To enhance its performance, a red dot sight can be an invaluable addition. In this article, I'll guide you through some of the best red dot sights for Arex Rex Zero 1.

I’ll cover specifications, features, pros and cons, user experiences, and why each sight is a great match for this particular firearm.

Finally, I’ll provide tips on how to choose the best red dot sight and answer some frequently asked questions.

Top Product List

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Trijicon RMR Type 2⁠

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HOLOSUN 507C⁠

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Leupold Deltapoint Pro⁠

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Vortex Venom⁠

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Burris FastFire 3⁠

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Sig Sauer Romeo1⁠

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Top 6 Best Red Dot for Arex Rex Zero 1 in 2024

1. Trijicon RMR Type 2

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Specifications:

Magnification: 1x

Reticle: 3.25 MOA Dot

Battery Life: Up to 4 years (on setting 4 of 8)

Weight: 1.2 oz

Waterproof: Up to 20 meters

Best Features:

Ruggedized design for extreme durability

Adjustable LED brightness

True-color multi-coated lens

Easy-to-use button adjustments

Pros:

Exceptional build quality

Long battery life

Clear and crisp reticle

Reliable performance in all conditions

Cons:

Higher price point

Slightly heavier than some competitors

Experience: Using the Trijicon RMR Type 2 on my Arex Rex Zero 1 has been a game-changer. The sight’s rugged construction means it can handle any environmental condition without losing zero.

The reticle is crisp, and the adjustable brightness settings are perfect for different lighting conditions. The slightly heavier weight is a small trade-off for the added durability and reliability.

User Comments:

"Worth every penny! The RMR is built like a tank and performs flawlessly." - John D.

"I love the clear sight picture and the easy adjustments." - Sarah L.

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2. Holosun HS507C X2

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Specifications:

Magnification: 1x

Reticle: 2 MOA Dot & 32 MOA Circle

Battery Life: Up to 50,000 hours

Weight: 1.5 oz

Solar Failsafe and Shake Awake technology

Best Features:

Multi-reticle system

Solar panel for extended battery life

Shake Awake technology

Titanium housing

Pros:

Long battery life

Versatile reticle options

Durable and lightweight

Excellent value for money

Cons:

Slightly bulky design

Learning curve for multi-reticle system

Experience: The Holosun HS507C X2 offers incredible versatility with its multi-reticle system. I found the 2 MOA dot ideal for precision shooting, while the 32 MOA circle was great for rapid target acquisition. The solar failsafe feature is a standout, ensuring the sight is always ready. The slightly bulkier design took some getting used to, but the overall performance and battery life make it an excellent choice.

User Comments:

"The battery life and solar panel are fantastic. Never worry about the sight dying on you." - Mike T.

"Versatile and durable. The best red dot I’ve used." - Emily R.

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3. Leupold DeltaPoint Pro

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Specifications:

Magnification: 1x

Reticle: 2.5 MOA Dot

Battery Life: Up to 1,600 hours

Weight: 1.95 oz

Waterproof and fogproof

Best Features:

Motion Sensor Technology (MST)

Toolless, spring-actuated battery compartment

Scratch-resistant lens

Lightweight and compact

Pros:

Clear and precise reticle

Easy battery changes

Lightweight design

Reliable motion activation

Cons:

Shorter battery life

Higher cost

Experience: Mounting the Leupold DeltaPoint Pro on my Arex Rex Zero 1 provided an exceptional sight picture and quick target acquisition. The motion sensor technology ensures the sight is always ready when needed, and the toolless battery compartment is a practical feature. Despite the shorter battery life, the sight’s lightweight design and reliability make it a top contender.

User Comments:

"Quick to acquire targets and holds zero perfectly." - Jason K.

"The toolless battery compartment is a real convenience." - Lisa M.

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4. Vortex Venom Red Dot

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Specifications:

Magnification: 1x

Reticle: 3 MOA Dot

Battery Life: Up to 30,000 hours

Weight: 1.1 oz

Waterproof and shockproof

Best Features:

Auto-brightness mode

Durable aluminum housing

Easy access to the battery compartment

Anti-reflective coatings

Pros:

Affordable price

Excellent battery life

Compact and lightweight

Bright, clear dot

Cons:

Auto-brightness can be inconsistent

Smaller field of view

Experience: The Vortex Venom is a budget-friendly option that doesn’t skimp on performance. I appreciated the bright, clear dot and the overall lightweight design. The auto-brightness mode was convenient, though occasionally inconsistent. However, the sight’s affordability and reliability make it a great choice for the Arex Rex Zero 1.

