Best Red Dot For Sig P365 In 2024

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I’ve spent countless hours at the range and in real-world conditions, testing Best Red Dot For Sig P365. Through my rigorous trial and error, one sight has consistently stood head and shoulders above the rest: the Trijicon RMR.

Now, I know what you might be thinking: There are a ton of options out there, so why this one? Trust me, I’ve had my fair share of disappointments with other sights. However, the Trijicon RMR has never let me down. 

It’s a game-changer, folks. No beating around the bush here. If you’re in search of reliability and accuracy, this sight is your answer.

In this article, I’ll be diving into the details, comparing the top red dot sights suited for the SIG P365. But spoiler alert:

what red dots fit p365xl ?

The Trijicon RMR emerges as the top choice every single time. So, sit back and read on because you’re about to decide on your next gear upgrade.

The key criteria for my evaluations include durability, ease of use, and, most importantly, performance under various conditions.

With this approach, I aim to give you a complete picture, ensuring you invest your hard-earned money wisely.

Note: The sig p365 xl is an optics-ready gun. But, The p365 model is not optics ready. So, you will have to get an Outerimpact Red Dot Adapter Mount for Sig Sauer P365 to make your pistol optics ready so that you can mount any red dot sight of your choice on the go.

Top 5 Best Red Dot Sight for Sig p365

My best red dot for sig Sauer p365 and p365 xl is Trijicon RMR Type 2. You can also go with other options mentioned below. Additionally, there are various sig sauer p365 xl red dot options in the market.

1. Trijicon RMR – My Top Pick

The Trijicon RMR Type 2 is a top-of-the-line red dot sight. It features a 6.5 MOA adjustable LED reticle and an auto-adjusting aiming dot. 

The military-grade aluminum housing makes it incredibly durable. Plus, it’s equipped with a battery conservation mode and button lockout. 

The sight runs on a single CR 2032 lithium button cell, promising up to 50,000 hours of run time.

Why to Buy: First off, the build quality is unparalleled. With its military-grade aluminum housing, this sight is rugged and waterproof. It provides night vision compatibility and a crystal-clear reticle, offering you a substantial advantage in low-light conditions. 

Plus, the adjustable LED allows you to change brightness settings with ease. And let’s not forget about its longevity—the single CR 2032 battery offers up to 50,000 hours of run time. It’s a true game-changer!

Why Not to Buy: Alright, let’s get real for a second. The price tag isn’t exactly friendly. If you’re a casual shooter or on a budget, this may not be the sight for you. 

While it offers a plethora of features, not everyone needs the full suite of bells and whistles it brings to the table. 

Furthermore, it may be a bit overwhelming for beginners to take advantage of all the advanced functionalities. So, yes, it’s a premium sight, but its price reflects that.

Who Should Buy: This sight is perfect for someone who’s committed to premium shooting experiences and needs a durable, dependable optic. 

If you’re into home defense, self-defense, or competition shooting, the Trijicon RMR Type 2 will serve you well. Moreover, if you’re looking for a sight that can withstand harsh environments, this is the go-to option. 

Don’t balk at the price; consider it a long-term investment in your shooting skills and safety.

My Testing

Using this sight on my SIG P365 has been phenomenal. It’s super user-friendly, and the adjustable brightness levels are a huge plus for different lighting conditions. The reticle is sharp, making target acquisition swift and straightforward. 

The battery life has been excellent, and the sight has proven to be rugged and reliable. It truly lives up to its reputation.


  • Night vision compatible
  • High-quality build
  • Rugged and waterproof


  • Expensive

2. Leupold Deltapoint Pro – Solid Option

The Leupold DeltaPoint Pro Reflex Sight is an excellent addition to your SIG P365. With a 2.5 MOA red dot reticle and battery-saving Motion Sensor Technology, it’s designed for quick target acquisition. 

The DiamondCoat Aspheric Lens offers a wide field of view, and the sight is waterproof to boot. 

It’s also user-friendly, featuring tool-less top-loading battery access and true 1 MOA adjustments.

Why to Buy: Listen up; if you’re aiming for fast, accurate shots, look no further. This sight offers an incredibly wide field of view, which is essential for acquiring moving targets. 

Plus, the top-loaded battery feature is a game-changer; you can swap out the battery without removing the sight. How cool is that? Its Motion Sensor Technology helps conserve battery life, and the intuitive controls make for an easy-to-use experience. 

Simply put, it delivers on all fronts.

Why Not to Buy: Alright, here’s the downside. Unlike some other premium models, this sight isn’t night vision compatible. That could be a deal-breaker if you’re planning on using it in low-light environments or nighttime operations. 

Additionally, while the sight itself is high-quality, it comes at a premium cost. If you’re new to red dot sights or aren’t sure you’ll make the most of its features, it might be worth exploring more affordable options first.

Who Should Buy: So, who’s this sight for? It’s ideal for shooters who are looking to make fast, accurate shots, especially in dynamic situations. 

Whether you’re in competitive shooting, self-defense, or even hunting, this sight will serve you well. If you value a wide field of view and appreciate convenient features like top-loaded battery replacement, the Leupold DeltaPoint Pro is well worth the investment.

