Beretta PX4 Storm Pistol

Posted: 04/18/2026

Beretta PX4 Storm Pistol

The Beretta PX4 Storm is a polymer-framed, DA/SA semi-automatic pistol featuring a unique rotating barrel system that reduces recoil and muzzle jump. Chambered in .45 ACP, it offers a 4-inch barrel, 10-round capacity, modular backstraps, and ambidextrous safety/decocker, making it popular for duty and concealed carry.

Specifications:

  • Action: Double/Single Action (DA/SA)
  • Caliber: 9mm Luger (also .40 S&W, .45 ACP)
  • Capacity: 9+1 (.45 ACP)
  • Barrel Length: 4.0 inches (102mm)
  • Overall Length: 7.6 inches (195mm-210mm)
  • Width: 1.42–1.49 inches (36mm-38mm)
  • Weight (Empty): ~27.3 – 28.57 oz (774g – 810g)
  • Frame: Polymer with interchangeable backstraps
  • Sights: 3-dot fixed sights