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Best Submachine Guns in 2025

Submachine guns (SMGs) have earned their place as iconic firearms, prized for their compact size, high rate of fire, and effectiveness in close-quarters combat. From their origins in trench warfare to their modern-day use by military and law enforcement, SMGs have consistently delivered potent firepower in a manageable package. Whether you’re a firearms enthusiast, a gamer looking for virtual firepower, or simply curious about these legendary weapons, this guide will delve into the world of SMGs, exploring their history, mechanics, and highlighting some of the best examples ever produced.

Choosing the “”best”” SMG can be subjective, as different models excel in different areas. Some prioritize accuracy and controllability, while others focus on raw firepower and magazine capacity. This guide will consider a variety of factors, including historical significance, performance, reliability, ergonomics, and availability, to present a diverse selection of SMGs that have truly earned their place among the best. We’ll explore iconic classics that shaped history, as well as modern marvels that push the boundaries of SMG design. Join us as we navigate the fascinating world of submachine guns and uncover the characteristics that make them such formidable weapons.

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Best Submachine Guns: A Comprehensive Guide


1 Heckler & Koch H&K MP5 .22 LR: A Fun and Affordable Rimfire Replica of a Legend

The Heckler & Koch H&K MP5 .22 LR is a semi-automatic rimfire rifle and pistol designed to provide shooters with an affordable and enjoyable way to experience the iconic MP5 platform. Manufactured under license by Umarex, it delivers the classic look and feel of the original MP5, chambered in the widely available and inexpensive .22 LR cartridge. This makes it an excellent choice for plinking, target shooting, and training, particularly for those interested in the MP5 platform but not ready to commit to the cost and recoil of the centerfire versions.

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Notable Features:

  • Authentic MP5 Aesthetics: Faithfully recreates the iconic look and feel of the MP5, with familiar controls and features.
  • .22 LR Chambering: Offers low recoil, reduced noise, and affordable ammunition costs, making it ideal for high-volume shooting.
  • Reliable Blowback Operation: Provides consistent cycling and dependable performance with a variety of .22 LR ammunition.
  • 25-Round Magazines: Offers generous capacity for extended shooting sessions without frequent reloading.
  • Genuine H&K Parts: Incorporates some genuine H&K components, such as the diopter rear sight and fore-end on the pistol variant.
  • Tri-Lug Adapter and Threaded Barrel (Pistol): Allows for the attachment of suppressors and other muzzle devices.
  • Last Round Bolt Hold Open: A convenient feature not always found on .22 LR firearms.

Pros

  • Affordable Fun: Provides an accessible entry point into the MP5 platform without the high cost of centerfire versions.
  • Low Recoil and Noise: Makes shooting enjoyable and comfortable, especially for new or recoil-sensitive shooters.
  • Reliable Performance: Functions reliably with a variety of .22 LR ammunition, ensuring consistent shooting sessions.
  • Authentic MP5 Experience: Delivers the look, feel, and handling characteristics of the original MP5.
  • Customization Options (Pistol): The tri-lug adapter and threaded barrel allow for the attachment of suppressors and other accessories.

Cons

  • Parts Compatibility Issues: Some aftermarket accessories designed for the centerfire MP5 may not fit perfectly.
  • Plastic Construction: While durable, the extensive use of plastic may not appeal to purists seeking a more robust build.
  • Heavy Barrel Shroud: Adds unnecessary weight to the rifle variant.
  • Non-Standard Last Round Bolt Hold Open: While a useful feature, it deviates from the manual of arms of the original MP5.

The Heckler & Koch H&K MP5 .22 LR is a fantastic option for shooters looking for a fun, affordable, and reliable rimfire replica of the legendary MP5. While it may not be a perfect clone, it captures the essence of the original platform and provides an enjoyable shooting experience. Its affordability, low recoil, and reliable performance make it an excellent choice for plinking, target shooting, and training. For enthusiasts of the MP5 platform, the H&K MP5 .22 LR is a worthwhile addition to any collection.

2 dKRISS VECTOR SDP G2 10MM PSTL CGR: A Unique and Powerful Submachine Gun

The dKRISS VECTOR SDP G2 10MM PSTL CGR is a unique and powerful submachine gun that stands out from the crowd with its innovative design and impressive performance. Chambered in the hard-hitting 10mm Auto cartridge, this firearm offers a combination of firepower and controllability that makes it a compelling option for both enthusiasts and professionals.

