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Top 5 Best Red Dot for Glock 43x in 2025
The Glock 43x is a popular choice for concealed carry due to its compact size, reliability, and ease of use.
Adding a red dot sight to this handgun can significantly enhance accuracy and target acquisition speed, making it an even more formidable tool for personal defense.
In this article, I will review five of the best red dot sights for the Glock 43x, detailing their specifications, best features, pros and cons, personal experiences, and customer feedback.
I'll also provide a top product list and a comprehensive FAQ section to help you make the best decision for your needs.
Top 5 Best Red Dot for Glock 43x in 2025
1. Trijicon RMR Type 2
Specifications
Best Features
The Trijicon RMR Type 2 is renowned for its rugged construction and reliable performance. The 7075-T6 aluminum body is virtually indestructible, and the sight is waterproof up to 20 meters, making it suitable for various environments. The 3.25 MOA red dot is bright and crisp, allowing for quick target acquisition.
Pros
Cons
Personal Experience
I've used the Trijicon RMR Type 2 on several pistols, including the Glock 43x, and it has never let me down. The sight maintains zero even after extensive use and rough handling. The battery life is impressive, and I appreciate the easy-to-use brightness adjustment buttons.
Online Customer Comments
Customers consistently praise the RMR Type 2 for its durability and reliability. Many users have reported that it maintains zero even after thousands of rounds and rough use. Some have mentioned the high price but agree that the quality justifies the cost.
Why It Fits the Glock 43x
The Glock 43x is a reliable and durable firearm, and it deserves an optic that matches its quality. The RMR Type 2's rugged construction and reliable performance make it an excellent fit for this handgun.
2. Holosun HS507K X2
Specifications
Best Features
The Holosun HS507K X2 offers a versatile reticle system with a 2 MOA dot and a 32 MOA circle, providing flexibility for different shooting scenarios. The sight is compact and lightweight, making it ideal for the Glock 43x. It also features Shake Awake technology, which conserves battery life by activating the sight when it detects motion.
Pros
Cons
Personal Experience
The Holosun HS507K X2 is one of my favorite red dot sights for the Glock 43x due to its compact size and versatility. The Shake Awake feature is a game-changer, ensuring that the sight is always ready when I need it. The reticle is clear and easy to acquire, even in bright sunlight.
Online Customer Comments
Many users appreciate the Holosun HS507K X2 for its compact size and innovative features. The Shake Awake technology and long battery life are frequently highlighted as major advantages. Some users have noted that the smaller window requires a bit of adjustment but find the sight to be highly effective once accustomed.
Why It Fits the Glock 43x
The Holosun HS507K X2's compact and lightweight design complements the Glock 43x perfectly. Its advanced features and affordability make it an excellent choice for this firearm.
3. Leupold DeltaPoint Pro
Specifications
Best Features
The Leupold DeltaPoint Pro offers a large field of view, making it easier to acquire targets quickly. The 2.5 MOA red dot is crisp and bright, and the sight features a motion sensor that activates the reticle when movement is detected. The DeltaPoint Pro is also known for its durability and reliability.
Pros
Cons
Personal Experience
The Leupold DeltaPoint Pro has been a reliable companion on my Glock 43x. The large window allows for quick target acquisition, and the motion sensor ensures the sight is always ready. While the battery life isn't as long as some other models, the performance and durability more than make up for it.
Online Customer Comments
Customers often praise the DeltaPoint Pro for its large field of view and motion sensor technology. Many have highlighted its durability and reliability, even in harsh conditions. Some users have mentioned the shorter battery life but still recommend the sight for its overall performance.
Why It Fits the Glock 43x
The Glock 43x benefits from the DeltaPoint Pro's large field of view and quick target acquisition capabilities. Its robust construction ensures it can withstand the rigors of daily carry and use.
4. Shield Sights RMSc
Specifications
Best Features
The Shield Sights RMSc is designed specifically for compact pistols like the Glock 43x. Its low profile and lightweight design make it an ideal choice for concealed carry. The 4 MOA red dot is bright and easy to see, and the sight offers a long battery life, reducing the need for frequent replacements.
Pros
Cons
Personal Experience
The Shield Sights RMSc is an excellent choice for the Glock 43x, thanks to its low profile and lightweight design. I found it easy to install, and the 4 MOA red dot is bright and easy to acquire. The long battery life is a significant advantage, especially for a concealed carry firearm.
Online Customer Comments
Users frequently commend the RMSc for its compact size and ease of installation. The bright reticle and long battery life are often highlighted as major benefits. Some users have noted the smaller window but still find the sight highly effective for its intended purpose.
Why It Fits the Glock 43x
The RMSc's low profile and lightweight design make it an excellent match for the Glock 43x, enhancing its concealability and ease of use.
5. Swampfox Sentinel
Specifications
Best Features
The Swampfox Sentinel is a compact and durable red dot sight with a 3 MOA reticle. It features Shake N' Wake technology, which activates the sight upon motion detection, conserving battery life. The sight is also waterproof and built to withstand harsh conditions.
Pros
Cons
Personal Experience
I've found the Swampfox Sentinel to be a reliable and durable red dot sight for the Glock 43x. The Shake N' Wake technology ensures the sight is always ready, and the compact design doesn't add unnecessary bulk to the firearm. While the battery life isn't the longest, the sight's performance and durability make it a worthwhile investment.
Online Customer Comments
Customers appreciate the Sentinel's compact size and durable construction. The Shake N' Wake technology is frequently mentioned as a valuable feature, ensuring the sight is always ready for use. Some users have noted the shorter battery life but still recommend the sight for its overall performance and affordability.
Why It Fits the Glock 43x
The Swampfox Sentinel's compact and durable design makes it an excellent choice for the Glock 43x. Its advanced features and affordability enhance the firearm's capabilities without compromising on quality.
FAQs
1. Why should I add a red dot sight to my Glock 43x?
Adding a red dot sight to your Glock 43x can significantly enhance accuracy and target acquisition speed, making it an even more effective tool for personal defense and competitive shooting.
2. Is it difficult to install a red dot sight on the Glock 43x?
Most red dot sights designed for compact pistols are relatively easy to install on the Glock 43x. Some may require specific mounting plates or adapters, but the process is generally straightforward.
3. How do I maintain and clean my red dot sight?
Regular maintenance involves cleaning the lens with a microfiber cloth and ensuring the sight is free from dirt and debris. It's also essential to check the battery and replace it as needed.
4. Can I use a red dot sight in low-light conditions?
Yes, most red dot sights feature adjustable brightness settings, allowing you to use them effectively in various lighting conditions, including low light.
5. Will a red dot sight affect the concealability of my Glock 43x?
While adding a red dot sight will add some bulk to your Glock 43x, choosing a compact and lightweight model will minimize any impact on concealability.
Conclusion
In conclusion, upgrading your Glock 43x with a quality red dot sight can significantly improve your shooting experience. The Holosun HS507K X2 stands out as the best overall choice due to its advanced features, compact design, and affordability. Whether you choose the Holosun or another top-rated sight, you'll be enhancing your Glock 43x's performance and capabilities.
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