5 Best Red Dot Sight for Ruger Security 9

Are you looking to enhance your shooting with the best red dot sight for Ruger Security 9? If yes, look no further. A red dot sight is an important tool to have for Ruger Security 9 and this article aims to shed more light on the best models available on the market.

In the industry of firearm optics, red dot sights have emerged as essential tools for virtually all shooting applications. From fine-tuning your shooting precision to increasing your situational awareness in the field, these optics make a handy addition to every firearm enthusiast out there. What’s more, they come in different sizes and designs to meet the varying needs of users.

Mounting a red dot sight on the Ruger Security 9 is easy with the right optic plate. It is a simple handgun that performs better with the right accessories at hand. In this roundup, we will review the best red dot sights for Ruger Security 9 and also provide an in-depth buying guide to help you choose right. But first, here are the benefits you can expect after adding a red dot sight on the Ruger Security 9.

Benefits of Red Dot Sights for Ruger Security 9

Whether you use your Ruger Security 9 for concealed carry, general range practice, or any other applications, here are the benefits that come with adding a worthy red dot sight onto it.

Better Low Light Performance

Red dot sights are optimized for use in virtually all lighting conditions. Even in low light settings of dusk and dawn, these optics provide a clear point of aim to boost your aiming confidence.

Enhanced Shooting Precision

Furthermore, red dot sights simplify the point of aim leading to enhanced shooting precision and proficiency.

Rapid Target Acquisition

The large sighting window in red dot sights leads to faster target acquisition. This is irrespective of the environment you are shooting in.

Increased Situational Awareness

Red dot sights enable one to shoot with both eyes open. This leads to increased shooting confidence and greater situational awareness.

Fast Follow-Up Shots

In fast-paced situations, red dot sights enable one to make fast follow-up shots by aligning quickly with the target.

Best Red Dot Sights for Ruger Security 9 – Top Picks

Let’s now look at your options on the very best Ruger Security red dot optics.

1) Vortex Venom Red Dot Sight – Best Overall

best red dot sight for Ruger Security 9



Vortex Venom Red Dot Sight is by far the best red dot sight for Ruger Security 9. It promotes rapid target acquisition with a 3 MOA red dot reticle which provides the best balance of speed and precision in virtually all shooting scenarios.

The versatile reticle is complemented by high-quality, fully multi-coated lenses that provide a clean, wide field of view. This leads to rapid target finding and acquisition. Besides that, the sight features 10 brightness levels that you can use to control the illumination of the reticle relative to the ambient light settings.

Another stand-out facet of this red dot sight is its battery access. It has a top load system that makes changing the CR1632 battery a walk in the park without having to detach it from the handgun. What’s more, the 1 MOA windage and elevation adjustments are easily accessible and super sleek.

Above all, the Vortex Venom Red Dot Sight has a rugged chassis with a rubberized coating that helps prevent damage to the interior electronics.


  • 3 MOA red dot reticle
  • 1 MOA adjustment click value
  • 10 brightness levels
  • Top load battery access
  • Aluminum housing
  • Fully multi-coated optics
  • Parallax-free optical configuration
  • Infinite eye relief
  • Fully waterproof and shockproof


  • Easy to use controls
  • Convenient battery access
  • Sturdy and well-built
  • Lightweight and compact design


  • Battery life

2) Ade Advanced Optics Crusader RD3-009 Red Dot Reflex Sight – Best Budget

best red dot sight for Ruger Security 9



The Ade Advanced Optics Crusader RD3-009 Red Dot Reflex Sight suits you if you are looking for a quality and user-friendly optic but tight on a budget. It is one of the most reliable budget sights that excels in virtually all light settings.

A defining feature of this sighting tool is its accuracy. It employs a crisp 5 MOA red dot reticle that is easy to spot and accurate in all environments. Besides, the brightness of the reticle is adjustable in five different illumination settings.

Regarding construction, the sight is built with durability in mind. It has a rugged design to stand the test of time. Moreover, the interior is IP67 waterproof and dustproof for operability in all weather conditions.

