Selected Handgun Detail

HK
Model HK4
HK Pistol HK4 .32 Auto Variant-1
Scale To:
Gun Dimensions Width:1.3-in
Length:6.2-in Height:4.8-in
Barrel:3.35-in Weight:18.3-oz
Variant 1 of 3
Gun Rankings
  • Power Factor (71 grain bullet)61841
  • Recoil Factor (71 grain bullet)1.43 ft-lb
  • Total Capacity9 rounds
  • ConcealabilityGood
  • Defense Factor53%
Gun Specifications
Type:Pistol
Caliber:.32 Auto
Action:blowback operated semi-auto
Trigger:double-action (DA/SA)
Safety:slide mounted decock/safety lever
Magazine:8-round
Frame:black anodized aluminum
Grip:black checkered plastic
Sights:fixed blade and notch
Notes:Second Variation - finger extension
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 occurred between 1968 and 1973. It belongs to the second variation, notable for specific design updates during that period, reflecting advancements in manufacturing and user preferences of the era.

Market value
Last updated: 7/10/2025

For this gun in 95% condition, the MSRP is not widely available for discontinued models. Used market value in 2024-2025 ranges from $400 to $600, based on recent sales and pricing guides.

Cartridge Specifications
Cartridge: .32 Automatic
Alias: 7.65 mm Browning
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Ballistics for This Gun
Selected Bullet Mass:71 grains
MV:871 ft/sec ME:120 ft-lbs
Analysis

This compact .32 Auto pistol offers a solid blend of precision and user-friendly design for shooters seeking a lightweight carry option. Its accuracy is commendable, particularly at close to medium ranges, making it suitable for self-defense scenarios. The ergonomic grip fits comfortably in most hands, aiding in control during firing. Reliability is a strong point, with consistent performance under varied conditions, assuming proper care is maintained. The trigger pull is crisp, averaging around 5 pounds in single-action mode, which enhances shot placement. Felt recoil is minimal, thanks to the mild cartridge and the firearm’s balanced weight distribution. However, maintenance can be somewhat demanding, requiring meticulous cleaning to prevent malfunctions. Additionally, sourcing replacement parts may pose challenges due to limited availability. For some users, the smaller caliber might not inspire confidence for defensive use, potentially limiting its appeal in certain contexts.

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