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Best Red Dot For Glock 23: Top 6 Picks Reviewed of 2025

When it comes to enhancing the performance of your Glock 23, adding a red dot sight can make a significant difference.
The Glock 23, known for its versatility and reliability, deserves an optic that complements its strengths. I’ve spent considerable time evaluating various red dot sights to find the best options for this pistol.
Here, I’ll share my top six picks, providing a comprehensive review of each to help you make an informed decision.

Top Product List

Top 6 Best Red Dot For Glock 23 in 2025

1. Trijicon RMR Type 2

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Specifications:
Weight: 1.2 oz
Battery Life: Up to 4 years
Brightness Settings: 8 adjustable levels
Reticle: 3.25 MOA dot
Material: Forged aluminum
Best Features: The Trijicon RMR Type 2 is renowned for its rugged build and reliability. Its adjustable LED brightness levels make it suitable for various lighting conditions, and the 3.25 MOA dot is perfect for quick target acquisition. The sight is constructed from forged aluminum, ensuring durability.
Pros:
Extremely durable
Long battery life
Excellent brightness adjustment
Clear and precise reticle
Cons:
High price point
Slightly heavier than some competitors
Experience: Using the Trijicon RMR Type 2 on my Glock 23 felt like a game-changer. The sight’s clarity and quick target acquisition are unmatched, especially in bright daylight. The robust construction gave me confidence in its longevity and reliability, even in harsh conditions.
Customer Comments: Many users praise its durability and reliable performance, though some note the higher price. Overall, it’s highly recommended for those seeking a top-tier optic.
Why It Fits Glock 23: The Glock 23’s robust nature pairs well with the Trijicon RMR Type 2, making it an excellent choice for both self-defense and tactical use.

2. Leupold DeltaPoint Pro

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Specifications:
Weight: 1.95 oz
Battery Life: Up to 300 hours
Brightness Settings: 8 adjustable levels
Reticle: 2.5 MOA dot
Material: Aluminum housing
Best Features: Leupold’s DeltaPoint Pro stands out with its Motion Sensor Technology, which activates the sight when it detects movement. The 2.5 MOA dot provides a clear aiming point, and the sight’s robust construction ensures durability.
Pros:
Motion sensor activation
Clear, crisp reticle
Durable construction
Easy battery access
Cons:
Shorter battery life compared to competitors
Slightly heavier
Experience: The DeltaPoint Pro felt intuitive to use on my Glock 23. The motion sensor is a fantastic feature, ensuring the sight is always ready. The clarity of the reticle and the ease of battery replacement are major advantages.
Customer Comments: Users appreciate the motion sensor feature and the sight’s durability, though some wish for longer battery life. It’s often recommended for its quick activation and clarity.
Why It Fits Glock 23: The quick activation feature and durable build make it a perfect match for the Glock 23, enhancing its readiness for any situation.

3. Holosun HS507C

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Specifications:
Weight: 1.5 oz
Battery Life: Up to 50,000 hours
Brightness Settings: 10 daylight and 2 night vision compatible settings
Reticle: 2 MOA dot & 32 MOA circle
Material: Aluminum housing
Best Features: The Holosun HS507C offers an impressive battery life and the versatility of multiple reticle options. The solar failsafe ensures the sight remains operational even if the battery dies. It also features Shake Awake technology for instant activation.
Pros:
Long battery life
Versatile reticle options
Solar failsafe
Shake Awake technology
Cons:
Slightly bulkier
Learning curve for reticle options
Experience: Mounting the Holosun HS507C on my Glock 23 was straightforward, and the sight performed excellently. The Shake Awake feature is very responsive, and the reticle options allowed me to customize my shooting experience.
Customer Comments: Users rave about the battery life and the solar failsafe feature, though some mention it takes time to get used to the reticle options. It’s highly rated for its innovative features.
Why It Fits Glock 23: The long battery life and reliable performance make it a great addition to the Glock 23, especially for those who value versatility and cutting-edge technology.

4. Burris Fastfire III

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Specifications:
Weight: 0.9 oz
Battery Life: Up to 5,000 hours
Brightness Settings: Automatic and 3 manual levels
Reticle: 3 MOA dot
Material: Aluminum
Best Features: The Burris Fastfire III is lightweight and compact, offering easy mounting and reliable performance. Its automatic brightness adjustment is a significant benefit for varying light conditions.
Pros:
Lightweight and compact
Automatic brightness adjustment
Easy to install
Affordable
Cons:
Shorter battery life
Limited manual brightness settings
Experience: The Fastfire III’s lightweight design was immediately noticeable on my Glock 23. It’s an excellent budget-friendly option that doesn’t compromise on performance. The automatic brightness adjustment worked well in different lighting.
Customer Comments: Many users highlight its affordability and ease of use. Some mention the shorter battery life but appreciate the overall value for money.
Why It Fits Glock 23: Its lightweight and compact design complement the Glock 23, making it an ideal choice for those seeking a budget-friendly, reliable red dot sight.

