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Beretta PX4 Storm

Fabbrica · Pistol

Beretta PX4 Storm

Short recoil (semi-automatic) · 9x19mm Parabellum · introduced 2004

Also known as Px4 Storm, PX4 SD

About the Beretta PX4 Storm

The Beretta PX4 Storm is a semi-automatic pistol chambered in 9x19mm Parabellum, produced by Fabbrica d'Armi Pietro Beretta since 2004. This Italian-manufactured firearm reflects the engineering traditions and quality standards of its country of origin, designed to meet the demands of both civilian and professional users in a competitive global marketplace. Featuring a 17-round magazine capacity, this pistol offers generous firepower for duty use and home defense. The 4.0-inch barrel provides an excellent balance between sight radius and portability, making it equally suitable for duty carry and recreational shooting. Weighing 785g (27.7 oz) empty, this firearm strikes a practical balance between manageable carry weight and sufficient mass to moderate felt recoil during shooting. The polymer frame construction reduces weight while providing a textured, ergonomic grip surface designed for secure handling in all conditions. This firearm represents its manufacturer's commitment to delivering a well-engineered, reliable product that serves the needs of discerning shooters seeking quality, accuracy, and dependable performance from a proven platform.

The PX4 Storm's rotating barrel locking system, derived from the earlier Beretta 8000 Cougar series, converts linear recoil energy into rotational motion, measurably reducing felt recoil and muzzle rise compared to tilting-barrel designs. Interestingly, the subcompact variant uses a conventional tilting barrel instead, as the rotating barrel mechanism requires more slide length.

Beretta PX4 Storm specifications

General

Type
Pistol
Action
Short recoil (semi-automatic)
Firing mechanism
Double action
Trigger
Double action single action
Calibres
9x19mm Parabellum, .40 S&W, .40 S&W, .45 ACP
Magazine capacity
17 rounds
Magazine
Detachable box magazine

Dimensions

Barrel length
102 mm (4.0 in)
Overall length
192 mm (7.6 in)
Height
140 mm (5.5 in)
Width
36 mm (1.4 in)
Weight (empty)
0.79 kg (1.73 lb)
Weight (loaded)
0.93 kg (2.04 lb)
Sight radius
146 mm (5.7 in)

Barrel

Rifling twist
1:10 in (250 mm)
Rifling
Right hand
Grooves
6

Materials

Barrel
Steel
Receiver / frame
Polymer
Slide
Steel
Finish
bruniton

Performance

Muzzle velocity (typical)
360 m/s (1181 fps)
Muzzle energy (typical)
481 J (355 ft·lb)
Effective range
50 m

History

Introduced
2004
Production status
In production
Country of origin
IT

Available calibres

9x19mm Parabellum.40 S&W.40 S&W.45 ACP

Features

  • Rotating barrel system
  • Ambidextrous safety
  • Accessory rail
  • Interchangeable backstraps
  • Luminescent 3 dot sights
  • External hammer

Safety

  • Manual safety
  • Firing pin safety
  • Trigger safety
  • Hammer drop safety

The full-size and compact variants use the rotating barrel system (derived from the Beretta 8000 series), while the subcompact uses a tilting barrel system. Available with or without manual safety, and offered with interchangeable backstraps for customization. The Special Duty variant features a threaded barrel for suppressor attachment.

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