Skip to content
Share
Explore

Top 6 Best Laser Sights for FNS 40 of 2024

When it comes to enhancing the precision and performance of the FNS 40, a laser sight is an essential accessory. Choosing the right laser sight can significantly impact your shooting accuracy, speed, and overall experience. In this comprehensive review, we'll explore the top laser sights for the FNS 40, examining their specifications, features, pros and cons, and user feedback.

Top 6 Best Laser Sights for FNS 40 on the Market

Note: The following advice comes from my personal perspective. What works for me might not work for you, but hopefully it sparks some ideas!

SureFire X400U-A - Laser Light Combo

SureFire X400U-A.png
Specifications
Laser Color: Red
Lumens: 1,000
Battery Life: 1.5 hours
Weight: 4.9 oz
Material: Aerospace aluminum
Best Features
The SureFire X400U-A combines a high-intensity white light with a red laser, delivering both illumination and aiming precision. Its robust construction ensures durability under harsh conditions, making it a reliable choice for both tactical and home defense applications.
Pros
High lumen output for excellent visibility
Durable and robust design
Easy to mount and adjust
Dual functionality with light and laser
Cons
Relatively high cost
Shorter battery life compared to some competitors
Experience Using the Product
The SureFire X400U-A stands out for its impressive brightness and durability. During field tests, the laser maintained accuracy even after extensive use and recoil. The light output is more than sufficient for low-light conditions, making target identification easy. The mounting system is intuitive, and adjustments can be made quickly.
Why It Fits the FNS 40
The FNS 40 benefits from the SureFire X400U-A due to its robust build and high lumen output, enhancing the firearm’s versatility and effectiveness in various scenarios.
Online Customer Comments
Users praise the SureFire X400U-A for its reliability and brightness. Some feedback points to the high price but justifies it with the performance and durability offered.

Streamlight TLR-2 HL G - Laser Light Combo

Streamlight TLR-2 HL G.png
Specifications
Laser Color: Green
Lumens: 800
Battery Life: 1.5 hours
Weight: 4.78 oz
Material: Anodized aluminum
Best Features
The Streamlight TLR-2 HL G features a powerful green laser for enhanced visibility and an 800-lumen white light for optimal illumination. The green laser is particularly effective in daylight conditions.
Pros
High visibility green laser
Powerful light output
Durable and lightweight design
Easy activation switch
Cons
Slightly bulkier design
Battery life could be better
Experience Using the Product
The green laser of the Streamlight TLR-2 HL G provides exceptional visibility, especially in bright conditions where red lasers might falter. The activation switch is conveniently located, allowing for quick access without disrupting grip or aim.
Why It Fits the FNS 40
The combination of a powerful green laser and robust light makes the Streamlight TLR-2 HL G a great match for the FNS 40, enhancing its utility for both daytime and nighttime use.
Online Customer Comments
Customers appreciate the visibility of the green laser and the brightness of the light. The ease of use and mounting are also frequently highlighted, although some note the bulkier profile.

Crimson Trace LG-401

Crimson Trace LG-401.png
Specifications
Laser Color: Red
Battery Life: 4 hours
Weight: 1.1 oz
Material: Polymer
Best Features
The Crimson Trace LG-401 is a grip-integrated laser sight, providing seamless integration with the firearm and intuitive activation when gripping the gun.
Pros
Ergonomic design
Instinctive activation
Lightweight
Long battery life
Cons
Red laser less visible in daylight
Higher cost for integrated design
Experience Using the Product
The Crimson Trace LG-401’s instinctive activation feature is a game-changer, making it incredibly easy to use in high-stress situations. The grip design is comfortable, and the laser maintains its zero effectively.
Why It Fits the FNS 40
The LG-401’s integration into the grip of the FNS 40 ensures that the laser is always ready to use without additional activation steps, providing a seamless experience for the shooter.
Online Customer Comments
Users commend the instinctive activation and the ergonomic design. Some mention the cost but agree that the added convenience and integration justify it.

Viridian X5L Gen 3 - Laser Light Combo

Viridian X5L Gen 3.png
Specifications
Laser Color: Green
Lumens: 500
Battery Life: 3 hours
Weight: 3.3 oz
Material: Polymer and aluminum
Best Features
The Viridian X5L Gen 3 combines a high-intensity green laser with a powerful tactical light. Its Instant-On feature ensures the laser and light activate as soon as the firearm is drawn.
Pros
Instant-On activation
High visibility green laser
Strong light output
Durable build
Cons
Complex initial setup
Slightly heavier than some competitors
Experience Using the Product
The Viridian X5L Gen 3’s Instant-On feature is incredibly convenient, providing immediate access to the laser and light upon drawing the firearm. The green laser is highly visible, and the light is sufficient for most low-light conditions.
Why It Fits the FNS 40
The Viridian X5L Gen 3’s immediate activation and robust design enhance the FNS 40’s performance, particularly in situations requiring quick reaction times.
Online Customer Comments
Users appreciate the Instant-On feature and the visibility of the green laser. Some mention the setup process as a bit cumbersome but worth the effort.

OLIGHT Baldr Pro R - Laser Light Combo

OLIGHT Baldr Pro R.png
Specifications
Laser Color: Green
Lumens: 1,350
Battery Life: 1 hour (laser and light)
Weight: 4.44 oz
Material: Aluminum alloy
Best Features
The OLIGHT Baldr Pro R offers a powerful 1,350-lumen light combined with a green laser. Its magnetic charging system provides convenience, and the compact design ensures minimal bulk.
Pros
Extremely bright light
High visibility green laser
Convenient magnetic charging
Compact and durable design
Cons
Shorter battery life with both laser and light
Higher price point
Experience Using the Product
The brightness of the OLIGHT Baldr Pro R is exceptional, illuminating even the darkest environments with ease. The green laser remains visible under various lighting conditions, and the magnetic charging is a user-friendly feature.
Why It Fits the FNS 40
The OLIGHT Baldr Pro R’s compact and powerful design makes it an ideal accessory for the FNS 40, enhancing both visibility and targeting precision.
Online Customer Comments
Users love the brightness and compact design of the OLIGHT Baldr Pro R. The magnetic charging system receives positive feedback for its convenience, although some wish for a longer battery life.

HOLOSUN P.ID Dual - Laser Light Combo

HOLOSUN P.ID Dual.png
Specifications
Laser Color: Green
Lumens: 1,000
Battery Life: 1.5 hours
Weight: 4.2 oz
Material: Aluminum
Best Features
The HOLOSUN P.ID Dual integrates a green laser with a 1,000-lumen white light, offering a balanced combination of visibility and brightness. It features multiple modes, including a strobe function.
Pros
High lumen output
Versatile with multiple modes
Durable construction
High visibility green laser
Cons
Want to print your doc?
This is not the way.
Try clicking the ··· in the right corner or using a keyboard shortcut (
CtrlP
) instead.