Notable Features:

  • KRISS Super V System: This patented recoil mitigation system redirects recoil energy downwards, significantly reducing felt recoil and muzzle climb, allowing for faster follow-up shots and improved accuracy.
  • 10mm Auto Chambering: The powerful 10mm Auto cartridge delivers impressive stopping power and energy, making it suitable for a variety of applications, including self-defense and hunting.
  • Delayed Blowback Operation: This operating system ensures reliable cycling and smooth operation, even with the potent 10mm Auto round.
  • 5.5″” Threaded Barrel: The threaded barrel allows for the attachment of muzzle devices such as suppressors or compensators, further enhancing the firearm’s versatility.
  • Ambidextrous Controls: The Vector SDP G2 features ambidextrous controls for the safety, magazine release, and charging handle, making it comfortable for both right- and left-handed shooters.
  • Picatinny Rails: The integrated Picatinny rails on the top and bottom of the receiver allow for the easy attachment of optics, lights, lasers, and other accessories.
  • Folding Stock/Brace Option: Depending on the configuration, the Vector SDP G2 may come with a folding stock or brace, providing options for compactness and stability.
  • 15+1 Round Capacity: The standard magazine holds 15 rounds of 10mm Auto, offering ample firepower for various scenarios.

Pros

  • Exceptional Recoil Control: The KRISS Super V System effectively minimizes felt recoil and muzzle climb, making the Vector SDP G2 incredibly controllable, even in rapid fire.
  • Powerful 10mm Auto Cartridge: The 10mm Auto round offers significant stopping power and energy, making it a formidable choice for self-defense or hunting medium-sized game.
  • Versatile and Customizable: The threaded barrel and Picatinny rails allow for the attachment of a wide range of accessories, tailoring the firearm to specific needs and preferences.
  • Ambidextrous Design: The ambidextrous controls make the Vector SDP G2 comfortable and accessible for both right- and left-handed shooters.
  • Compact and Maneuverable: The relatively compact size and potential for a folding stock/brace make the Vector SDP G2 easy to maneuver in tight spaces.

Cons

  • Weight: The Vector SDP G2 is heavier than some other submachine guns in its class, which might be a consideration for extended carry or use.
  • Cost: The Vector SDP G2 is a premium firearm with a price tag that reflects its innovative design and features.
  • Magazine Capacity: While the 15+1 round capacity is adequate for many situations, some users might prefer a higher capacity option.
  • Availability of 10mm Ammunition: 10mm Auto ammunition might be less readily available compared to more common calibers like 9mm.

The dKRISS VECTOR SDP G2 10MM PSTL CGR is a remarkable submachine gun that offers a unique combination of power, controllability, and versatility. Its innovative design and features make it a compelling choice for those seeking a high-performance firearm in a compact package. While the weight, cost, and ammunition availability might be factors to consider, the Vector SDP G2’s strengths make it a standout option in the world of submachine guns.

3 FN PS90 Standard 16″” 5.7mm x 28mm Semi Auto Rifle: A Compact Powerhouse for Civilian Shooters

The FN PS90 Standard 16″” is the civilian-legal semi-automatic version of the iconic P90 submachine gun, famed for its futuristic design and potent 5.7x28mm cartridge. This bullpup carbine offers a unique blend of compactness, firepower, and ergonomics, making it a compelling choice for personal protection and sporting applications.

Notable Features:

  • 5.7x28mm Cartridge: Delivers high velocity and flat trajectory, with the ability to penetrate certain types of body armor (with specific ammunition).
  • Bullpup Design: Maximizes barrel length in a compact package, ideal for maneuverability in close quarters.
  • 50-Round Magazine: Offers impressive firepower and reduced reloading frequency.
  • Ambidextrous Controls: Caters to both right and left-handed shooters with ease.
  • Integrated Reflex Sight: Provides quick target acquisition and intuitive aiming.
  • 16″” Barrel: Meets legal requirements for civilian ownership without special permits (in the US) and enhances muzzle velocity.
  • Polymer Construction: Reduces weight and enhances durability.
  • MIL-STD-1913 Rail: Allows for the mounting of optics and accessories.

Pros

  • Compact and Maneuverable: The bullpup design makes the PS90 exceptionally easy to handle in tight spaces, making it ideal for home defense or dynamic shooting scenarios.
  • High Capacity and Effective Cartridge: The 50-round magazine combined with the 5.7x28mm cartridge’s performance provides significant firepower and potential for self-defense.
  • Low Recoil and Easy Handling: The 5.7x28mm round produces relatively mild recoil, making the PS90 controllable and enjoyable to shoot.
  • Ambidextrous and Ergonomic: The fully ambidextrous controls and intuitive design cater to a wide range of shooters.
  • Reliable and Durable: The PS90 benefits from FN Herstal’s reputation for quality and reliability, offering a robust firearm built to last.

