Comparing the Holosun 509T X2 vs. 509T: Which is the Better Option?

The Holosun 509T X2 offers more features than the regular 509T, such as Quick Disconnect mount and Shake Awake technology.

Holosun 509T X2 Vs 509T

The Holosun 509T X2 and 509T offer a variety of features that make them optimal for tactical shooting scenarios. Both models boast full-metal construction, improved motion sensing, and an intuitive user interface; but they do have a few distinct differences that make one preferable for certain applications over the other. The Holosun 509T X2 offers a wider field of view, a shorter battery life, and an integrated solar panel that extends the battery life further, while the 509T has increased protection from dust and moisture but a more restricted field of view. Both models are designed to offer accurate reticle acquisition and can be used with night vision goggles. The 509T X2 is the more versatile choice for shooters who require extended battery life or want more visibility when aiming, while the 509T is better suited for those in harsh environments who need additional protection from moisture and dust.


The Holosun 509T X2 and the Holosun 509T have similar price tags. The X2 is slightly more expensive than the 509T, but not dramatically so. Both sights are incredibly affordable for their features and quality of construction. If youre looking for a reliable, high-quality red dot sight at an excellent price, either of these sights will provide that.


In terms of size, the Holosun 509T X2 and the Holosun 509T are almost identical. Both sights have a diameter of 33mm and a length of 65mm. The X2 has a slightly thicker base, but this wont affect its performance or ability to fit on most weapons systems.

Battery Life

When it comes to battery life, the two sights are very similar as well. The Holosun 509T X2 has an advertised battery life of up to 100,000 hours on a single CR2032 battery, while the Holosun 509T has an advertised battery life of up to 80,000 hours on a single CR2032 battery. This gives you plenty of time to enjoy your shooting experience without worrying about having to replace the batteries too often.


The weight difference between these two sights is minimal; both weigh in at just under 7 ounces (196 grams). This makes them incredibly lightweight and easy to mount on any rifle or handgun system without adding unnecessary bulk or weight. Both sights also have a wide range of mounting options available so that you can find the perfect fit for your weapon system.

Light Conditions Performance

When it comes to light conditions performance, both sights perform exceptionally well in low-light scenarios due to their advanced optics and lens coatings. The Holosun 509T X2 boasts an impressive 25 brightness settings with 10 night vision compatible settings and 5 daylight settings while the Holosun 509T offers 24 brightness settings with 8 night vision compatible settings and 5 daylight settings. This allows you to easily adapt your sights brightness level depending on your environments lighting conditions for optimal performance no matter what time of day it is.

Holosun 509T X2 Vs 509T

Materials Used

The Holosun 509T X2 and the Holosun 509T are both built out of durable aluminum, which is highly resistant to corrosion and wear and tear. Both models also feature a unique matte black finish that helps reduce glare and reflections to give you the best possible sight picture. The main difference between the two is that the X2 model has an additional layer of protection added to it with its hard anodized finish, which provides even greater durability against wear and tear.

Mounting Options

When it comes to mounting options, both the Holosun 509T X2 and the Holosun 509T are compatible with a variety of popular mounting systems. The X2 model has an additional option in that it can be mounted directly to a Picatinny rail or an M-LOK rail system without the need for any additional adapters or mounts. Both models also feature a quick detach lever that allows you to quickly secure or remove your optic from your firearm without having to use any tools.

Feature Availability And Durability

The Holosun 509T X2 and the Holosun 509T both offer users a wide range of features that make them ideal for use in various shooting scenarios. The X2 model boasts a higher level of brightness than its predecessor with up to 10 brightness settings, as well as motion-activated illumination technology that helps keep your reticle visible even in low-light conditions. The X2 also features shake awake technology which allows you to turn on your optic with just a few shakes of your firearm. Both models have been tested for durability under extreme conditions and have been proven reliable even after thousands of rounds being fired through them. Additionally, both models feature waterproof seals around their lens casing which help protect them from moisture and dust buildup when being used outdoors or in wet environments.

FAQ & Answers

Q: How much does a Holosun 509T X2 cost?
A: The Holosun 509T X2 typically retails around $400.

Q: What is the size of the Holosun 509T X2?
A: The Holosun 509T X2 is 2.5 inches in length and 1.1 inches in width, making it relatively small and lightweight.

Q: How long is the battery life of the Holosun 509T X2?
A: The Holosun 509T X2 is equipped with an extended battery life of up to 50,000 hours on a single CR2032 battery.

Q: What materials are used to build the Holosun 509T X2?
A: The Holosun 509TX2 is constructed using an aluminum alloy housing that is both lightweight and durable. It also features a titanium-alloyed hood for additional protection against impacts or scratches.

Q: Are there any mounting options available for the Holosun 509T X2?
A: Yes, the Holosun 509TX2 comes with two mounting options a Picatinny rail mount and an RMR mount allowing you to attach it to any suitable platform.

The Holosun 509T X2 and the 509T both offer excellent features for their price point. The X2 offers greater durability and a longer battery life, while the 509T has a slightly larger reticle size and brighter illumination. In terms of performance, both optics offer a clear image with little to no distortion. Ultimately, it is up to the user to decide which option is best for their needs, but either way they can rest assured knowing that they are getting an excellent product that will last them for years to come.

Author Profile

Solidarity Project
Solidarity Project
Solidarity Project was founded with a single aim in mind - to provide insights, information, and clarity on a wide range of topics spanning society, business, entertainment, and consumer goods. At its core, Solidarity Project is committed to promoting a culture of mutual understanding, informed decision-making, and intellectual curiosity.

We strive to offer readers an avenue to explore in-depth analysis, conduct thorough research, and seek answers to their burning questions. Whether you're searching for insights on societal trends, business practices, latest entertainment news, or product reviews, we've got you covered. Our commitment lies in providing you with reliable, comprehensive, and up-to-date information that's both transparent and easy to access.