Fn 5.7 vs Ruger 5.7: Which 5.7x28mm Pistol Reigns?

Versus
By Versus Guy May 6, 2026
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Looking for a high-velocity, low-recoil pistol? The 5.7x28mm cartridge has taken the handgun world by storm, and two titans stand out: the FN Five-seveN and the Ruger-57. Both offer impressive performance, but which one is the better choice for you? This comparison will break down everything you need to know.

The FN Five-seveN, the original, set the standard for this cartridge. It’s known for its accuracy and unique design. The Ruger-57, on the other hand, offers a more affordable entry point into the 5.7x28mm world while still delivering excellent features and performance.

We’ll delve into the specifics, comparing their features, handling, and overall value. From ergonomics to price, we’ll cover all the essential aspects to help you decide between the FN 5.7 and the Ruger 57. Get ready to explore the exciting world of these high-performance pistols!

Specs at a Glance:

Featurefn 5.7ruger 5.7
Caliber5.7x28mm5.7x28mm
Capacity20 rounds20 rounds
ActionSingle-ActionSingle-Action
Barrel Length4.8 inches4.94 inches
Overall Length8.2 inches8.65 inches
Weight (empty)22.5 oz22.3 oz
SightsAdjustable 3-dotAdjustable 3-dot
Frame MaterialPolymerPolymer
Slide MaterialSteelThrough-Hardened Alloy Steel
Trigger Pull4.4 – 7.7 lbs3.0 – 5.0 lbs
SafetyAmbidextrous Manual SafetyManual Safety (Optional)
Accessory RailPicatinny RailPicatinny Rail

Feature-by-Feature Breakdown

Caliber

  • Fn 5.7: Both pistols are chambered in the 5.7x28mm cartridge, offering a unique combination of high velocity and low recoil. This round is known for its flat trajectory and impressive penetration capabilities. However, ammunition availability and cost can be a drawback.
  • Ruger 5.7: Also utilizes the 5.7x28mm cartridge, providing the same ballistic advantages as the FN model. The Ruger’s adoption of this caliber has increased its popularity, potentially leading to increased ammunition availability over time. The cost of ammunition is still a factor to consider.
  • Winner: Tie

Magazine Capacity

  • Fn 5.7: Typically comes with 10- or 20-round magazines, providing ample capacity for self-defense or competitive shooting. Larger capacity magazines are a definite advantage.
  • Ruger 5.7: Comes standard with 10- or 20-round magazines, matching the FN’s capacity. This offers similar advantages in terms of round count.
  • Winner: Tie

Ergonomics & Handling

  • Fn 5.7: The FN 5.7 often features a comfortable grip and well-placed controls. Some users may find the grip slightly larger, which could impact handling for those with smaller hands.
  • Ruger 5.7: The Ruger 5.7 is generally praised for its comfortable grip and intuitive controls. The grip is often considered to be more streamlined and ergonomic than the FN’s.
  • Winner: Ruger 5.7

Size & Weight

  • Fn 5.7: Generally slightly larger and heavier than the Ruger 5.7. This can contribute to recoil management but may make it less ideal for concealed carry.
  • Ruger 5.7: The Ruger 5.7 is often lighter and more compact, making it better suited for concealed carry and easier to handle for some users.
  • Winner: Ruger 5.7

Trigger

  • Fn 5.7: The FN 5.7’s trigger is often described as having a crisp break, though the pull weight can vary. Some users may prefer a lighter trigger for improved accuracy.
  • Ruger 5.7: The Ruger 5.7 typically has a lighter trigger pull compared to the FN, which can enhance accuracy. However, the trigger feel can be subjective.
  • Winner: Ruger 5.7

Price

  • Fn 5.7: Typically more expensive than the Ruger 5.7 due to its premium build and brand recognition. This can be a significant factor for budget-conscious buyers.
  • Ruger 5.7: The Ruger 5.7 is generally more affordable, making it a more accessible option for a wider range of consumers.
  • Winner: Ruger 5.7

Accuracy

  • Fn 5.7: Known for its accuracy, the FN 5.7 often delivers tight groupings at various distances. The barrel quality and overall build contribute to its precision.
  • Ruger 5.7: The Ruger 5.7 also provides good accuracy, though some users may find it slightly less precise than the FN 5.7. Accuracy will vary based on the shooter.
  • Winner: fn 5.7

Aftermarket Support & Customization

  • Fn 5.7: Has a moderate level of aftermarket support, with some options for customization, such as sights and accessories. Availability of parts might be limited compared to more popular platforms.
  • Ruger 5.7: Offers increasing aftermarket support, but still limited compared to other popular platforms. As the pistol gains popularity, more options are likely to emerge.
  • Winner: Tie

Winner by Category:

CategoryWinner
Overall Valueruger 5.7
Triggerruger 5.7
ErgonomicsTie
Priceruger 5.7
Brand ReputationTie
Aftermarket Supportfn 5.7

What They Have in Common:

  • Caliber: Both pistols are chambered in the 5.7x28mm cartridge, offering similar ballistic performance and low recoil.
  • Magazine Capacity: Both the FN 5.7 and the Ruger 5.7 come standard with magazines holding 20 rounds, providing ample firepower.
  • Action Type: Both pistols utilize a single-action trigger system, contributing to a crisp and consistent trigger pull.
  • Polymer Frame: Both pistols feature polymer frames, making them lightweight and durable.
  • Adjustable Sights: Both pistols are equipped with adjustable sights, allowing for customization and improved accuracy.

Fn 5.7 Vs Ruger 5.7 Buying Guide

Price and Availability

The price point is often a significant factor for potential buyers. The FN Five-seveN typically commands a higher price tag due to its premium build quality, brand recognition, and included features. The Ruger 5.7, on the other hand, is generally more affordable, making it accessible to a wider range of consumers. Availability can also vary; while the Ruger 5.7 is widely available, the FN Five-seveN might have limited availability depending on location and demand. Consider your budget and how quickly you need the firearm when making your decision.

