Key point: The HK USP is strikingly similar to the very popular 1911. This is why they’ve had such niche commercial success. In the 1990s, U.S. Special Operations Command went looking for a new ...

The USP is 7.68 inches long with a height of 5.31 inches. It is 1.26 inches wide, making it relatively narrow among high capacity autoloaders, with even the .45 ACP version the same width.