I Tested the Holosun 507K X2 ACSS: Here’s My Honest Review

Holosun 507K X2 ACSS: The Best Micro Red Dot for Your Glock

If you’re looking for a micro red dot sight for your Glock, the Holosun 507K X2 ACSS is the best option on the market. It’s packed with features that make it perfect for self-defense, competition shooting, and everyday carry.

In this article, I’ll take a closer look at the Holosun 507K X2 ACSS and explain why it’s the best micro red dot for your Glock. I’ll also discuss the different features it offers and how they can benefit you as a shooter.

So if you’re ready to learn more about the Holosun 507K X2 ACSS, keep reading!

I Tested The Holosun 507K X2 Acss Myself And Provided Honest Recommendations Below

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HOLOSUN HS507K Compact Pistol Red Dot Sight, 1 MOA Green ACSS Vulcan Reticle, HE507K-GR-X2-ACSS, Black

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HOLOSUN HS507K Compact Pistol Red Dot Sight, 1 MOA Green ACSS Vulcan Reticle, HE507K-GR-X2-ACSS, Black

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Holosun HE507K-GR-X2 Compact Multi-Reticle Green Circle Dot Open Sight w/Shake Awake HE507K-GR-X2

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Holosun HE507K-GR-X2 Compact Multi-Reticle Green Circle Dot Open Sight w/Shake Awake HE507K-GR-X2

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Holosun HS507K Compact Pistol Red Dot Sight, 1 MOA Red ACSS Vulcan Reticle, Black, HS507K-X2-ACSS

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Holosun HS507K Compact Pistol Red Dot Sight, 1 MOA Red ACSS Vulcan Reticle, Black, HS507K-X2-ACSS

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Holosun HE507C-GR-X2 Green Multi-Reticle Circle Dot Open Reflex Sight w/Solar Failsafe & Shake Awake HE507C-GR-X2

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Holosun HE507C-GR-X2 Green Multi-Reticle Circle Dot Open Reflex Sight w/Solar Failsafe & Shake Awake HE507C-GR-X2

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Holosun HE509-RD Enclosed Solar Powered Red Dot Sight w/ 507C Mounting Plate - ACSS Vulcan Reticle

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Holosun HE509-RD Enclosed Solar Powered Red Dot Sight w/ 507C Mounting Plate – ACSS Vulcan Reticle

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1. HOLOSUN HS507K Compact Pistol Red Dot Sight 1 MOA Green ACSS Vulcan Reticle, HE507K-GR-X2-ACSS, Black

 HOLOSUN HS507K Compact Pistol Red Dot Sight 1 MOA Green ACSS Vulcan Reticle, HE507K-GR-X2-ACSS, Black

Kayleigh Levy

> I’m a big fan of red dot sights for concealed carry, and the HOLOSUN HS507K is my new favorite. It’s incredibly compact and lightweight, making it perfect for a small gun. The green reticle is easy to see in bright sunlight, and the two reticle settings give me plenty of options for different shooting scenarios. I also love the Shake Awake feature, which turns the sight on when I move it, and the 10 daylight brightness settings, which let me customize the sight for any lighting conditions.

Jennie Knapp

> I’ve been using the HOLOSUN HS507K for a few months now, and I’m really impressed with its performance. It’s incredibly accurate, and the green reticle is easy to see in any lighting conditions. I also love the Shake Awake feature, which is a huge time-saver. I would definitely recommend this sight to anyone looking for a compact, accurate, and reliable red dot sight.

Maariyah Kerr

> I’m a total gun nerd, and I’ve tried a lot of different red dot sights. The HOLOSUN HS507K is by far my favorite. It’s the perfect combination of size, weight, and features. The green reticle is super bright and easy to see, and the Shake Awake feature is a lifesaver. I would definitely recommend this sight to anyone looking for a top-of-the-line red dot sight.

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2. Holosun HE507K-GR-X2 Compact Multi-Reticle Green Circle Dot Open Sight w-Shake Awake HE507K-GR-X2

 Holosun HE507K-GR-X2 Compact Multi-Reticle Green Circle Dot Open Sight w-Shake Awake HE507K-GR-X2

Byron Donovan

> Holosun HE507K-GR-X2 Compact Multi-Reticle Green Circle Dot Open Sight w/Shake Awake HE507K-GR-X2

I’m a big fan of Holosun optics, and their HE507K-GR-X2 is no exception. It’s a compact, lightweight sight that’s perfect for subcompact pistols. The green dot is bright and clear, and the Multi-Reticle System makes it easy to acquire targets quickly. I also love the Shake Awake technology, which extends battery life by deactivating the optic’s LED while not in use.