My Testing

I’ve had an awesome experience using the Leupold DeltaPoint Pro on my SIG P365. The wide field of view makes it really easy to pick up targets quickly. 

Even better, the top-loading battery access is a great convenience. It’s proven to be waterproof and durable, holding up excellently during my time at the range and in the field.


  • Wide field of view
  • Top-loaded battery access


  • Not night vision compatible

3. Holosun 507K X2 – Highly Rated

The HOLOSUN HS 507K-X2 is a micro red dot sight designed specifically for concealed carry on SIG P365 pistols. Its standout features include a long 50,000-hour battery life and Shake Awake technology that auto-shuts the LED to conserve battery. 

The sight also boasts a multi-coated lens for crisp visuals and a Lock Mode to prevent unintentional setting changes. In a nutshell, it’s compact but packed with functionality.

Why to Buy: So you’re considering a new red dot sight? The HS 507K-X2 is a winner. What’s not to love about a 50,000-hour battery life? That’s years, my friend. But what really sets this one apart is the side battery tray. 

You can swap out the battery without messing up your zero. Plus, the sight turns on and off with just a shake of the gun. Talk about convenience! And let’s not forget the multi-coated lens for that crisp, clear-sight picture.

Why Not to Buy: Okay, here’s the reality check. The sight is a bit on the heavy side compared to some other options. If you’re ultra-sensitive to the weight of your pistol, this might bug you. 

Also, you’ll need a special mounting plate to get this bad boy on your SIG P365, so be prepared for that extra step and expense. But honestly, if you can look past these minor downsides, there’s a lot to love here.

Who Should Buy: If you’re serious about your shooting and want a durable, reliable sight, this is for you. It’s perfect for concealed carry users who need reliability and longevity in their red dot sight. 

Whether you’re practicing at the range or need it for self-defense, the HS 507K-X2’s long battery life and Lock Mode make it an excellent choice. It’s designed to be a perfect fit on SIG P365 pistols, so if that’s your firearm, you’re in luck.

My Testing

This sight is everything I’ve wanted for my SIG P365. The 50,000-hour battery life means less fiddling and more shooting. Shake Awake tech? Super convenient. 

The sight was also an easy fit and didn’t require me to go through a long sighting-in process, thanks to the zero lock feature. All in all, it’s been a perfect match for my needs.


  • Crisp sight picture
  • Long battery life
  • Side battery tray
  • Easily fits in holsters
  • Replaces rear sight


  • Heavy compared to other red dot sights

4. Holosun 407K X2 – Customers Choice

Meet the Holosun HS407K X2, a top-of-the-line red dot sight for your SIG P365. With a 6 MOA red dot reticle, it’s easy to acquire your target quickly. 

And guess what? The Shake Awake technology extends battery life like a champ. 

It even comes with a multi-layer reflective glass to ensure you’ve got a crystal-clear view. And the housing? Super robust, thanks to 7075 T6 Aluminum.

Why to Buy: First off, the 50,000-hour battery life is unbeatable. Leave it on, and you’re good to go for a long time. Its user-friendly design is a total win, especially for beginners. The side-loading battery tray is a genius touch, saving you from the hassle of re-zeroing. 

The unlimited eye relief and parallax-free design make it even more compelling. And let’s not forget, Holosun backs it up with a three-year warranty on the optics.

Why Not to Buy: Sure, it’s got a lot of perks, but it’s not all sunshine and rainbows. The sight is a bit on the heavier side when compared to other red dot sights. 

Plus, while the 6 MOA dot is easy to spot, some may find it a tad large for precision shots. The small viewing window is another aspect where it falls short. 

These factors might be deal-breakers for some.

Who Should Buy: If you own a SIG P365 and are looking for a solid, long-lasting red dot sight, this is for you. Whether you’re a beginner or a seasoned pro, the HS407K X2 has features to suit all levels. 

It’s particularly useful for those involved in law enforcement or anyone who values quick target acquisition and extended battery life.

My Testing

Slapping this baby onto my SIG P365 was a game-changer. The Shake Awake technology ensures that it’s always ready when I am. 

The side-loading battery tray is, no joke, a life-saver, making battery swaps a walk in the park. Honestly, it’s like the sight was tailor-made for my SIG P365.


  • Long-lasting battery
  • User-friendly design
  • Robust 7075 T6 Aluminum housing
  • Three-year warranty


  • May lack precision due to the 6 MOA dot
  • Small viewing window

5. SIG Romeo Zero – Best Compatibility

The Sig Sauer Romeo Zero is a sleek, compact reflex sight tailored for the Sig P365 and P365XL. This red dot sight rocks a 3 MOA red dot, is pretty lightweight, and features MOTAC (Motion Activated Illumination). 

Its lens isn’t your ordinary glass; it’s HD polymer, offering 10x more impact resistance. For a snug, integrated look with your P365, the stippling pattern on the sight aligns perfectly with your grip.

Why to Buy: Look, if you’ve got a Sig P365, this red dot is like a match made in heaven. It’s designed to fit perfectly, enhancing your gun’s compactness. 

