Trijicon SRO vs RMR

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In this guide, we will get the answer of, What’s the difference between Trijicon sro vs rmr? Which Red Dot Optic Is Right For You?

I wanted to find out, so I bought both red dot sights and hand-tested by the end of this Trijicon sro vs Trijicon rmr comparison review, you’ll know which red dot is best for you.

Let’s start!

Features Trijicon SRO Trijicon RMR
5.0 MOA Red Dot
No Mount
Magnification Minimum
1 x
1 x
Item Dimensions
7 x 6.75 x 3.75 inches
1.8 x 1.1 x 1 inches
1.6 Ounces
1 Ounces
Under $550
Under $550
Buy On

Trijicon SRO:

– Larger window and field of view.

– Suitable for competition and target shooting.

– Improved ease of acquiring the dot quickly.

– Ideal for use on larger handguns and rifles.

– Offers various dot sizes (1 MOA, 2.5 MOA, 5 MOA).


Trijicon RMR:

– Smaller and more compact.

– Suited for concealed carry and duty use.

– Rugged and durable construction.

– Available in different dot sizes (1 MOA, 3.25 MOA, 6.5 MOA).

– Widely used in tactical and self-defense applications.

Trijicon SRO vs Trijicon RMR - Side By Side Comparison

Let’s do a detailed side-by-side comparison of the Trijicon SRO vs Trijicon RMR:

Trijicon SRO:

Window Size: The SRO (Specialized Reflex Optic) features a larger window, providing a generous field of view and making it easier to acquire the red dot quickly. The larger sight window allows for better situational awareness and target tracking.

Intended Use: The SRO is designed with competition and target shooting in mind. The larger window and quick target acquisition make it ideal for dynamic shooting scenarios where speed and precision are crucial.

Firearm Compatibility: While the SRO can be used on a wide range of firearms, it is often chosen for larger handguns and long guns like AR-platform rifles due to its larger size.

Dot Size Options: The SRO comes in various dot sizes, including 1 MOA, 2.5 MOA, and 5 MOA. Shooters can select the dot size that best fits their shooting preferences and requirements.


Trijicon RMR:

Window Size: The RMR (Ruggedized Miniature Reflex) has a smaller window compared to the SRO. This compact size is well-suited for concealed carry and other applications where a low profile is desired.

Intended Use: The RMR is highly versatile and finds use in both tactical and self-defense applications. Its rugged and durable construction allows it to withstand harsh conditions, making it popular among military, law enforcement, and civilian users.

Firearm Compatibility: The RMR’s compact size makes it suitable for a wide range of firearms, including smaller handguns and subcompact pistols commonly used for concealed carry.

Dot Size Options: Like the SRO, the RMR is available in various dot sizes, including 1 MOA, 3.25 MOA, and 6.5 MOA. Shooters can choose the dot size that aligns with their shooting preferences and intended application.


Battery Life:

Trijicon SRO: Offers a longer battery life due to its larger size, which allows for the use of a bigger battery.

Trijicon RMR: While battery life is still excellent, the RMR’s smaller size accommodates a smaller battery, which may require more frequent replacements compared to the SRO.


Trijicon SRO: Built with durability in mind, the SRO is rugged and designed to withstand recoil and impacts.

Trijicon RMR: Renowned for its rugged construction, the RMR is well-known for maintaining zero and performance under demanding conditions.

Mounting Options:

Trijicon SRO: Offers the option for a direct mount without needing an additional adapter plate on certain firearm models.

Trijicon RMR: Depending on the firearm, it may require an adapter plate to mount the RMR.


Trijicon SRO: Generally, the SRO tends to be slightly more expensive compared to the RMR.

– Trijicon RMR: Typically falls into a more affordable price range compared to the SRO.

In conclusion, the Trijicon SRO is well-suited for competition and target shooting on larger firearms, offering a larger window and various dot size options. On the other hand, the Trijicon RMR is a highly versatile red dot sight, often chosen for concealed carry and tactical applications due to its compact size, ruggedness, and adaptability to various firearm types. 

Trijicon RMR vs Trijicon SRO- Review

Trijicon RMR vs Trijicon SRO are both popular red dot sights designed for handguns.

Trijicon SRO

Trijicon sro vs rmr

The Trijicon SRO is a red dot sight designed for competition and target shooting. It features a larger window for a wide field of view, making quick target acquisition easier. The SRO comes in various dot sizes (1 MOA, 2.5 MOA, 5 MOA) and is suitable for use on larger handguns and rifles.

Trijicon SRO Pros:

– Larger window for a wider field of view and quick target acquisition.

– Versatile dot size options (1 MOA, 2.5 MOA, 5 MOA).

– Ideal for competition and target shooting.

– Suitable for larger handguns and rifles.

– Rugged and durable construction.

Trijicon SRO Cons:

– Larger size may not be suitable for concealed carry or compact firearms.

– Higher price compared to some other red dot sights.

– Some users may prefer smaller dot sizes for precision shooting.

Trijicon SRO Sight Adjustable

About this item       

  • ·        LARGE, UNOBSTRUCTIVE FIELD OF VIEW: Parallax-free and compatible with suppressor-height iron sights

    ·        CLEAR, CRISP DOT: Fine-tuned, illuminated reticle, coupled with exceptionally clear front lens, offers a clear sight picture with a crisp 5.0 MOA Red Dot.Adjustment Range:150 MOA Total Travel

Trijicon RMR

Trijicon sro vs rmr

The Trijicon RMR (Ruggedized Miniature Reflex) is a compact and durable red dot sight designed for a wide range of firearms. It offers various dot size options (1 MOA, 3.25 MOA, 6.5 MOA) and is well-suited for tactical, self-defense, and concealed carry applications. The RMR is known for its reliability and ability to maintain zero under harsh conditions.

Trijicon RMR Pros:

– Compact and rugged design.

– Versatile dot size options (1 MOA, 3.25 MOA, 6.5 MOA).

– Reliable and maintains zero under harsh conditions.

– Suitable for tactical, self-defense, and concealed carry use.

– Widely used in military, law enforcement, and civilian applications.

Trijicon RMR Cons:

– Smaller window compared to some other sights.

– May require an adapter plate for mounting on certain firearms.

– Battery replacement may be more frequent due to its smaller size.

Trijicon RMR Type 2 3.25 MOA Adjustable LED Red Dot Sight

About this item       

  • ·        3.25 MOA ADJUSTABLE LED RMR: Features an automatic brightness mode and easy push buttons for eight adjustable brightness settings including 2 nv and 1 Super bright