Selected Handgun Detail

HK
Model HK4
HK Pistol HK4 .380 Auto Variant-3
Scale To:
Gun Dimensions Width:1.3-in
Length:6.2-in Height:4.3-in
Barrel:3.35-in Weight:18.3-oz
Variant 3 of 3
Gun Rankings
  • Power Factor (90 grain bullet)87840
  • Recoil Factor (90 grain bullet)2.98 ft-lb
  • Total Capacity8 rounds
  • ConcealabilityGood
  • Defense Factor56%
Gun Specifications
Type:Pistol
Caliber:.380 Auto
Action:blowback operated semi-auto
Trigger:double-action (DA/SA)
Safety:slide mounted decock/safety lever
Magazine:7-round
Frame:black anodized aluminum
Grip:brown checkered plastic
Sights:fixed blade and notch
Notes:First Variation
Manufacturer
Heckler & Koch GmbH
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About the Gun

The first pistol produced by the company, designated as the HK4 due to its modular frame design that allowed for changing the barrel, spring and magazine to accommodate four different calibers. The gun design was influenced by the Mauser Model HSc.

Production

Production of this model began in 1967 and continued until 1973 for the first variation. These early units were manufactured in Germany, marking the initial phase of this design's availability to the market.

Market value
Last updated: 7/10/2025

For this gun in 95% condition, the MSRP is approximately $600-$700 based on historical data. Used market value in 2024-2025 ranges from $400 to $550, reflecting recent auction trends and pricing guides.

Cartridge Specifications
Cartridge: .380 Automatic
Alias: 9mm Browning Short
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Ballistics for This Gun
Selected Bullet Mass:90 grains
MV:976 ft/sec ME:190 ft-lbs
Analysis

This .380 Auto pistol from a well-known German manufacturer showcases a solid design rooted in precision engineering. Its accuracy is commendable, delivering consistent performance at typical self-defense ranges, thanks to a well-balanced barrel and sight alignment. Ergonomically, it fits comfortably in most hands, with a grip that supports intuitive handling during extended shooting sessions. Reliability is a strong suit, as it cycles smoothly with a variety of ammunition under diverse conditions. However, maintenance can be somewhat intricate, requiring patience and familiarity with its internal components. Availability of replacement parts may pose challenges, especially for less common repairs. The trigger pull is crisp, averaging around 4.5 pounds in single-action mode, which aids in precision shooting. Felt recoil is moderate for the caliber, manageable for most users, though those sensitive to kick might need acclimation. Overall, it’s a capable option for personal defense or range use.

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