The Benelli M4 is a revered tactical shotgun known for its reliability, ruggedness, and superior performance. When paired with the right laser sight, the M4 becomes an even more formidable tool, offering precision targeting in any situation. Whether you’re a law enforcement officer, a home defense enthusiast, or a competitive shooter, adding a laser sight can significantly enhance your accuracy and confidence.
In this article, I’ll be taking you through the best laser sights that I’ve found to be a perfect match for the Benelli M4. After extensive research and hands-on testing, I’ve narrowed down the list to five top-notch products. Each of these laser sights is assessed based on its specifications, best features, pros, cons, and overall fit for the Benelli M4. I’ll also share some user experiences and opinions from the wider community to give you a comprehensive view.
Top Product List
Note: This article reflects my personal opinions. While the products mentioned may not be perfect for everyone, they might be useful for some readers.
Top 5 Best Laser Sights for Benelli M4
1. SureFire X400U-A: The Gold Standard in Tactical Lasers

Specifications:
- Laser Type: Red (635nm)
- Lumens: 1,000 lumens (white light)
- Runtime: 1.25 hours
- Mount: Universal rail mount
- Weight: 4.9 oz
- Battery Type: Two CR123A
Best Features: The SureFire X400U-A is not just a laser sight but a complete illumination system. Its 1,000-lumen white light can momentarily blind an adversary or light up a dark room, while the integrated red laser ensures quick and precise aiming. The rugged aerospace aluminum body is Mil-Spec anodized for extreme durability, making it perfect for the Benelli M4, which is often exposed to harsh conditions.
Pros:
- Extremely bright 1,000-lumen light.
- Integrated red laser for fast target acquisition.
- Robust construction that can handle heavy recoil.
- Ambidextrous switch for easy operation.
- Universal mounting system fits most rails.
Cons:
- Heavier than some other laser sights.
- Higher price point, reflecting its premium features.
Experience and Fit for the Benelli M4: When I mounted the SureFire X400U-A on the Benelli M4, the first thing I noticed was how naturally it balanced the shotgun. The added weight wasn’t noticeable due to the M4’s sturdy build. The white light is incredibly bright, perfect for low-light situations where visibility is critical. The laser held zero even after repeated firing, which speaks to its durability. This sight is ideal for anyone who requires absolute reliability and performance, whether in a tactical environment or home defense scenario.
Online Customer Comments: Many users rave about the SureFire X400U-A’s brightness and durability. It’s a favorite among professionals who require gear that won’t fail them in critical situations. One user commented, “The X400U-A is the only light/laser combo I’d trust with my life.”
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2. Streamlight TLR-8A Flex: Compact and Versatile

Specifications:
- Laser Type: Red (640–660nm)
- Lumens: 500 lumens
- Runtime: 1.5 hours
- Mount: Rail clamp system
- Weight: 2.64 oz
- Battery Type: One CR123A
Best Features: The Streamlight TLR-8A Flex is a compact laser/light combo that doesn’t compromise on power. Its 500-lumen light is more than sufficient for most scenarios, and the red laser provides precise targeting. The Flex model includes customizable switches, allowing users to choose between high and low activation points.
Pros:
- Lightweight and compact design.
- Powerful light despite the small size.
- Customizable switch for personal preference.
- Easy to install and remove with a rail clamp system.
- Affordable price for the quality.
Cons:
- Less powerful light compared to larger models.
- The battery compartment requires the removal of the unit to replace the battery.
Experience and Fit for the Benelli M4: The Streamlight TLR-8A Flex is an excellent choice for those looking for a lightweight option. When I installed it on the Benelli M4, I was impressed by how it maintained the shotgun’s maneuverability while still providing a bright light and accurate laser. The customizable switch was a nice touch, allowing me to set it up exactly how I wanted. For those who want a compact laser/light combo without sacrificing performance, this is a great option.
Online Customer Comments: Users appreciate the Streamlight TLR-8A Flex for its versatility and reliability. Many mention how well it works on a variety of firearms, including handguns and shotguns. One user noted, “This is the perfect laser/light combo for my tactical setup — compact, powerful, and easy to use.”
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3. OLIGHT Baldr Pro R: Precision and Power Combined

