Glock G21 SF vs Glock G22 Gen4

Glock G21 SF facing right

Glock G21 SF

Striker-Fired Full-Sized Pistol Chambered in 45 ACP
Glock G22 Gen4 facing left

Glock G22 Gen4

Striker-Fired Full-Sized Pistol Chambered in 40 S&W


  Length L Height H Width W Weight W
G21 SF 8.07 in 5.51 in 1.34 in 29.1 oz
G22 Gen4 7.95 in 5.47 in 1.26 in 25.57 oz


  Barrel BBL Trigger Website
G21 SF 4.61 in Striker-Fired
G22 Gen4 4.49 in Striker-Fired


  45 ACP 40 S&W
G21 SF 13 (+1) -
G22 Gen4 - 15 , 16 , 22 (+1)

Side-by-Side Comparison Charts

How do these two handguns stack up against eachother?

Tabletop Comparison

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