6 Best Red Dot for Glock 45 MOS

Few accessories compare to red dot sights when you are on a mission to hone your shooting skills and push your firearm to its full potential. In the optics world, red dot sights have grown in popularity due to their adaptability and we are here to shed more light on the best red dot for Glock 45 MOS.

When shopping for a red dot sight for Glock 45 MOS, it is important to tailor your choice to your intended usage and preference. Each model comes with its unique set of features and when making your selection, you should opt for a model that comes with all the features you need, no matter the price. That way, you are guaranteed dependable performance during use.

This article breaks down red dot sights for Glock 45 MOS, their key features, and their pros and cons to help you choose right. We have also attached a comprehensive buying guide that entails key factors to consider when making your selection. But first up, here are the benefits to expect when you invest in a quality red dot sight for your Glock 45 MOS.

Benefits of Red Dot Sights

Improved Accuracy

Red dot sights help shooters shoot more accurately no matter the lighting environment. They make the shooter more aware of the point of aim which translates to precision shooting.

Rapid Target Acquisition

Furthermore, red dot sights are essential for rapid target acquisition. They provide a large viewing angle that enables easy target finding and fast acquisition.

Low-Light Performance

The reticle in red dot sights is usually illuminated to ensure visibility in all light conditions. Besides, you can tailor the illumination settings to match the ambient light setting and ensure confident aiming in different light settings.


Adaptability is another benefit that makes red dot sight beat other sighting tools in the optics industry. One red dot sight can be used for a plethora of applications from hunting to personal defense to shooting. What’s more, they are ideal for use in vast lighting and weather conditions.

Improved Situational Awareness

Red dot sights are among the few optics that enable shooting with both eyes open. This is essential in increasing situational awareness.

Ease of Use

Last but not least, red dot sights are built with ease of use in mind to accommodate all users, no matter their shooting skills or experience.

Best Red Dots for Glock 45 MOS

Red dot sights are an essential tool to have if you want to unlock the full potential of your Glock 45 MOS and here are the top-tier models worth your consideration. Let’s have a look.

#1) Leupold DeltaPoint Pro Red Dot Sight – Best Overall

best red dot for Glock 45 MOS



Leupold DeltaPoint Pro Red Dot Sight is a compact, lightweight, and easy-to-use red dot sight that is optimized for adaptability. It is ideally suited for close-range shooting applications in any lighting or weather conditions.

The selling point of this red dot sight is its durability. It is made with lightweight aluminum housing shrouded by spring steel. With its rock-solid construction, it weathers rough handling with ease and performs reliably even in unforgiving conditions.

Another attribute that makes it the best red dot for Glock 45 MOS is its accuracy. It has a crisp 2.5 MOA red dot reticle that is not just accurate, but also easy to spot and use. Better yet, the brightness of the reticle is adjustable to suit different target backgrounds and lighting conditions.

What’s more, this optic is ideally suited for use in temperatures ranging from -20 to 160℉. It also brings to the table motion sensor technology, a locking adjustment system, and a tool-less spring-actuated battery compartment.


  • Aluminum housing
  • 5 MOA red dot reticle
  • Motion sensor technology
  • Locking adjustment system
  • Waterproof and submersible to 33ft
  • 60 MOA adjustment range
  • Diamond Coat optical coating
  • Infinite eye relief
  • 8 brightness settings
  • 1 MOA adjustment click value
  • Matte finish


  • Compact and lightweight
  • Durable
  • Extended battery life
  • Easy to operate


  • Cheap cover

#2) Primary Arms SLx 1x23mm Mini Red Dot Reflex Sight – Best Budget

best red dot for Glock 45 MOS



If you are on a tight budget, the Primary Arms SLx 1x23mm Mini Red Dot Reflex Sight suits you. It is reasonably cheap but built with quality and durability in mind to serve you in any environment.

Weighing a mere 1.07oz, the red dot sight won’t add unnecessary weight to your handgun. It is easy to install and remove with the low-profile Picatinny mount included. Moreover, it is powered by a high-capacity battery and features a side-loading battery compartment for easy battery replacement.

In terms of construction, the red dot sight is made of 7075 aluminum which guarantees unparalleled durability and longevity. On top of the quality construction, it is shockproof, fog-proof, and waterproof for use in all weather conditions.