What’s more, this optic brings to the table precision-ground lenses polished to exacting geometrics to eliminate parallax and provide clean and sharp sight pictures. Over and above that, it has fully adjustable windage and elevation and lock turrets to prevent any accidental shift during use.


  • 5 MOA red dot reticle
  • IP67 water resistance level
  • Unlimited eye relief
  • Lockable turrets
  • Fully adjustable windage and elevation
  • Precision-ground lenses
  • Shockproof and fog-resistant


  • Budget-friendly
  • Reliable and durable construction
  • Bright and clear sighting window
  • Picatinny plate and mount included


  • Battery not included

3) Burris FastFire III 3 MOA Dot Red Dot Sight – Best Versatile

Burris FastFire III 3 MOA



The Burris FastFire III 3 MOA red dot sight offers the best balance of value and versatility. It is compatible with a wide variety of handguns and rifles and is suitable for a ton of hunting and shooting applications.

This optic is lightweight but tough to stand the test of time. It is built from hard-wearing materials for ultimate durability and with a shockproof design to stand up to punishing recoil. On top of that, it is sealed to lock out dust, moisture, and any other debris.

In terms of use and handling, this red dot sight features a top battery compartment for easy battery access. Other than that, the 3 MOA reticle has three adjustable brightness settings to ensure confident aiming in different lighting conditions.

To off everything else, the Burris FastFire III 3 MOA red dot sight features a large glassing window that is essential for rapid target finding and acquisition.


  • Three brightness levels
  • Fully waterproof and fog-resistant
  • Bright 3 MOA red dot reticle
  • Top-load battery compartment
  • Parallax-free
  • Adjustable windage and elevation
  • High-grade optical glass
  • Index-matched, Hi-Lume multi-coated optics


  • Easy to install
  • Good value for the price
  • Automatic brightness sensor
  • Accurate
  • Bright and crisp red dot reticle


  • The switch is hard to push

4) Vortex Viper Red Dot Sight – Best for Beginners

Vortex Viper Red Dot Sight



The Vortex Viper Red Dot Sight marks our next recommendation for the best red dot sight for Ruger Security 9. This red dot sight is designed with ease of use in mind to accommodate all shooters, including beginners.

Featuring a daylight bright 6 MOA red dot reticle, the sight enables rapid target acquisition regardless of the lighting conditions or target background. The reticle is optimally illuminated to ensure confident aiming in all light settings and both the power and illumination controls are easy to access and adjust.

Furthermore, the red dot sight has a fully multi-coated lens that provides a clear, wide, unobstructed field of view. It also boasts a scratchproof Armortek coating that provides an extra shield for the lens from oil, dirt, and stains.

Vortex optics are known for their rugged construction and this optic is not any different. It has a shockproof construction that makes it ready for use in all conditions. On top of that, the interior is O-ring sealed to prevent moisture, dust, and debris from penetrating and damaging the electronics.


  • Low-profile design
  • Fully multi-coated lens
  • Waterproof and dust-proof construction
  • Hard anodized finish
  • 1 MOA windage and elevation adjustment
  • Armortek lens coating
  • 6 MOA daylight bright red dot reticle


  • Easy to install and operate
  • Battery included
  • Lightweight design
  • Durable and well-made


  • No night vision compatible settings

5) Leupold DeltaPoint Pro Red Dot Sight – Best Value

Leupold DeltaPoint Pro



The Leupold DeltaPoint Pro Red Dot Sight is another advanced optic that is made with the avid shooter in mind. It is optimized for versatility and harbors a ton of cutting-edge features that you need to push the performance of your handgun and make every shooting excursion a success.

The aiming point in this optic is a 2.5 MOA reticle. It is easy to spot and doesn’t obscure the small targets. What’s more, you can tailor its illumination to suit your shooting needs and preferences using the 8 adjustable brightness settings.

Another impressive thing about the sight is its construction quality. It is built from aluminum to stand any abuse. Furthermore, the optic is fully waterproof, submersible to 33ft, and ideal for use in temperatures ranging from -20 to 120℉.

