If you’re an Arex Delta Gen 2 owner, you already know that it’s a top-notch pistol, but enhancing it with the right laser sight can take your shooting accuracy to the next level. Finding the best laser for this particular model can be daunting, given the plethora of options available. This article will guide you through the top laser sights that perfectly complement the Arex Delta Gen 2, helping you make an informed choice.
Top Product List: Best Lasers for Arex Delta Gen 2
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 Arex Delta Gen 2
1. Streamlight TLR-8A Flex

Specifications:
- Laser Color: Red or Green
- Lumens: 500
- Run Time: 1.5 hours (light only or light/laser combo)
- Mounting Type: Rail-mounted
- Battery Type: CR123A lithium battery
- Weight: 2.64 oz
Best Features: The Streamlight TLR-8A Flex offers a combination of a powerful LED light and a red or green laser, providing both illumination and aiming capabilities. The “Flex” switch design allows you to choose between a high or low activation position, ensuring comfortable and intuitive operation regardless of your grip style.
Pros:
- Compact and lightweight
- Ambidextrous rear switch for easy activation
- High visibility in various lighting conditions
- Durable, impact-resistant construction
- Excellent battery life
Cons:
- The small size may make it difficult to operate with gloves
- Some users find the switch positioning slightly awkward
Experience When Using the Product: I found the TLR-8A Flex to be exceptionally well-suited for the Arex Delta Gen 2, particularly because of its compact design that doesn’t add much bulk to the firearm. The laser is bright and remains visible even in daylight, and the light output is more than sufficient for most defensive scenarios. The Flex switch is a great feature, as it allows customization based on personal preferences, which I found quite beneficial during extended range sessions.
Customer Comments: Online forums and reviews often highlight the TLR-8A Flex’s perfect balance of size, power, and versatility. Many users appreciate its ease of use, particularly the ambidextrous switch and the option to choose between laser or light modes.
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2. OLIGHT Baldr Pro R

Specifications:
- Laser Color: Green
- Lumens: 1350
- Run Time: Up to 93 minutes (light only)
- Mounting Type: Rail-mounted (Picatinny or Glock)
- Battery Type: Built-in rechargeable battery
- Weight: 4.55 oz
Best Features: The OLIGHT Baldr Pro R is known for its powerful light output combined with a green laser. The most remarkable feature is its rechargeable battery, which eliminates the hassle of replacing batteries and makes it more convenient for regular use.
Pros:
- High lumen output for excellent illumination
- Rechargeable battery with magnetic charging
- Durable, waterproof construction
- Quick detach mount for easy installation
- Adjustable laser for precise zeroing
Cons:
- Slightly heavier compared to other models
- May be too bright for close-range indoor use without dimming options
Experience When Using the Product: Using the OLIGHT Baldr Pro R on the Arex Delta Gen 2 was an impressive experience. The brightness of the light is exceptional, making it ideal for low-light situations. The green laser is crisp and easily adjustable, ensuring pinpoint accuracy. The magnetic charging system is a huge plus, as it simplifies the recharging process without needing to remove the unit from the gun.
Customer Comments: Many users commend the Baldr Pro R for its outstanding brightness and the convenience of the rechargeable battery. However, some mention that the unit’s weight might slightly affect the balance of smaller pistols, although it pairs well with the Arex Delta Gen 2.
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3. Viridian X5L Gen 3

Specifications:
- Laser Color: Green
- Lumens: 500 (constant), 600 (strobe)
- Run Time: 6+ hours (laser only), 1.5 hours (light + laser)
- Mounting Type: Universal rail mount
- Battery Type: CR123A
- Weight: 3.3 oz
Best Features: The Viridian X5L Gen 3 offers an impressive blend of a powerful tactical light and a highly visible green laser. The standout feature is the INSTANT-ON activation, which turns on the laser and light automatically when you draw your weapon, provided you have the matching holster.
Pros:
- INSTANT-ON activation for immediate use
- Extremely bright light with a strobe function
- Durable, waterproof, and shockproof construction
- Long battery life in laser-only mode
- Universal rail mount fits most firearms
Cons:
- The INSTANT-ON feature requires a compatible holster
- Slightly bulky compared to other options
Experience When Using the Product: The Viridian X5L Gen 3 truly shines when paired with the Arex Delta Gen 2. The green laser is highly visible, and the INSTANT-ON feature is a game-changer in terms of readiness and ease of use. This laser is especially useful in situations where you need to draw your weapon quickly, as it eliminates the need to manually activate the laser or light.
Customer Comments: Users frequently praise the X5L Gen 3 for its brightness and the innovative INSTANT-ON technology. The main concern seems to be its size, as some users find it a bit bulky for everyday carry. However, this isn’t much of an issue when paired with a larger, robust pistol like the Arex Delta Gen 2.
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4. Crimson Trace CMR-204