5. Vortex Venom

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Specifications:
Weight: 1.1 oz
Battery Life: Up to 30,000 hours
Brightness Settings: 10 levels
Reticle: 3 MOA dot
Material: Aluminum housing
Best Features: The Vortex Venom offers a balance of performance and affordability. Its top-load battery compartment makes changing batteries a breeze, and the 3 MOA dot is precise and clear.
Pros:
Long battery life
Easy battery access
Clear and precise reticle
Affordable
Cons:
Slightly bulky
Limited brightness settings for night use
Experience: Using the Vortex Venom on my Glock 23 was a pleasant experience. The top-load battery feature is very convenient, and the sight’s clarity is impressive. It’s a reliable option that performs well across various conditions.
Customer Comments: Users appreciate the ease of battery replacement and the sight’s clarity. Some mention the sight’s bulkiness but generally find it to be a great value for its price.
Why It Fits Glock 23: The Vortex Venom’s reliable performance and ease of use make it a suitable match for the Glock 23, especially for those looking for a balanced option in terms of price and features.

6. Aimpoint Acro P-1

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Specifications:
Weight: 2.1 oz
Battery Life: Up to 1 year
Brightness Settings: 4 night vision and 6 daylight settings
Reticle: 3.5 MOA dot
Material: High-strength aluminum
Best Features: The Aimpoint Acro P-1 is known for its enclosed design, protecting it from environmental elements. It offers multiple brightness settings, making it versatile for various conditions.
Pros:
Enclosed design
Durable construction
Versatile brightness settings
Clear reticle
Cons:
Heavier than competitors
Higher price point
Experience: The enclosed design of the Acro P-1 gave me peace of mind, knowing the sight would remain functional regardless of environmental conditions. Its performance on my Glock 23 was exceptional, providing a clear and precise aiming point.
Customer Comments: Users praise its durability and the enclosed design, though some mention the higher price and weight. It’s recommended for those seeking a robust and reliable red dot sight.
Why It Fits Glock 23: The Aimpoint Acro P-1’s rugged design and versatility make it a perfect companion for the Glock 23, ensuring reliability in any situation.

How to Choose the Best Red Dot Sight for Glock 23

Choosing the right red dot sight for your Glock 23 involves several key considerations:
Durability: Look for sights with robust construction, preferably from high-strength aluminum or similar materials.
Battery Life: Opt for sights with long battery life to minimize the frequency of changes.
Brightness Settings: Ensure the sight has adjustable brightness settings to accommodate different lighting conditions.
Weight: Consider the weight of the sight, as it can affect the handling of your Glock 23.
Reticle Size: Choose a reticle size that fits your shooting style and preferences. Smaller MOA dots are generally more precise, while larger ones can be quicker to acquire.
Ease of Use: Features like easy battery access and intuitive controls enhance the overall experience.

FAQs

Q: Can I mount a red dot sight on my Glock 23 without modifying the slide?
A: Yes, you can use mounting plates or adapters designed specifically for Glock pistols to mount a red dot sight without slide modifications.
Q: How does a red dot sight improve shooting accuracy?
A: A red dot sight provides a clear aiming point, allowing for faster target acquisition and improved accuracy, especially in dynamic shooting scenarios.
Q: Are red dot sights suitable for concealed carry on a Glock 23?
A: Yes, many red dot sights are compact and can be used for concealed carry, though it’s essential to choose one that doesn’t add excessive bulk.
Q: Do I need to zero my red dot sight?
A: Yes, zeroing your red dot sight is crucial to ensure accuracy. Follow the manufacturer’s instructions to properly zero the sight.
Q: How often should I change the battery in my red dot sight?
A: It depends on the sight’s battery life. Some sights offer years of battery life, while others might need more frequent changes. Regularly check your sight’s performance and replace the battery as needed.

Conclusion

Finding the best red dot sight for Glock 23 can significantly enhance your shooting experience.
Whether you prioritize durability, battery life, or ease of use, there’s an option on this list that will meet your needs.
My top recommendations include the Trijicon RMR Type 2 for its rugged reliability, the Leupold DeltaPoint Pro for its innovative motion sensor, and the Holosun HS507C for its exceptional battery life and versatility.
Each of these sights brings unique features to the table, ensuring you can find the perfect match for your Glock 23.
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