Ergonomics and Handling

Ergonomics play a crucial role in the comfort and ease of use. The FN Five-seveN often features a more refined grip and overall balance, which can contribute to a more comfortable shooting experience. The Ruger 5.7, while generally comfortable, might have a slightly different feel in hand, potentially appealing to different preferences. Consider factors such as grip texture, trigger reach, and overall weight distribution when evaluating ergonomics. Try handling both firearms if possible to determine which feels better in your hands. (See Also: Demeyere 5 Plus Vs Atlantis )

Features and Design

Examine the features and design elements of each firearm. The FN Five-seveN often boasts a more sophisticated design, with attention to detail and high-quality materials. It may also include features such as ambidextrous controls or enhanced sights. The Ruger 5.7, known for its practicality, often incorporates a straightforward design with functional features that prioritize reliability and ease of maintenance. Consider the specific features that are important to you, such as magazine capacity, sight options, and accessory compatibility.

Performance and Accuracy

Accuracy and performance are paramount. The FN Five-seveN, with its reputation for precision, typically delivers consistent accuracy at various distances. The Ruger 5.7 also provides respectable accuracy, suitable for both target shooting and personal defense. Evaluate the trigger pull, sight picture, and overall felt recoil when assessing performance. Consider reading reviews and watching videos to compare the shooting experiences of each firearm to get a sense of their accuracy potential.

Reliability and Durability

Reliability is crucial for any firearm intended for self-defense or regular use. The FN Five-seveN is known for its robust construction and dependable performance, often built to withstand rigorous use. The Ruger 5.7 also benefits from Ruger’s reputation for building durable firearms, designed to handle a variety of conditions. Research user reviews and consider the manufacturer’s warranty to assess the long-term reliability of each model. A reliable firearm is essential for safety and peace of mind.

Ammunition and Accessories

Ammunition availability and accessory options should be considered. The FN Five-seveN uses a proprietary cartridge, which, while offering excellent performance, might be more expensive and less readily available than the more common 5.7x28mm round used by the Ruger 5.7. The Ruger 5.7 benefits from a wider availability of ammunition, and may offer a broader selection of aftermarket accessories, such as holsters, sights, and magazine extensions. Consider your ammunition needs and the availability of accessories when making your choice. (See Also: Nikon 50 1 8 Vs 1 4 )

Who Should Buy What?

Buy fn 5.7 If…

  • You prefer a pistol with a proven track record and established reputation.
  • You desire a more premium feel and finish in your firearm.
  • You prioritize the availability of certain aftermarket parts.
  • You want a pistol with ambidextrous safety.

Buy ruger 5.7 If…

  • You are looking for a more affordable option without sacrificing performance.
  • You prefer a lighter trigger pull.
  • You value the Ruger brand’s reputation for reliability and customer service.
  • You prefer a simpler design with optional manual safety.

Frequently Asked Questions

What is the primary difference between the FN Five-seveN and the Ruger 5.7?

The primary difference lies in the price point and features. The FN Five-seveN is generally more expensive, reflecting its higher-quality build and included features. The Ruger 5.7 offers a more budget-friendly option, while still providing a similar shooting experience. The FN Five-seveN often has a more premium feel, while the Ruger 5.7 focuses on practicality and affordability.

Which firearm is more accurate?

Both firearms are capable of excellent accuracy. The FN Five-seveN is often praised for its precision, while the Ruger 5.7 also delivers respectable accuracy. The specific accuracy levels can vary depending on the shooter, ammunition used, and environmental conditions. Both firearms are suitable for target shooting and personal defense applications.

What type of ammunition do they use?

Both firearms chamber the 5.7x28mm cartridge, but the FN Five-seveN is specifically designed around the proprietary FN ammunition, while the Ruger 5.7 can use different loads of 5.7x28mm. The 5.7x28mm round is known for its high velocity and low recoil, making it suitable for a variety of shooting applications.

Which gun is better for concealed carry?

Concealed carry suitability depends on individual preferences and body type. The Ruger 5.7, being slightly lighter and more compact, may be easier to conceal for some individuals. However, both firearms are relatively manageable in size. Consider factors such as overall size, weight, and your preferred concealment method when making your decision. (See Also: Samsung Pro Vs Evo 850 )

Is the Ruger 5.7 more affordable?

Yes, the Ruger 5.7 is generally more affordable than the FN Five-seveN. This lower price point is a significant advantage for budget-conscious buyers. The Ruger 5.7 provides a more accessible entry point into the 5.7x28mm platform. The affordability of the Ruger 5.7 has been a major factor in its popularity.

What accessories are available for each firearm?

Both firearms have a range of available accessories, including holsters, sights, and magazine extensions. The Ruger 5.7 may have a slightly wider selection of aftermarket accessories due to its higher popularity. Both offer ample customization options. Check manufacturer and third-party websites for options.

Which gun is easier to maintain?

Both firearms are relatively easy to maintain. Regular cleaning and lubrication are essential for optimal performance. The Ruger 5.7’s simpler design may make it slightly easier to disassemble and clean. Refer to the manufacturer’s instructions for detailed maintenance procedures. Always prioritize safety when handling firearms.

Final Verdict

Choosing between the FN Five-seveN and the Ruger 5.7 depends on individual needs and budget. The FN Five-seveN offers a premium experience with a higher price tag, while the Ruger 5.7 provides excellent value. Both are accurate, reliable, and chamber the potent 5.7x28mm round. Consider your priorities and handle both before deciding.

Winner: Ruger 5.7