Well, that’s not all. The Primary Arms SLx 1x23mm Mini Red Dot Reflex Sight has fully multi-coated optics responsible for enhancing the views of the target. It also boasts a 3 MOA dot with daylight bright and night vision compatible brightness settings.


  • Side-loading battery tray
  • Autolive motion activation
  • Rugged 7075 aluminum body
  • 3 MOA dot reticle
  • Picatinny rail mount
  • Fully waterproof and fog-proof
  • Enclosed emitter
  • Fully multi-coated lenses
  • Hard coat anodized finish


  • Convenient push-button controls
  • Multiple mount optics
  • Long battery life
  • Budget-friendly


  • Slow refresh rate

#3) Trijicon RMR Type 2 3.25 MOA Red Dot Sight – Best Rugged

Trijicon RMR Type 2 3.25 MOA



The Trijicon RMR Type 2 3.25 MOA Red Dot Sight is engineered and built to enhance your shooting accuracy and performance. It is extremely easy to install and use, even for those new to shooting.

This red dot sight beats the rest in terms of durability. It is housed in a durable forged aluminum to perform in any field. Moreover, it has ruggedized battery contacts and electronics for survivability in harsh environments.

Another impressive thing about this multi-platform friendly red dot sight is optical finesse. It has a True-color, multi-coated lens that creates a wide-band light transmission while fighting glare. This results in clear sight pictures all through. Other than that, the sight features a crisp 3.25 MOA reticle that is illuminated for optimal visibility.

The other noteworthy features included are waterproof construction, battery conservation mode, and infinite eye relief.


  • Forged aluminum body
  • Waterproof and submersible to 66ft
  • True-color, multi-coated lens
  • Infinite eye relief
  • 1 MOA adjustment click value
  • Adjustable LED illumination
  • Upgraded electronics
  • Battery conservation mode


  • Multi-platform friendly
  • Sturdy and well-built
  • Ease of use
  • Long battery life


  • Costly

#4) Holosun HS507C-X2 Reflex Red Dot Sight – Best Value

Holosun HS507C-X2



Holosun HS507C-X2 Reflex Red Dot Sight is another compact red dot sight that comes with all the modern features you would expect. You should get it if you want to hone your skills and elevate your shooting.

Its build quality is a force to reckon with. It is made using quality manufacturing standards to provide a reliable sighting tool in all fields. Moreover, its interior is fully waterproof, fog-proof, and dustproof.

When it comes to optical features, this reliable red dot sight has multi-coated glass to enhance low-light performance and optical clarity. The 2 reticle modes complement the low-light performance and enhance precision when you are shooting in different lighting environments. Better yet, the illumination intensity of the reticle is automatically controlled based on the ambient light settings.


  • ACSS Vulcan reticle
  • Shake awake technology
  • Black hard coat anodized finish
  • Multi-coated glass
  • Solar Failsafe technology
  • Red LED illumination
  • 7075-T6 aluminum construction
  • Infinite eye relief
  • 50 MOA total adjustment range


  • Convenient battery tray
  • Multi-reticle system
  • Solid construction
  • Clear optics


  • Bad controls

#5) Vortex Venom 3 MOA Red Dot Sight – Best Compact

Vortex Venom 3 MOA



Next up, we have the Vortex Venom 3 MOA Red Dot Sight. This optic is compact, ultra-lightweight, and well-built to complement the functionality of your favorite firearm.

It features a 3 MOA red dot reticle that offers the best balance between speed and accuracy. You can easily fine-tune your accuracy with the ballistic and windage compensation controls that enable 1 MOA per click adjustments.

Furthermore, this sight is made to last. It has durable aluminum housing that features a single-piece chassis and a Type III anodized finish that makes it scratchproof and corrosion-resistant. What’s more, it is O-ring sealed to lock out moisture and dust.

Over and above that, the red dot sight features fully multi-coated optics that provide exceptional edge-to-edge clarity. The lenses are also treated with a scratch-proof Armortek coating to ensure quality of service for years.


