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Small armsIn service
Semi-automatic pistol
Heckler & Koch HK4 is a semi-automatic pistol originating in West Germany. It was built by Heckler & Koch , MAS. Reported operators include Germany, Morocco, Qatar, Uruguay, Venezuela.
True scale
Sourced dimensions beside a 1.75 m human reference.
Points represent sourced observations, including revisions. Revisions on the same effective date are not separate inventory events. Ranges appear in the table and are not plotted as exact points.
| Observation / report period | Value | Source | Claim state |
|---|---|---|---|
| 1 Oct 2026 | 0.157 m | Wikipedia contributors | superseded |
| 1 Oct 2026 | 0.157 m | Wikipedia contributors | approved |
Semi-automatic pistol
West Germany
See Users
Alex Seidel
1963
Heckler & Koch , MAS
1964 or 1967-1984
480 g (17 oz)
157 mm (6.2 in)
85 mm (3.3 in)
32 mm (1.3 in)
110 mm (4.3 in)
.22 Long Rifle .25 ACP .32 ACP .380 ACP
Straight blowback , unlocked breech
356 m/s (MAG-95, MAG-98, MAG-98c)
Sights ranged for 25 m
7, 8-round box magazine
Fixed, front post and rear notch, sight radius 121 mm
Germany : Customs, various police forces under designation P11 .
Morocco
Qatar
Uruguay
Venezuela
Reference text from Wikipedia contributors, used under CC BY-SA 4.0.
Heckler & Koch HK4 equipment records. Variants, orders and quantities are shown as reported in each inventory source; coverage is incomplete.
Germany
Morocco
Qatar
Uruguay
Venezuela