Specifications:
- Laser Type: Green (520–535nm)
- Lumens: 1,350 lumens (white light)
- Runtime: 1.5 hours
- Mount: Quick detach rail mount
- Weight: 4.55 oz
- Battery Type: Built-in rechargeable
Best Features: The OLIGHT Baldr Pro R offers an impressive 1,350 lumens of light output, combined with a powerful green laser. This sight is perfect for both day and night use, with the green laser being highly visible in bright conditions. The quick detach mount makes it easy to install and remove, and the rechargeable battery ensures you won’t need to worry about running out of power.
Pros:
- Extremely bright with 1,350 lumens of light.
- Green laser is highly visible even in daylight.
- Rechargeable battery with magnetic charging.
- Quick detach mount for easy installation.
- Durable construction with waterproof rating.
Cons:
- Slightly heavier due to the built-in battery.
- Higher initial cost.
Experience and Fit for the Benelli M4: Mounting the OLIGHT Baldr Pro R on the Benelli M4 transformed the shotgun into a formidable tool for both daytime and nighttime operations. The green laser was crisp and clear, even in bright sunlight, which is a significant advantage for outdoor use. The light output was blindingly bright, perfect for clearing rooms or illuminating targets at a distance. The magnetic charging system was convenient, although the built-in battery did add a bit of weight. Overall, this sight is ideal for those who need a powerful and versatile laser/light combo for their Benelli M4.
Online Customer Comments: The OLIGHT Baldr Pro R has received praise for its powerful light and visible green laser. Users appreciate the convenience of the rechargeable battery, with one customer stating, “The Baldr Pro R has everything I need — bright light, strong laser, and no need for constant battery changes.”
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4. Crimson Trace CMR-301: Tactical Laser for Serious Users

Specifications:
- Laser Type: Green (515–532nm)
- Lumens: 1,000 lumens (white light)
- Runtime: 1.5 hours
- Mount: Picatinny and M-Lok
- Weight: 8.7 oz
- Battery Type: Two CR123A
Best Features: The Crimson Trace CMR-301 is designed with the tactical user in mind. It features a powerful green laser and a 1,000-lumen white light, both of which are ideal for tactical situations. The unit is versatile, allowing for installation on both Picatinny and M-Lok systems. It also includes a remote switch, giving you flexibility in how you operate the laser and light.
Pros:
- Powerful green laser for day and night use.
- Bright 1,000-lumen light for tactical scenarios.
- Remote switch for easy activation.
- Compatible with Picatinny and M-Lok rails.
- Rugged and durable design.
Cons:
- Heavier than other models due to robust construction.
- May be overkill for casual users.
Experience and Fit for the Benelli M4: The Crimson Trace CMR-301 felt right at home on the Benelli M4. The green laser was highly visible, and the 1,000-lumen light provided more than enough illumination. The remote switch was a welcome addition, allowing me to activate the laser or light without adjusting my grip. While the unit is heavier than some other options, it’s built like a tank, making it perfect for serious tactical use. For those who demand the best, the CMR-301 is a worthy contender.
Online Customer Comments: Many users highlight the CMR-301’s durability and performance in tough conditions. It’s favored by those who need a reliable laser sight for tactical operations. One user shared, “The CMR-301 is built for the battlefield. It’s tough, bright, and the laser is spot on.”
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5. Viridian X5L Gen 3: Innovative and Reliable