Cons

  • Ammunition Availability and Cost: 5.7x28mm ammunition can be less readily available and more expensive than common pistol calibers.
  • Learning Curve for Bullpup: The bullpup design might require some adjustment for shooters accustomed to traditional rifle layouts.
  • Limited Aftermarket Support: Compared to AR-15s or other popular platforms, the PS90 has a smaller aftermarket for accessories and customization.
  • Price: The PS90 is relatively expensive compared to other semi-automatic carbines in its class.

The FN PS90 Standard 16″” offers a unique and powerful option for civilian shooters seeking a compact and capable firearm. Its combination of innovative features, potent ammunition, and ergonomic design make it a standout choice for those who prioritize maneuverability and firepower. While the cost and ammunition considerations might be factors, the PS90 delivers a distinctive shooting experience and undeniable performance.

Submachine Gun Buying Guide

Purchasing a submachine gun is a significant decision, requiring careful consideration of various factors to ensure you choose the right firearm for your needs and preferences. This buying guide will outline key aspects to consider before making your purchase:

1. Purpose and Intended Use

Clearly define the primary purpose of your SMG. Will it be for self-defense, competitive shooting, recreational target practice, or collecting? Different SMGs excel in different areas. For instance, a compact and lightweight SMG might be ideal for home defense, while a more robust and accurate model might be preferred for competition shooting.

2. Caliber

SMGs come in various calibers, each with its own characteristics. Common calibers include 9mm, .40 S&W, .45 ACP, and 10mm. Consider factors like recoil, availability of ammunition, and the intended target when choosing a caliber. For example, 9mm is a popular choice for its low recoil and widespread availability, while 10mm offers greater stopping power.

3. Action

SMGs typically utilize either blowback or delayed blowback actions. Blowback actions are simpler and more common, offering reliability and ease of maintenance. Delayed blowback actions, on the other hand, can provide smoother recoil and improved accuracy. Research the different action types and choose one that aligns with your preferences.

4. Size and Weight

SMGs are known for their compact size, but they can still vary in dimensions and weight. Consider how you intend to use the SMG and choose a size and weight that is comfortable for you to handle and maneuver. A smaller, lighter SMG might be ideal for close-quarters scenarios, while a larger, heavier SMG might offer greater stability during sustained fire.

5. Ergonomics and Controls

Examine the ergonomics of the SMG, including the grip, trigger, safety selector, and magazine release. Ensure that the controls are intuitive and easy to reach, and that the grip provides a comfortable and secure hold. A well-designed SMG will enhance your shooting experience and improve accuracy.

6. Sights and Optics

SMGs come with various sighting options, including iron sights, red dot sights, and holographic sights. Choose a sighting system that suits your needs and preferences. Iron sights are reliable and durable, while red dot and holographic sights offer faster target acquisition. Consider the intended shooting distance and lighting conditions when choosing sights.

7. Magazine Capacity and Reliability

SMG magazines come in different capacities, typically ranging from 20 to 50 rounds. Consider the intended use and choose a magazine capacity that meets your requirements. Additionally, research the reliability of the SMG’s feeding system to ensure smooth and consistent operation.

8. Accessories and Customization

Some SMGs offer a wide range of accessories, such as suppressors, foregrips, and tactical lights. Consider whether you require any accessories to enhance the functionality of your SMG. Additionally, some SMGs allow for customization with aftermarket parts, allowing you to personalize your firearm.

9. Budget

SMGs can vary significantly in price, depending on the manufacturer, features, and condition. Establish a budget before you start shopping and stick to it. Consider the value offered by different SMGs within your price range and choose one that provides the best combination of features and quality.

10. Legality

Thoroughly research the legality of owning and possessing an SMG in your jurisdiction. SMG ownership is subject to strict regulations in many areas. Ensure that you comply with all applicable laws and regulations before purchasing an SMG.

Conclusion: Finding Your Perfect SMG

The world of submachine guns offers a fascinating array of choices, each with its own unique strengths and historical significance. Whether you’re drawn to the classic reliability of the Heckler & Koch MP5, the futuristic design of the KRISS Vector, or the innovative bullpup configuration of the FN PS90, there’s an SMG out there to suit your preferences and needs. Ultimately, the “”best”” SMG is the one that best fits your individual requirements, whether it’s for recreational shooting, home defense, or historical appreciation.

If you’re looking for a starting point in your SMG journey, we highly recommend the Heckler & Koch H&K MP5 .22 LR. Its legendary design, combined with the affordability and manageable recoil of the .22 LR caliber, makes it an excellent choice for both beginners and experienced shooters alike. It provides a fantastic platform to learn the fundamentals of SMG handling and marksmanship while enjoying the iconic legacy of the MP5 platform.

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