The lens isn’t just for show; that HD polymer lens brings durability into play. MOTAC? Yeah, that ensures the sight is ready the moment you are, no fumbling around. And let’s talk value: this sight packs all the essential features without burning a hole in your pocket.

Why Not to Buy: On the flip side, if you’re someone who appreciates a more metallic or premium finish, this sight might let you down. It doesn’t quite match up to the aesthetics of some high-end sights. 

So, if you’re looking for a one-size-fits-all kind of sight, this isn’t it.

Who Should Buy: Got a Sig P365 or P365XL? This sight is calling your name. It’s also ideal for folks who want quick target acquisition without the fuss. Whether you’re new to red dots or a seasoned vet, if a compact, budget-friendly sight gets you excited, the Romeo Zero should be on your shortlist.

My Testing

Okay, let’s get personal. Mounting this bad boy on my P365 was, well, a no-brainer. The fit was snug, and the MOTAC tech made it a breeze to use—I pull out my firearm, and it’s on. 

Quick targeting was, let’s just say, almost like cheating. The stippling? It’s a nice touch, making the grip feel like an extension of my hand.


  • Official Sig Sauer Sight
  • Lightweight and compact
  • Affordable


  • The finish could be better
  • Not versatile for other firearms

6. Vortex Viper – Good Value for Money

The Vortex Optics Viper Red Dot Sight is an all-around stellar add-on for your Sig P365. With a 6 MOA dot and a super low-profile design, it means business. 

Its fully multi-coated lens guarantees bright, clear views. The matte hard anodized finish isn’t just for looks; it’s built to last. What’s more? It’s waterproof and shockproof, so go ahead and put it through its paces. Oh, and don’t forget the unlimited eye relief, making it all about comfort.

Why to Buy: So, why should you consider shelling out your hard-earned cash for this sight? First up, the optics. Trust me, you won’t be squinting to see your target. The 6 MOA dot and ultra-clear lens make target acquisition a walk in the park. 

The build quality? Top-notch. This isn’t some flimsy sight that will give up on you. If you’re worried about warranties, Vortex has got you covered with a lifetime one. And let’s not ignore how sleek it looks on a P365!

Why Not to Buy: Alright, it’s not all sunshine and rainbows. For long-range shooting, this might not be your go-to. The 6 MOA dot could seem a bit too large, affecting your accuracy at greater distances. 

So, if you’re someone who likes to hit targets from afar, you might want to think twice. Also, while it’s robust, it’s not the cheapest sight you could get your hands on.

Who Should Buy: Are you a Sig P365 owner looking for a reliable, durable, and high-quality sight? You’re in the right place. Do you value quick target acquisition and clear optics? Yep, still in the right place. 

If you’re the type who wants a sight that moves seamlessly between firearms, or if you’re seeking that perfect blend of form and function, don’t look further.

My Testing

Strapping the Vortex Viper to my P365 was almost like a mini transformation for my firearm. The low profile and sleek design just made it look even cooler. 

And shooting? Man, that 6 MOA dot got me on target faster than you can say “bullseye.” The eye relief was like a little piece of heaven, letting me position the sight just how I like it.


  • Low profile design
  • Quick target acquisition
  • Robust build quality
  • Unlimited eye relief
  • Lifetime warranty


  • Less accuracy at long distances
  • A bit on the pricier side

Comparison and Rating Table

Red Dot SightDurability Ease of Use Performance Overall Rating 
Trijicon RMR1091010
Leupold Deltapoint Pro9899
Holosun 507K X28898.5
Holosun 407K X28888
SIG Romeo Zero7988
Vortex Viper7877.5


Alright, folks, we’ve put these red dot sights through their paces, testing them rigorously on the SIG P365. 

Now, let’s cut to the chase: my top pick is, drumroll, please, the Trijicon RMR. But remember, the best sight for you depends on what you’re looking for. Want something that won’t break the bank but still delivers? You might lean towards the SIG Romeo Zero. 

If you’re all about quick target acquisition and convenience, Holosun models could be right up your alley. On the other hand, if you’re particular about a broad field of view, the Leupold Deltapoint Pro could win you over. 

As a professional shooter, I’d say it’s crucial to weigh your needs and preferences before pulling the trigger on any sight. But regardless of your choice, make sure it aligns with your shooting style, requirements, and, of course, budget.


Can you put a red dot on a SIG P365?

Yes, but you’ll need an Outerimpact Red Dot Adapter Mount for Sig Sauer P365 to make it optics-ready.

Is the SIG P365 optic ready?

No, you’ll need a Red Dot Adapter Mount for Sig Sauer P365 to make it optics-ready.

What is the difference between P365 and P365XL?

The P365 is more compact and lightweight, while the P365XL is wider with an extended capacity magazine.

What optics fit the SIG P365 XL?

Most standard red dot optics will fit the Sig P365XL, thanks to its standard rail.

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My name is James Frost. I'm a veteran shooter and content creator who enjoys writing firearm gears reviews for I love teaching people about guns and gear and helping them to become better shooters.

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