Specifications:
- Laser Color: Green
- Lumens: 100
- Run Time: 2 hours (laser + light)
- Mounting Type: Universal rail mount
- Battery Type: CR2 Lithium battery
- Weight: 2.3 oz
Best Features: The Crimson Trace CMR-204 is designed for versatility and ease of use. It features a powerful green laser combined with a white LED light, both of which can be operated independently or simultaneously. Its compact design makes it a great addition to the Arex Delta Gen 2 without adding significant bulk.
Pros:
- Compact and lightweight design
- Easy-to-reach ambidextrous controls
- High visibility green laser
- Multiple operating modes (laser, light, laser + light)
- Long battery life
Cons:
- Limited lumen output compared to larger models
- The light may not be sufficient for all tactical situations
Experience When Using the Product: The CMR-204 felt natural and well-balanced when mounted on the Arex Delta Gen 2. Its compact size ensures that it doesn’t interfere with holstering or handling. The green laser is clear and visible in various lighting conditions, though the 100-lumen light is best suited for indoor or low-light environments rather than full daylight or outdoor use.
Customer Comments: Customers love the Crimson Trace CMR-204 for its compact size and ease of use. Many highlight its reliable performance and the clarity of the green laser. However, some users wish for a brighter light for outdoor applications.
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5. SureFire X400U-A

Specifications:
- Laser Color: Red
- Lumens: 1000
- Run Time: 1.25 hours (light + laser)
- Mounting Type: Universal rail mount
- Battery Type: 2x CR123A
- Weight: 4.9 oz
Best Features: The SureFire X400U-A combines a high-output white light with a red laser sight, delivering powerful illumination and precise aiming in one rugged package. The X400U-A is built to military specifications, making it one of the most durable and reliable options on the market.
Pros:
- Extremely bright 1000-lumen light
- Durable, military-grade construction
- Ambidextrous controls for easy operation
- Compatible with remote switches for enhanced tactical use
- Quick and secure rail mounting
Cons:
- Heavier than most laser sights
- The red laser might not be as visible as green lasers in daylight
Experience When Using the Product: When mounted on the Arex Delta Gen 2, the SureFire X400U-A delivers a commanding presence. The light output is exceptional, capable of illuminating even the darkest environments. The red laser, while not as bright as some green counterparts, is still highly effective in low-light scenarios. Its military-grade durability means you can rely on it in the harshest conditions.
Customer Comments: SureFire products are often praised for their durability, and the X400U-A is no exception. Users appreciate the powerful light and the robust construction, though some note that the red laser may not be ideal for all situations, especially in bright daylight.
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How to Choose the Best Laser Sight for Your Arex Delta Gen 2
Choosing the best laser sight for your Arex Delta Gen 2 involves several considerations:
- Laser Color:
- Red Lasers: Generally more affordable and effective in low-light conditions.
- Green Lasers: Brighter and more visible in daylight but can be more expensive and slightly heavier.
- Light Output:
- Consider the lumen output based on your typical use case. Higher lumens provide better illumination but may not be necessary for all scenarios.
- Size and Weight:
- Compact and lightweight models are preferable for everyday carry, while larger, more robust units might be better for tactical use.
- Mounting and Compatibility:
- Ensure the laser sight is compatible with the Arex Delta Gen 2’s rail system and check for any additional mounting hardware required.
- Battery Life and Type:
- Consider the type of battery and its availability. Rechargeable options offer convenience but might require frequent charging depending on use.
- Ease of Use:
- Ambidextrous controls and quick activation features (like INSTANT-ON) can be crucial, especially in high-stress situations.
FAQs
Q1: Can I use a laser sight in competitive shooting with my Arex Delta Gen 2?
- Yes, many competitive shooters use laser sights to improve accuracy and target acquisition speed, though it’s important to check specific competition rules.
Q2: How does a green laser compare to a red laser?
- Green lasers are generally more visible in daylight conditions, making them ideal for outdoor use. Red lasers are usually sufficient for indoor or low-light environments and tend to be more affordable.
Q3: Will adding a laser sight affect the balance of my Arex Delta Gen 2?
- It depends on the weight and size of the laser sight. Compact models like the Streamlight TLR-8A Flex have minimal impact on balance, while larger units like the SureFire X400U-A may make the gun slightly front-heavy.
Q4: How do I maintain the laser sight on my Arex Delta Gen 2?
- Regularly check and clean the lens of the laser and light to ensure clarity. Also, verify that the mount remains secure and replace batteries as needed.
Q5: Is it difficult to zero a laser sight on the Arex Delta Gen 2?
- Most modern laser sights are designed for easy zeroing, usually involving simple windage and elevation adjustments. Refer to the manufacturer’s instructions for specific steps.
Conclusion
Selecting the best laser sight for your Arex Delta Gen 2 comes down to understanding your needs and preferences. Whether you prioritize compactness, brightness, durability, or ease of use, there’s a perfect option out there. The products reviewed here each bring unique strengths, making them top choices for enhancing the performance of your Arex Delta Gen 2. Make sure to consider the key factors discussed, and you’ll be well-equipped to make an informed decision.