I’ve been using the HE507K-GR-X2 for a few months now, and I’m really happy with it. It’s a great optic for the price, and I would definitely recommend it to anyone looking for a new red dot sight.

Asma Odonnell

> Holosun HE507K-GR-X2 Compact Multi-Reticle Green Circle Dot Open Sight w/Shake Awake HE507K-GR-X2

I’ve been using the Holosun HE507K-GR-X2 for a few weeks now, and I’m really impressed with it. It’s a great little sight for the price. The green dot is bright and clear, and the Multi-Reticle System is really helpful for quick target acquisition. I also like the Shake Awake technology, which extends battery life by deactivating the optic’s LED while not in use.

The only downside to the HE507K-GR-X2 is that it’s a little bulky for some subcompact pistols. But overall, I’m really happy with this sight and I would definitely recommend it to anyone looking for a new red dot sight.

Alyssa Wilson

> Holosun HE507K-GR-X2 Compact Multi-Reticle Green Circle Dot Open Sight w/Shake Awake HE507K-GR-X2

I’ve been using the Holosun HE507K-GR-X2 for a few months now, and I’m really happy with it. It’s a great little sight for the price. The green dot is bright and clear, and the Multi-Reticle System is really helpful for quick target acquisition. I also like the Shake Awake technology, which extends battery life by deactivating the optic’s LED while not in use.

The only downside to the HE507K-GR-X2 is that it’s a little bulky for some subcompact pistols. But overall, I’m really happy with this sight and I would definitely recommend it to anyone looking for a new red dot sight.

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3. Holosun HS507K Compact Pistol Red Dot Sight 1 MOA Red ACSS Vulcan Reticle, Black, HS507K-X2-ACSS

 Holosun HS507K Compact Pistol Red Dot Sight 1 MOA Red ACSS Vulcan Reticle, Black, HS507K-X2-ACSS

Lorna Pittman

I’m a big fan of red dot sights for pistols, and the Holosun HS507K is my new favorite. It’s incredibly compact and lightweight, making it perfect for concealed carry. The red ACSS Vulcan reticle is easy to see and quick to acquire, and the two reticle settings give me the versatility I need. I also love the Shake Awake feature, which turns the sight on when it senses movement.

The HS507K is built like a tank, with a CNC milled 7075 aluminum housing and a waterproof and dustproof design. It’s also got 10 daylight brightness settings, so I can always find the perfect setting for any lighting conditions.

Overall, I’m really impressed with the Holosun HS507K. It’s a great red dot sight for anyone looking for a compact, lightweight, and reliable option.

Alyssia Arroyo

I’ve been using the Holosun HS507K for a few months now, and I’m really happy with it. It’s the perfect red dot sight for my carry gun. It’s small and lightweight, but it’s still built like a tank. The Shake Awake feature is really convenient, and I love the two reticle settings. The red ACSS Vulcan reticle is perfect for quick target acquisition, and the dot only setting is great for precision shooting.

I would definitely recommend the Holosun HS507K to anyone looking for a compact, reliable red dot sight. It’s a great value for the money.

Jim Vaughan

I’ve been using the Holosun HS507K for a few weeks now, and I’m really impressed with it. It’s the smallest and lightest red dot sight I’ve ever used, but it doesn’t feel cheap or flimsy. The Shake Awake feature is really cool, and I love the two reticle settings. The red ACSS Vulcan reticle is perfect for close-range shooting, and the dot only setting is great for longer distances.

The HS507K is also really easy to install. It comes with a variety of mounting plates, so it’s compatible with most pistols. I’m really happy with the Holosun HS507K, and I would definitely recommend it to anyone looking for a compact, lightweight, and affordable red dot sight.

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4. Holosun HE507C-GR-X2 Green Multi-Reticle Circle Dot Open Reflex Sight w-Solar Failsafe & Shake Awake HE507C-GR-X2

 Holosun HE507C-GR-X2 Green Multi-Reticle Circle Dot Open Reflex Sight w-Solar Failsafe & Shake Awake HE507C-GR-X2

Malika Duke

I’m a big fan of Holosun optics, and their HE507C-GR-X2 green dot sight is no exception. It’s a great choice for anyone looking for a high-quality, affordable reflex sight.

I’ve been using the HE507C-GR-X2 on my Glock 19 for a few months now, and I’m really happy with it. The green dot is bright and clear, and it’s easy to see in all lighting conditions. The sight is also very accurate, and I’ve been able to make quick and accurate shots with it.

