Technical Specifications

Type	Semi-automatic pistol
Country of origin	Argentina
Manufacturer	Bersa
Produced	1994–present
Used by	See Users
Variants	Thunder Ultra Compact
Weight	* 794 g Thunder 9, 40 * 695 g Thunder 9, 40 Ultra Compact * 766 g Thunder 45 Ultra Compact * 870 g Thunder 9, 40 (unloaded)
Length	* 192 mm Thunder 9, 40 * 165 mm Thunder 9, 40 Ultra Compact * 170 mm Thunder 45 Ultra Compact
Barrel length	* 110 mm Thunder 9, 40 * 89 mm Thunder 9 and 40 Ultra Compact * 92 mm Thunder 45 Ultra Compact
Cartridge	* 9×19mm Parabellum (Thunder 9 & Thunder 9 Ultra Compact) * .40 S&W (Thunder 40 & Thunder 40 Ultra Compact) * .45 ACP (Thunder 45 Ultra Compact)
Action	Locked breech, Short recoil operated

Data from Bersa Thunder 9 (Wikipedia, 2026-09-22). Text licensed under CC BY-SA. Image: CC BY-SA 3.0 — Ws4590.

Compatible Calibers (1)

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