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Top 6 Best Red Dot For Mossberg 590A1

Mossberg shotguns offer excellent value and performance for a variety of uses. Adding a red dot sight can significantly enhance your speed and accuracy, whether you're using your Mossberg for home defense, hunting, or tactical applications.
This guide will explore the key considerations for choosing a red dot sight for your specific Mossberg model 590A1, including factors like recoil compatibility and mounting options.
We'll also recommend some of the top red dot sights that are ideal for Mossberg shotguns.
MY CHOICE 👇
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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 6 Best Red Dot For Mossberg 590A1 of 2024

Truglo Tru-Point Micro Red Dot

TRUGLO Red-Dot.jpg
The Mossberg 590A1 is a workhorse of a shotgun, but let's be honest, those bead sights can be a bit limiting. That's where the Truglo Tru-Point Micro comes in. For me, this little red dot is a game-changer on my 590A1.
Specifications
Magnification: 1x
Retcile: 3 MOA Red Dot
Weight: Just over 1 ounce
Length: 1.8 inches
Battery Life: Thousands of hours at medium setting
Waterproof/Shockproof: Yes
Best Features:
Tiny but Mighty: It's ridiculously lightweight, perfect for the 590A1's handling.
Bright Dot: Easy to pick up in any lighting, even for my aging eyes.
Multiple Mounts: Included mounts mean finding a compatible setup is a breeze.
Auto-Off: I love that it turns off automatically to conserve battery life.
Advantages:
Target Acquisition Upgrade: My target speed has improved significantly – no more fumbling with the bead.
Feels Super Durable: I don't baby my 590A1, and the Tru-Point doesn't seem to mind either.
Co-witness Potential: Depending on your mount, you might be able to co-witness with iron sights for backup.
Disadvantages
Battery Life: It's good but could be better compared to some rivals.
Not for Precision Work: The dot is 3 MOA, so it's better for quick shooting than long-range accuracy.
My Experience
Honestly, adding the Tru-Point Micro Red Dot to my 590A1 has been revelatory. It's perfect for home defense scenarios where quick target acquisition is key. I've also had a lot more fun at the range because it feels more "tactical" and my scores have improved.
Online Comments and Discussions
Here's a taste of what others are saying:
"Great value optic for a shotgun setup."
"Surprisingly tough for its size."
"If you need something reliable and no-nonsense, this is it."
Overall, I think the Truglo Tru-Point Micro Red Dot is an excellent addition to a Mossberg 590A1. It's affordable, durable, and delivers exactly what you need from a shotgun red dot.

Sightmark Ultra Shot Plus Reflex Sight

Sightmark Ultra Shot Plus.jpg
I was looking for a red dot sight for my Mossberg 590A1 that wouldn't break the bank, and the Sightmark Ultra Shot Plus seemed like a good option. Here's what I found after giving it a try:
Specifications
Magnification: 1x (non-magnified)
Reticle: 4 selectable red/green dot options
Objective Lens Diameter: 33x24mm
Dot Size: Not specified by Sightmark
Battery Life: Up to 1000 hours
Weight: 9.2 oz
Durability: IPX4 weatherproof rating
Best Features
Multiple Reticle Options: I like having a choice of red or green reticles, and the Ultra Shot Plus offers both in different patterns. Makes it easy to find the one that works best for you in various lighting conditions.
Quick Detach Mount: Swapping between the red dot and iron sights is a breeze thanks to the easy-to-use mount.
Budget-Friendly: Let's face it, this sight is significantly cheaper than some high-end red dots.
Advantages
Fast Target Acquisition: Just like any red dot, the Ultra Shot Plus helps you acquire targets quicker, especially in close quarters. Great for home defense situations with the Mossberg.
Decent Battery Life: 1000 hours is plenty for casual use, and the sight has an auto-shutoff feature to extend battery life even further.
Disadvantages
Durability Concerns: The IPX4 weatherproofing is a plus, but some reviews mention concerns about the overall build quality compared to pricier red dots.
Dot Size Might Be Large: Sightmark doesn't specify the dot size, and some users online say it might be a little larger than ideal for precise shooting.
My Experience
For the price, the Ultra Shot Plus has been a solid upgrade for my Mossberg. It's definitely helped with faster target acquisition, and having the option to switch between red and green reticles is a nice bonus. However, if you're looking for a top-of-the-line red dot for serious competition or heavy use, you might want to consider investing in a more robust option.
What Others Are Saying
Here are some things I've seen people say about the Ultra Shot Plus online:
"Great value for the price. Easy to use and helps a lot with getting on target quickly."
"Good for casual use, but wouldn't trust it for something like duty use."
"Wish the dot size was a little smaller, but overall I'm happy with it for my Mossberg."
Ultimately, the decision depends on your budget and priorities. If you're a casual shooter looking for an affordable red dot to enhance your Mossberg 590A1, the Ultra Shot Plus is a decent option. But if top-tier durability and a super precise dot are your main concerns, you might want to keep searching.