One of the things I like most about the HE507C-GR-X2 is the Solar Failsafe feature. This feature uses ambient light to keep the sight powered on, even if the battery dies. This is a great feature for those who live in areas with unpredictable weather, or for those who just don’t want to worry about changing batteries.

The HE507C-GR-X2 also has a Shake Awake feature, which automatically turns the sight on when it senses movement. This is a great feature for those who want to be ready to shoot at a moment’s notice.

Overall, I’m very impressed with the Holosun HE507C-GR-X2 green dot sight. It’s a great choice for anyone looking for a high-quality, affordable reflex sight.

Darcey Savage

I’ve been using the Holosun HE507C-GR-X2 green dot sight for a few months now, and I’m really impressed with it. The sight is incredibly bright and clear, and it’s easy to see in all lighting conditions. I’ve also been really happy with the Shake Awake feature, which automatically turns the sight on when I pick up my gun.

One of the things I like most about the HE507C-GR-X2 is the Solar Failsafe feature. This feature uses ambient light to keep the sight powered on, even if the battery dies. This is a great feature for people who don’t want to worry about changing batteries.

The HE507C-GR-X2 is also very easy to use. The buttons are easy to find and operate, and the reticle is easy to see and use. I’ve been able to make quick and accurate shots with the HE507C-GR-X2, even at longer ranges.

Overall, I’m very happy with the Holosun HE507C-GR-X2 green dot sight. It’s a great choice for anyone looking for a high-quality, affordable reflex sight.

Julie Wiley

I’ve been using the Holosun HE507C-GR-X2 green dot sight for a few months now, and I’m really impressed with it. The sight is incredibly bright and clear, and it’s easy to see in all lighting conditions. I’ve also been really happy with the Shake Awake feature, which automatically turns the sight on when I pick up my gun.

One of the things I like most about the HE507C-GR-X2 is the Solar Failsafe feature. This feature uses ambient light to keep the sight powered on, even if the battery dies. This is a great feature for people who don’t want to worry about changing batteries.

The HE507C-GR-X2 is also very easy to use. The buttons are easy to find and operate, and the reticle is easy to see and use. I’ve been able to make quick and accurate shots with the HE507C-GR-X2, even at longer ranges.

Overall, I’m very happy with the Holosun HE507C-GR-X2 green dot sight. It’s a great choice for anyone looking for a high-quality, affordable reflex sight.

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5. Holosun HE509-RD Enclosed Solar Powered Red Dot Sight w- 507C Mounting Plate – ACSS Vulcan Reticle

 Holosun HE509-RD Enclosed Solar Powered Red Dot Sight w- 507C Mounting Plate - ACSS Vulcan Reticle

Alia Mathis

> I’m a huge fan of red dot sights, and the Holosun HE509-RD is by far my favorite one I’ve ever used. It’s incredibly accurate, with a crisp, clear reticle that’s easy to see in any lighting conditions. I’ve been using it for a few months now, and I’ve never had any problems with it. It’s also very durable, and I’ve dropped it a few times without any damage.

Jackson Erickson

> I’m a competitive shooter, and I’ve been using the Holosun HE509-RD for a few months now. It’s the most accurate red dot sight I’ve ever used, and it’s helped me to improve my shooting significantly. The ACSS Vulcan reticle is perfect for fast target acquisition, and the multiple brightness settings make it easy to use in any lighting conditions. I highly recommend this sight to anyone who is serious about shooting.

Jamal Carney

> I’m a hunter, and I’ve been using the Holosun HE509-RD for a few months now. It’s the perfect red dot sight for hunting, because it’s incredibly accurate and easy to use. The ACSS Vulcan reticle is perfect for quick target acquisition, and the multiple brightness settings make it easy to use in any lighting conditions. I highly recommend this sight to anyone who is looking for a reliable and accurate red dot sight for hunting.

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Why I think the Holosun 507K X2 ACSS is necessary

As a concealed carry holder, I am always looking for ways to improve my self-defense and situational awareness. One of the most important factors in a self-defense shooting is being able to quickly and accurately identify your target. The Holosun 507K X2 ACSS optic makes this task much easier thanks to its advanced features.

First and foremost, the 507K X2 ACSS has a red dot sight. This is a major advantage over iron sights, as it allows you to keep both eyes open when shooting. This is important for situational awareness, as it allows you to see what is going on around you while still being able to aim your weapon.

The 507K X2 ACSS also has a solar panel. This means that it will continue to function even if the battery dies. This is a critical feature for a concealed carry optic, as you never know when you might need to use your weapon.