User Comments:

"Great value for money. Perfect for my Rex Zero 1." - Dave B.

"Compact, lightweight, and reliable. Highly recommend." - Karen P.

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5. Burris FastFire III

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Specifications:

Magnification: 1x

Reticle: 3 MOA or 8 MOA Dot

Battery Life: Up to 11,000 hours

Weight: 1.5 oz

Waterproof

Best Features:

Three brightness settings

Automatic brightness sensor

Top-loading battery

Compact design

Pros:

Easy to use and install

Good battery life

Clear and bright reticle

Affordable

Cons:

Limited brightness settings

Battery compartment can be tricky to access

Experience: The Burris FastFire III is another excellent budget-friendly option. Its compact design and clear reticle make it a pleasure to use on the Arex Rex Zero 1. The automatic brightness sensor works well, though more brightness settings would be beneficial. Despite the slightly tricky battery compartment, the overall performance and affordability make it a solid choice.

User Comments:

"Excellent sight for the price. Works perfectly on my Arex Rex Zero 1." - Tom G.

"Clear reticle and easy to install. Great value." - Anna S.

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6. SIG Sauer Romeo1PRO

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Specifications:

Magnification: 1x

Reticle: 3 MOA Dot

Battery Life: Up to 20,000 hours

Weight: 1.0 oz

Waterproof and fogproof

Best Features:

TruHold lockless zeroing system

MOTAC (Motion Activated Illumination)

Aircraft-grade aluminum housing

Point source emitter for a clear, crisp dot

Pros:

Durable construction

Long battery life

Motion activation

Clear, bright reticle

Cons:

Higher price point

Limited compatibility with some mounts

Experience: The SIG Sauer Romeo1PRO stands out for its durability and performance. The TruHold lockless zeroing system ensures the sight stays accurate, and the motion-activated illumination is a great feature. The clear, crisp reticle is easy to acquire, making it an excellent match for the Arex Rex Zero 1. The only drawback is its higher price and limited mount compatibility.

User Comments:

"Top-notch sight. The clarity and durability are unmatched." - Alex W.

"Perfect fit for my Arex Rex Zero 1. Reliable and accurate." - Julia H.

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How to Choose the Best Red Dot Sight for Arex Rex Zero 1

Choosing the right red dot sight for your Arex Rex Zero 1 involves considering several factors:

1. Durability

Ensure the sight is made from high-quality materials and can withstand harsh conditions. Look for features like waterproofing, shockproofing, and rugged construction.

2. Reticle Options

Different reticle options can be useful for various shooting scenarios. A smaller dot is ideal for precision, while larger dots or circle reticles can help with quick target acquisition.

3. Battery Life

Long battery life is crucial to ensure your sight is always ready. Consider sights with battery-saving features like motion activation or solar panels.

4. Size and Weight

A compact and lightweight sight will add minimal weight to your firearm and won't hinder its balance.

5. Ease of Use

Look for features like easy-to-access battery compartments, intuitive controls, and automatic brightness adjustments.

6. Price

While higher-end sights offer more features and durability, there are many budget-friendly options that provide excellent performance.

FAQs

Q: Can I use a red dot sight for both close-range and long-range shooting?

A: Yes, red dot sights are versatile and can be used for both close-range and longer-range shooting. However, they are best suited for quick target acquisition at closer distances.

Q: How do I mount a red dot sight on my Arex Rex Zero 1?

A: Most red dot sights come with mounting plates or adapters compatible with various firearms. Ensure you select a sight that fits your Arex Rex Zero 1 or purchase the necessary adapter.

Q: Do I need to zero my red dot sight?

A: Yes, it's essential to zero your red dot sight to ensure accuracy. Follow the manufacturer's instructions for the best results.

Q: What is the battery life of a typical red dot sight?

A: Battery life varies by model but can range from hundreds to tens of thousands of hours. Sights with features like motion activation or solar panels tend to have longer battery lives.

Q: Are red dot sights suitable for low-light conditions?

A: Yes, most red dot sights have adjustable brightness settings or automatic brightness adjustment, making them suitable for low-light conditions.

Q: How durable are red dot sights?

A: High-quality red dot sights are built to be extremely durable, often featuring waterproof, shockproof, and fogproof designs.

Conclusion

Choosing the best red dot sight for your Arex Rex Zero 1 can significantly enhance your shooting experience.

Each of the sights reviewed here offers unique features and benefits, catering to different needs and preferences.

Whether you prioritize durability, battery life, reticle options, or affordability, there’s a red dot sight on this list that will meet your requirements.

Take your time to evaluate each option and select the one that best suits your shooting style and needs. Happy shooting!