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Glock G21 SF vs Glock G31 Gen4

Glock G21 SF

Striker-Fired Full-Sized Pistol Chambered in 45 ACP
vs

Glock G31 Gen4

Striker-Fired Full-Sized Pistol Chambered in 357 Sig

Dimensions

  Length L Height H Width W Weight W
G21 SF 8.07 in 5.51 in 1.34 in 29.1 oz
G31 Gen4 7.95 in 5.47 in 1.26 in 26.1 oz

Details

  Barrel BBL Trigger Website
G21 SF 4.61 in Striker-Fired us.glock.com
G31 Gen4 4.49 in Striker-Fired us.glock.com

Capacity

  45 ACP 357 Sig
G21 SF 13 (+1) -
G31 Gen4 - 15 , 16 (+1)

Side-by-Side
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Tabletop Comparison

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