Aimpoint Micro T-2

Aimpoint Micro T-2.jpg
I'm a firm believer that a good shotgun deserves a good optic, and my Mossberg 590A1 is no exception. After careful consideration, I landed on the Aimpoint Micro T-2 red dot, and boy am I glad I did. Here's why it's the ultimate upgrade:
Specifications
Magnification: 1x
Reticle: 2 MOA red dot
Battery Life: 50,000 hours (over 5 years!) on a single CR2032 battery
Weight: 3.7 oz (with mount)
Length: 2.7 inches
Waterproof: Submersible to 80 feet
Best Features
Ridiculous Durability: Aimpoints are legendary for their toughness. This thing can handle drops, bumps, and the heavy recoil of a 12 gauge.
Insane Battery Life: Leave it on for years without worrying about changing the battery.
Crystal Clear Sight Picture: The glass and 2 MOA dot are incredibly sharp, making target acquisition a breeze.
Lightweight & Compact: Doesn't weigh down the shotgun or disrupt the balance.
Advantages
Hold Zero: Aimpoints are built for rock-solid zero retention – set it and forget it.
Target Acquisition: A red dot is way faster for close-range defensive situations than iron sights.
"Always On" Reliability: This thing is ready to go 24/7, just grab your shotgun and you're ready to defend.
Low-profile Mount: Keeps the sight close to the bore axis for a more natural shooting position.
Disadvantages
Pricey: Aimpoints are a premium investment, no doubt.
No Magnification: For longer shots, you'll want a magnified optic or a combo setup.
My Experience
The Aimpoint Micro T-2 has totally transformed my Mossberg 590A1. It feels more accurate, more intuitive, and honestly, even more intimidating. At the range, I'm consistently landing tighter groupings, and in home defense scenarios, I feel confident in my ability to quickly and accurately place my shots.
Online Chatter
Here's what others commonly mention about the Aimpoint Micro T-2:
"If you can afford it, it's worth every penny."
"Absolutely bombproof, never had an issue."
"The battery life alone makes it worth it."
The Takeaway
If you're serious about your Mossberg 590A1 and want the absolute best red dot sight money can buy, the Aimpoint Micro T-2 is tough to beat. Sure, it's an investment, but it's one that will pay dividends in reliability, performance, and peace of mind.

EOTech XPS2

EOTech XPS2.jpg
I've been wanting to ditch the standard bead sight on my Mossberg 590a1, and the EOTech XPS2-300 is high on my list. This holographic sight is a popular choice for shotguns thanks to its unique reticle and tough build.
Specifications
Magnification: 1x
Reticle: 68 MOA ring with 1 MOA aiming dot
Battery Life: Up to 600 hours (lithium batteries)
Housing Material: Aluminum
Waterproof: Submersible to 10 feet
Best Features
Super-Fast Acquisition: That EOTech ring and dot reticle is lightning fast for picking up targets, especially moving ones.
Parallax Free: Keeps your aiming point consistent no matter how your eye is positioned behind the sight.
Compact: It won't make your shotgun overly bulky or unbalanced.
Advantages
Great choice for close-quarters and home defense due to the reticle design
Super rugged, can handle the 12-gauge recoil with ease
Easy controls and adjustments
Disadvantages
Battery Life: Not as long as some red dots, especially compared to those with auto-on/off
Price: A premium optic, so you'll be paying for that EOTech quality
Reticle Can Be Busy: Some people find the large ring a bit distracting if they're used to a simple dot.
My Experience
I haven't mounted my own XPS2-300 yet, but a buddy has one on his Benelli M4. I was sold after trying it out. That wide reticle helps me shoulder the gun and have the dot right where I need it, even in awkward positions.
Online Comments/Discussions
The EOTech seems to be well-loved by shotgun folks. Here's what I often see online:
"The best for fast, instinctive shooting, hands down"
"If you can afford it, this sight is worth every penny."
"Some complain about the battery life, but I just keep a spare handy."

Holosun HS510C

Holosun HS510C.jpg
Let's be real, the Mossberg 590A1 is a beast of a shotgun. It's meant for serious stuff, and as much as I respect those classic bead sights, I needed an upgrade for the kind of work I had in mind. That's where the Holosun HS510C came in. Here's what I think:
Specifications:
Reticle Options: 2 MOA dot, 65 MOA circle, or both
Battery Life: Up to 50,000 hours (constant on), auto shutoff feature
Solar Power: Built-in solar panel supplements battery life
Weight: 8.1oz (230g)
Construction: Rugged aluminum housing, waterproof
Best Features:
Shake Awake Technology: The sight turns on instantly when you pick up the gun, and powers down to save battery when you don't.
Multiple Reticles: Having the option for just the dot, just the circle, or the "donut of death" is awesome for versatility.
Solar Failsafe: A huge peace of mind knowing even if the battery totally dies, the solar panel can power the sight in decent light.
Advantages:
Target Acquisition: I'm way faster lining up shots compared to the bead sight, especially in low light.
Situational Awareness: The big sight window lets me keep both eyes open while aiming, crucial for home defense situations.
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