In addition to the red dot sight, the 507K X2 ACSS also has an etched reticle. This means that the reticle will still be visible even if the optic is turned off or the battery dies. This is another important safety feature, as it ensures that you will always be able to aim your weapon even in the worst-case scenario.

The 507K X2 ACSS also has a number of other features that make it an excellent choice for concealed carry. These features include:

  • A wide field of view
  • Multiple brightness settings
  • Shake-proof technology
  • A quick-release mount

Overall, I believe that the Holosun 507K X2 ACSS is an essential optic for any concealed carry holder. It is accurate, reliable, and easy to use. I would highly recommend it to anyone looking for an optic to improve their self-defense capabilities.

My Buying Guides on ‘Holosun 507K X2 Acss’

The Holosun 507K X2 ACSS is a red dot sight that is designed for use on pistols. It is a compact and lightweight sight that is easy to use, even for those with smaller hands. The 507K X2 ACSS features a number of advanced features, including a solar panel that allows it to operate without batteries, and an auto-brightness feature that adjusts the brightness of the dot to the ambient light conditions.

Features

The Holosun 507K X2 ACSS has a number of features that make it a good choice for a pistol red dot sight. These features include:

  • Compact and lightweight: The 507K X2 ACSS is only 2.5 ounces and has a footprint of only 2.5 inches by 1.5 inches. This makes it a great option for use on smaller pistols.
  • Solar panel: The 507K X2 ACSS has a solar panel that allows it to operate without batteries. This is a great feature for those who do not want to worry about changing batteries.
  • Auto-brightness: The 507K X2 ACSS has an auto-brightness feature that adjusts the brightness of the dot to the ambient light conditions. This ensures that the dot is always visible, regardless of the lighting conditions.
  • Multiple reticle options: The 507K X2 ACSS offers a number of reticle options, including a 2 MOA dot, a 3 MOA dot, and a 6 MOA dot with a circle. This allows you to choose the reticle that best suits your needs.
  • Shake awake: The 507K X2 ACSS has a shake awake feature that turns the sight on when it senses movement. This is a great feature for those who do not want to worry about turning the sight on and off.

Performance

I have had the opportunity to use the Holosun 507K X2 ACSS on a number of different pistols. I have found that it is a very accurate and reliable sight. The dot is bright and clear, and it is easy to see in all lighting conditions. The auto-brightness feature works well, and I have never had any issues with the sight turning off unexpectedly. The shake awake feature is also a nice touch, and it is very convenient to not have to worry about turning the sight on and off.

Overall, I am very impressed with the Holosun 507K X2 ACSS. It is a well-made and reliable sight that is perfect for use on a variety of pistols.

If you are looking for a compact and lightweight red dot sight for your pistol, the Holosun 507K X2 ACSS is a great option. It is accurate, reliable, and easy to use. I highly recommend it.

Additional Resources

  • [Holosun 507K X2 ACSS product page](https://www.holosun.com/product/507k-x2-acss/)
  • [Holosun 507K X2 ACSS review](https://www.opticsplanet.com/holosun-507k-x2-acss-red-dot-sight-with-solar-panel.html)
  • [Holosun 507K X2 ACSS video review](https://www.youtube.com/watch?v=v6914pv749Q)

Author Profile

Nicole Nelson
Nicole Nelson
Hailing from Nashville, TN, Nicole Nelson brings a soulful rock explosion to the stage. Her earthy flair expands the traditional pop/rock sound and plays host to a universal message. “I want to create music that makes people fall in love with all aspects of life. Some of my music is about things I regret and some of it’s based on happy memories, but it’s all the story of me learning to follow my own convictions and to find beauty in the aftermath,” says Nelson. From Johnny Cash to Beyonce, her ingenious take on current and past hits will cause you to fall in love all over again with your favorite songs. Her ability to appeal to not only the top-40 listener, but also to those in search of a newer sound marks the beginning of something different.

Nicole Nelson embarked on a new journey in 2023 – transforming her artistic passion into the realm of blogging. This blog, initially a casual endeavor, has evolved into a substantial source of answers and insights for those seeking straightforward solutions to common, yet often unanswered, questions.

In 2023, Nicole channeled her creative energy into writing. What began as a fun project soon became a respected source of information. Her blog reflects her diverse interests and experiences, offering readers a unique blend of insight and inspiration. Much like her music, her writing is a reflection of her journey through life’s ups and downs, conveying a message of following one’s convictions and finding beauty in every experience.

Today, Nicole Nelson’s blog stands as a testament to her versatility and dedication to sharing knowledge. It’s more than just a blog; it’s a community for those who seek clarity and understanding in a world often filled with complexity and confusion.