To complement the robust construction, the red dot sight features unlimited eye relief and parallax-free optics that work together to enhance your shooting precision. It also boasts a Diamond Coat optical coating responsible for eliminating glare and enhancing optical clarity.


  • 1 MOA adjustment click value
  • Aluminum construction
  • Low-glare matte finish
  • Fully waterproof and submersible to 33ft
  • Fog-proof and shock-resistant
  • 60 MOA total adjustment range
  • Unlimited eye relief
  • 8 brightness settings
  • Diamond coat optical coating
  • Open emitter
  • Shrouded in rugged spring steel
  • Motion sensor technology


  • Locking adjustment system
  • Excellent craftsmanship
  • Crisp clear optics
  • Ease of use
  • Lightweight and versatile


  • Poor battery life

How to Choose the Best Red Dot Sight for Ruger Security 9

When choosing a red dot sight for Ruger Security 9, consider these essential factors:


This is the first thing to take into account. Not all red dot sights available out there are compatible with the Ruger Security 9. So, look at the mount style the sight comes with and ensure that it is compatible with your handgun.


It is important to get a red dot sight that is built with durability in mind. Handgun shooting can be rough on optics but a model that is durable and well-built will stand the test of time. Red dot sights made with hard-wearing materials that promise longevity are preferred.

Reticle Size

The size of the reticle in red dot sights varies from one product to the other. Your shooting needs and specific preferences will dictate the reticle size that you get. A large MOA of 6 MOA and above simplifies target acquisition and is ideal for beginners and seniors. Smaller MOA reticles on the other hand enhance precision across vast shooting environments as they are accurate and easy to acquire.

Weather Resistance

Whether you plan to use the red dot sight for self-defense, hunting, or general range applications, it should be fully waterproof, dust-proof, and weather-resistant. This enables confident shooting even in harsh environmental conditions.

Battery Life

It is also important to pay attention to battery life. The best red dot sight for Ruger Security 9 should have a long-lasting battery life that promises reliable performance, especially during lengthy shooting scenarios. Long battery life also means less maintenance.

Optical Quality

A red dot sight is only as good as the quality of optics it employs. Ensure you pick a model with clear, high-quality lenses for better and easy sighting. The model you choose should also feature premium anti-reflective coatings on all air-to-glass surfaces to fight glare and boost light transmission.

Read Also

How to Maintain a Red Dot Sight

Proper care and maintenance of red dot sights is vital to enhancing its performance and overall longevity. Here are a few tips on how you can maintain and care for your red dot sight.

  1. Frequent Cleaning

Just like any other optics, red dot sights are prone to getting dirty after a prolonged period of use. Plan to clean your model regularly using the right products.

  1. Regular Maintenance

In addition to periodic cleaning, you should have a regular maintenance schedule depending on how frequently you use the red dot sight. With periodic maintenance, you will be able to keep the red dot sight in its optimal condition.

  1. Battery Inspection

Check the condition of the battery regularly and ensure that it is properly seated and functioning. If the power is nearly drained, replace it with a new one to prevent unexpected failures.

  1. Proper Storage

When you are not using the red dot sight, store it in a protective case. With proper storage, you will protect it from impacts and damage from elements like moisture and dust among others.


  • Can I put a red dot on a Ruger Security 9?

Yes. To do so, you should remove the rear sight on your handgun and replace it with a mount that will house the red dot sight. Most red dot sights for Ruger Security 9 come with mounting hardware included for easy installation.

  • What is the best size red dot for Ruger Security 9?

It depends on individual preferences and shooting needs. Red dot sights with 3 MOA or less are ideal for shooting applications where precision and accuracy are most important to the shooter. On the other hand, larger than 6 MOA reticles are great for fast aiming and shooting, typically at close ranges.


Hopefully, this article has been insightful and of great help to you. The best red dot sight for Ruger Security 9 comes with advanced features you need to fine-tune your shooting skills and all the models we have mentioned have this and more to offer. So, look at the impressive attributes each model brings to the table and choose accordingly.