  • Parallax-free optical configuration
  • Fully multi-coated optics
  • 3 MOA red dot reticle
  • Waterproof and dustproof
  • Infinite eye relief
  • True 1x magnification
  • 1 MOA impact point correction
  • Single-piece aluminum chassis
  • Type III anodized finish
  • Armortek protective lens coating


  • Ultra-compact and lightweight
  • Affordable
  • Quick, straightforward installation
  • Bright and crisp optics


  • Quality issues

#6) Burris FastFire III – Most Versatile

Burris FastFire III



The Burris FastFire III marks our sixth and last pick of the best red dot for Glock 45 MOS. It is an outstanding red dot sight with superior adaptability and rugged construction that guarantees reliable performance in all outdoor environments.

This red dot sight has a 3 MOA red dot reticle. It is big enough to spot with ease in different lighting conditions but it won’t obstruct targets no matter how small they might be. Moreover, you can customize it to three brightness levels to match your preference and target background.

To help the reticle serve its purpose, this red dot sight has a large objective lens window and fully multi-coated optics that enhance light transmission. As a result, you can find your targets with ease and acquire them quickly.

The construction quality of this optic is also impressive. It is made of aluminum with a non-reflective matte-black anodized finish that shields it from scratches and corrosion. Over and above that, it is designed and built with a top-loading battery compartment for convenient battery access.

To top off everything else, the Burris FastFire III red dot sight is waterproof, submersible, and ideally suited for use in extreme temperatures as low as -10℉ and as high as 130℉.


  • Standard, detachable Picatinny mount
  • Infinite eye relief
  • Three brightness settings
  • Aluminum housing
  • Non-reflective anodized finish
  • Waterproof and submersible
  • Automatic time-out
  • 1 MOA adjustment click value
  • Automatic brightness sensor


  • Compact size
  • Easy battery access
  • Solid and reliable construction
  • Clear lens
  • Easy to use


  • Reticle

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Criteria for Choosing the Best Red Dot for Glock 45 MOS

Whether you are buying a Glock 45 MOS red dot sight for the first time or looking for an upgrade, here are the important factors to put into consideration.


Solid and reliable construction is a critical feature in red dot sights. It determines the sight’s performance in challenging conditions and overall durability.

Opt for a model that is made with high-grade aluminum, magnesium alloy, or any other top-tier material that withstands not just average tear, but also the impact that comes with outdoor use.

Reticle Quality

The reticle in red dot sights varies in size from one product to the other. It is measured in MOA with small reticles of 3 MOA and below being the best for quick and efficient target acquisition. Large reticles on the other hand are easy to spot and ideal for beginners. However, they lack the accuracy found in their smaller counterparts.

Weather Resistance

The best red dot for Glock 45 MOS should be ideally suited for use in all kinds of weather conditions. Its interior should be O-ring sealed to ensure that neither moisture nor dust seeps into the device. It is also important to get a red dot sight that is fog-proof and operable in extreme temperatures.

Battery Life

It is with no doubt that the battery life in red dot sights plays a vital role in determining overall efficiency. It is therefore wise to invest in a product that is powered by a high-capacity battery. With a long lifespan, the red dot sight will be economical to maintain. You will also be able to concentrate more on your shooting rather than the nagging worry of your sight failing in the middle of use.

Size and Weight

You must find a red dot sight that is compact and optimized for handgun shooting. With the small size, the red dot sight will be easy to install and simple to shoot. Furthermore, the best red dot for Glock 45 MOS should have an ultra-lightweight construction to avoid adding unnecessary weight.


  • Is a red dot on Glock 45 MOS worth it?

Yes. Adding a quality red dot sight to your is important and worth it. It will significantly enhance your shooting accuracy and speed of target acquisition, especially at extended distances, and help ensure that you get the most from every outdoor outing.

  • Is Glock 45 MOS good for concealed carry?

Yes, it is. Glock 45 MOS has a compact frame and slide that make it ideal for concealed carry. The compact form also makes it easy to shoot.

  • Are red dot sights compatible with Glock 45 MOS out of the box?

It depends on the specific mount the red dot sight comes with. But most red dot sights are compatible with Glock 45 MOS out of the box as it is an optic-ready pistol.

Final Words

Finding the best red dot for Glock 45 MOS doesn’t have to be a taxing task if you already know the features to look for. Each of the red dots we have mentioned in this guide brings to the table plenty of unique features that cater to the vast needs and preferences of every gun enthusiast out there. Look at the features that make each model the right purchase and choose accordingly.