Selected Handgun Detail

STI International
Model GP6
STI International Pistol GP6 9 mm Variant-1
Scale To:
Gun Dimensions Width:No Data
Length:7.9-in Height:No Data
Barrel:4.25-in Weight:26.1-oz
1 Variant
Gun Rankings
  • Power Factor (124 grain bullet)144460
  • Recoil Factor (124 grain bullet)5.42 ft-lb
  • Total Capacity16 rounds
  • ConcealabilityFair
  • Defense Factor84%
Gun Specifications
Type:Pistol
Caliber:9 mm
Action:recoil operated semi-automatic
Trigger:double-action (DA/SA)
Safety:frame mounted ambi safety
Magazine:15-round
Frame:black polymer
Grip:integrated polymer
Sights:white 3-dot
Notes:
Manufacturer
STI International
More Info
About the Gun

The GP6 follows a more classic polymer frame design. This double-action (DA/SA) hammer-fired pistol is in the same category as the Beretta PX4 and and Fabrique Nationale FNP, in operation, performance and price. It even uses a rotating barrel system like the PX4. But, unlike its peers the GP6 does not have interchangeable palmswells. Other features of the GP6 are a fixed 3 dot sight system, ambi-thumb safeties, an ambi–slide release and an integrated accessory rail.

Production

Production of this firearm began in the early 2000s, with manufacturing primarily occurring between 2003 and 2010. It was produced by a well-known Texas-based company, focusing on high-quality components during that period.

Market value
Last updated: 7/10/2025

The MSRP for this gun is approximately $599. In 95% condition, the used market value in 2024-2025 data ranges from $400 to $450, based on recent auction and pricing trends.

Cartridge Specifications
Cartridge: 9 mm Luger
Alias: 9 mm Parabellum
More Info
Ballistics for This Gun
Selected Bullet Mass:124 grains
MV:1165 ft/sec ME:374 ft-lbs
Analysis

This 9mm pistol offers a compelling package for shooters seeking a competition-ready firearm. Its accuracy is notable, delivering tight groupings at various distances, thanks to a well-designed barrel and sight system. The ergonomics are thoughtfully executed, with a grip that accommodates a wide range of hand sizes, promoting a secure hold during extended sessions. Reliability is a strong point, as it cycles smoothly with minimal malfunctions across different ammunition types. However, maintenance can be somewhat demanding, requiring regular attention to keep it in peak condition. Availability of replacement parts may pose a challenge for some users, potentially leading to delays in repairs. The trigger pull is crisp, averaging around 4.5 pounds, which aids precision but might feel stiff for beginners. Felt recoil is moderate, manageable for most, though less experienced shooters might notice it during rapid fire.

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