Glock 45 vs SIG Sauer P226

2018–Present

1984–Present

500,000+ units (estimated)

~1,200,000+ units estimated

189 mm (7.44 in)

196 mm (7.7 in) standard; 185 mm (7.3 in) Compact; 210 mm (8.3 in) Tactical

102 mm (4.02 in)

112 mm (4.4 in) standard; 102 mm (4.0 in) Compact; 140 mm (5.5 in) Tactical

587 g (20.7 oz) empty

985 g (2.17 lb) empty (standard); 1,050 g (2.31 lb) with loaded 15‑round magazine

17 rounds standard, 10/15/33 round options

15 rounds standard (9mm); 10 rounds (9mm Compact); 20 rounds (9mm Tactical); also available in 12‑round .40 S&W and 10‑round .45 ACP magazines

Short recoil, locked breech, striker‑fire

Short recoil, locked breech with rotating barrel; DA/SA with manual safety/decocker

Glock Safe Action (pre‑cocked striker, trigger safety, firing pin safety)

Double‑action first pull, single‑action subsequent pulls; optional single‑action only trigger for competition models

Fixed polymer front post, fixed rear notch (optional tritium night sights)

Fixed three‑dot tritium night sights (front blade and rear notch) on most models; optional Novak or SIGLITE rail‑mounted optics