Glock 18 vs Heckler & Koch P9S

1986–Present

1970–1980

~250,000 estimated (including all variants)

Approximately 25,000

204 mm (8.03 in) standard, 236 mm (9.29 in) on 18C model

192 mm

102 mm (4.02 in) standard, 135 mm (5.31 in) on 18C model

100 mm

625 g (1.38 lb) empty (standard), 730 g (1.61 lb) with 33‑round magazine

0.8 kg

33 rounds standard, 50‑round drum, 10‑round compact magazines available

9 rounds

Short recoil, locked breech, striker‑fired Safe Action system

Roller-delayed blowback

Safe Action striker‑fire with slide‑mounted fire selector (semi‑auto / fully‑auto)

Single action

Fixed polymer rear notch and front post; optional tritium night sights and aftermarket rail‑mounted optics

Adjustable rear sight