Specifications:
- Laser Type: Green (510–520nm)
- Lumens: 500–600 lumens (white light)
- Runtime: 4 hours (laser only), 1 hour (light + laser)
- Mount: Universal rail mount
- Weight: 3.3 oz
- Battery Type: Rechargeable battery
Best Features: The Viridian X5L Gen 3 is an advanced laser/light combo that features a high-output green laser and a 500–600 lumen white light. It includes Viridian’s Instant-On technology, which automatically activates the laser or light when drawn. The rechargeable battery provides a long runtime, and the compact design ensures it doesn’t add unnecessary bulk.
Pros:
- Green laser with Instant-On technology.
- Rechargeable battery with long runtime.
- Compact and lightweight design.
- Universal mounting system.
- Multiple light modes, including strobe.
Cons:
- Lower light output compared to larger models.
- The automatic activation feature may require adjustment.
Experience and Fit for the Benelli M4: The Viridian X5L Gen 3 offers a lot of innovation in a small package. When I mounted it on the Benelli M4, I was particularly impressed by the Instant-On technology, which activated the laser as soon as I picked up the shotgun. The green laser was bright and easy to see, and the light provided sufficient illumination for most scenarios. While it doesn’t have the same power as some larger models, its compact design makes it an excellent choice for those who prioritize agility and ease of use.
Online Customer Comments: The Viridian X5L Gen 3 is popular among users who appreciate its compact size and advanced features. The Instant-On technology is particularly well-received, with one customer mentioning, “The Instant-On feature is a game-changer — no fumbling with switches when you need your laser now.”
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How to Choose the Best Laser Sight for Your Benelli M4
When choosing the best laser sight for your Benelli M4, there are several key factors to consider:
- Laser Color (Red vs. Green): Green lasers are generally more visible in bright conditions, making them a good choice for daylight use. Red lasers, on the other hand, tend to be more affordable and are still highly effective in low-light situations.
- Light Output: Consider how much light you need. For indoor use, 500 lumens might be sufficient, but for outdoor or tactical situations, you might want something in the 1,000 to 1,350-lumen range.
- Weight and Size: Adding a laser sight will change the balance of your Benelli M4, so it’s important to choose a model that doesn’t make your shotgun too front-heavy.
- Mounting Options: Ensure that the laser sight you choose is compatible with your Benelli M4’s rail system. Most modern sights offer universal mounts, but it’s always good to double-check.
- Battery Type: Rechargeable batteries are convenient and often more cost-effective in the long run, but replaceable batteries like CR123A can be more reliable in extended scenarios where you might not have access to charging.
- Durability: The Benelli M4 is a robust shotgun, and you’ll want a laser sight that can handle the same level of abuse. Look for models that are shockproof, waterproof, and made from durable materials.
FAQs
1. Do I really need a laser sight on my Benelli M4? While the Benelli M4 is already highly accurate, a laser sight can significantly improve your speed and precision in target acquisition, especially in low-light or high-stress situations.
2. Can I use a green laser in daylight? Yes, green lasers are much more visible in daylight compared to red lasers, making them ideal for use in bright conditions.
3. How do I maintain and care for my laser sight? Regularly check the mounting to ensure the sight remains securely attached. Clean the lens with a soft cloth and ensure the battery is charged or replaced as needed.
4. Is it difficult to zero a laser sight on the Benelli M4? Zeroing a laser sight on the Benelli M4 is straightforward. Most laser sights come with adjustment screws for windage and elevation. Follow the manufacturer’s instructions, and you’ll be zeroed in no time.
5. Are there legal restrictions on using laser sights? In most places, laser sights are legal to own and use, but it’s important to check local laws and regulations, especially if you’re using the Benelli M4 for hunting or tactical purposes.
Conclusion
Selecting the best laser sight for your Benelli M4 depends on your specific needs and preferences. Whether you prioritize brightness, compactness, or advanced features, the options reviewed in this article provide a range of high-quality choices. From the rock-solid reliability of the SureFire X400U-A to the innovative features of the Viridian X5L Gen 3, there’s something here for every Benelli M4 owner. Choose the one that best suits your shooting style and requirements, and you’ll enhance your shotgun’s performance in any scenario.