Austria's polymer-frame, striker-fired service pistol — the ubiquitous 9×19mm sidearm of NATO militaries and law enforcement worldwide, in continuous production since 1982.
The QSZ-92 is China's standard-issue PLA/PAP sidearm — a polymer-frame, rotating-barrel pistol chambered in two distinct cartridge families, including a unique 5.8×21mm armor-defeating round, and now being supplemented by the newer QSZ-193.
Russia's standard-issue 9mm service pistol — a DA/SA sidearm adopted to replace the Makarov PM, fielded in Chechnya, Syria and Ukraine, and now being supplemented by newer designs.
The US military's iconic 9mm service pistol from 1985 to 2017 — a double-action hammer-fired design that defined the NATO sidearm era and remains in wide legacy and allied service.
The standard US military sidearm since 2017 — a modular, striker-fired 9mm pistol built by SIG Sauer to replace the M9, and the source of a contentious safety controversy.