Handgun comparison iconHandgun comparison icon

Glock G21 Gen4vsGlock G30 Gen4

Glock G21 Gen4 facing right

GlockG21 Gen4

Striker-Fired Full-Sized Pistol Chambered in 45 ACP
vs
Glock G30 Gen4 facing left

GlockG30 Gen4

Striker-Fired Subcompact Pistol Chambered in 45 ACP