreover, it is completely shockproof, fog proof and water resistant for all weather operability.

With all these benefits plus the long battery life, this weapon sight will speed up your target acquisition and help you make the most out of your shooting expeditions.


  • Aluminum housing
  • 3 MOA green dot reticle
  • 10 brightness settings
  • Water resistant and fog proof
  • Unlimited eye relief
  • RMR mount type


  • Battery life
  • High quality craftmanship
  • Lightweight
  • Small footprint

6) Trijicon MRO 1x25mm Red Dot Sight

Trijicon MRO



Trijicon MRO 1x25mm Red Dot Sight is another high-end red dot sight ideal for shotgun shooting. It comes with all the modern features you need to hone your shooting accuracy and fine tune your shooting skills.

This red dot sight is designed to be used with both eyes open, providing maximum situational awareness. The large aperture maximizes the viewing area and enables rapid target finding. Besides, it is outfitted with advanced lens coatings and electronics to provide a crisp view of both the dot and the targets.

Trijicon optics have legendary rugged construction and this model is not any different. It has a forged 7075-T6 aluminum housing that is hard anodized against rust and corrosion that causes rust. Furthermore, it is fully waterproof and fog proof to provide reliable performance in demanding weather conditions.

To top off everything else, this red dot sight is specially designed for ambidextrous usage with 70 MOA adjustment range for both windage and elevation.


  • Forged 7075 aluminum housing
  • Ambidextrous brightness control
  • 8 illumination brightness settings
  • 70 MOA adjustment range
  • Cap less design
  • Multi-coated lenses
  • 2 MOA red dot reticle
  • Fully waterproof and fog proof
  • Hard-coat anodized finish


  • Lightweight
  • Bright and clear glass
  • Durable
  • Wide field of view
  • Long battery life

7) Burris FastFire III Reflex Red Dot Sight




When it comes to versatility, Burris FastFire III Reflex Red Dot Sight is hard to beat. It is a compact and reliable sighting tool which delivers the ultimate balance of speed and accuracy for different shooting applications such as self-defense, tactical shooting and hunting.

The aiming point of this sight is a 3 MOA red dot reticle with adjustable brightness. It has automatic brightness sensors to match the reticle to the ambient lighting conditions. Furthermore, it employs high quality optics which provide a clear view of the target and enhance contrast between the aiming point and the background.

Another impressive facet about this optic is it is made with user convenience in mind. It has unlimited eye relief that guarantees superior glassing comfort, with or without eyewear. On top of that, you can easily change the battery and the sight won’t require re-zeroing.

The durability of this red dot sight is also impressive. It is built using high strength aluminum housing and has a non-reflective matte finish which is also scratchproof. Moreover, this sighting tool is fully weatherproof and ideal for use in temperatures ranging from -10 to 130℉.


  • Automatic time-out feature
  • 1 MOA impact point correction
  • Waterproof and submersible
  • Anodized aluminum housing
  • Broad 90 MOA elevation and windage adjustment
  • Fully coated optics
  • Automatic brightness sensor
  • 3 MOA red dot reticle
  • Aluminum housing


  • Clear glass
  • Quality construction and craftmanship
  • Top battery compartment
  • Lightweight
  • Easy to install


  • No automatic on and off

Read Also

Why a Red Dot Sight for Remington 870?

Mounting a red dot sight on your Remington 870 can make a whole difference in the way that you shoot. Here are some of the compelling benefits that you are guaranteed of:

  1. Rapid Target Acquisition

This is the main benefit of getting a red dot sight for Remington 870. No matter the kind of shooting you will be doing, you will be able to decrease the time it takes to find and acquire your subjects in a significant manner

  1. Enhanced Accuracy

Red dot sights provide a crisp point of aim in all situations. This translates to more precise aiming and target acquisition

  1. Increased Situational Awareness

Most of the red dot sights enable both eyes shooting which translates to increased situational awareness

  1. Tactical Advantage

For home defense, a red dot sight offers unmatched tactical advantage. You will be able to aim quickly and shoot more accurately compared to when you use your naked eyes only

  1. Multi-Functionality

The best red dot sight for Remington 870 can be used with other types of firearms depending on the make and mounting design. On top of that, red dot sights are ideal for use in virtually all lighting conditions

Criteria for Choosing a Red Dot Sight for Remington 870

Reticle Size

The first thing to consider is reticle size which varies from one red dot sight to the other.

If you are after precision and speed, opt for a small size reticle of 4 MOA and below. Such reticles are highly accurate and perfect for situations where rapid target acquisition is essential.

On the other hand, you need a large reticle of 6 MOA and above if you have eyesight issues such as aging eyes. A large MOA reticle is easy to spot in any environment but not as precise as the smaller counterparts especially at extended ranges.

Battery Life

Red dot sights use batteries to illuminate the reticle. Regardless of what you purpose to use the sight for, models with a long battery life are preferable. It is also important to check the type of battery the sight uses and opt for a model that is powered by one that is easy to find in the stores.


The best red dot sight for Remington 870 is made with high-quality materials to ensure durability. Such materials include aircraft quality aluminum and magnesium alloy.

On top of the high-quality craftmanship, a good red dot sight is built ready for use in any environment. So, it should have dependable waterproof, fog proof and dust proof protection.

Brightness Adjustability

To push your Remington 870 to its full potential, you need a red dot sight that is operable in all lighting conditions. Ensure that you opt for a product with multiple brightness levels to accommodate all lighting conditions,  from bright light to low light. Furthermore, the brightness adjustment system should be smooth and reliable.


  • Which red dot sight is best for Remington 870?

The best red dot sight for Remington 870 is one that aligns with all your shooting needs and preference. Factors such as durability, ease of adjustment and reliability are important to consider when making your selection.

  • Are red dot sights suitable for all lighting conditions?

Yes, most red dot sights are operable in all lighting conditions. It is important to settle for a model that has multiple brightness settings to ensure visibility in all light settings including bright light and low light.


Red dot sights for Remington 870 shotgun offer a wide range of benefits from improved speed and accuracy to versatility and increased situational awareness. Take a keen look at the features that each red dot sight brings to the table and use that information to select the right model for your needs. Hopefully, you have found this article to be insightful and helpful as well.