Glock G21 Gen4 vs Heckler & Koch Mark 23

Glock G21 Gen4 facing right

Glock G21 Gen4

Striker-Fired Full-Sized Pistol Chambered in 45 ACP
vs
Heckler & Koch Mark 23 facing left

Heckler & Koch Mark 23

DA/SA Full-Sized Pistol Chambered in 45 ACP

Dimensions

  Length L Height H Width W Weight W
G21 Gen4 8.07 in 5.51 in 1.34 in 29.28 oz
Mark 23 9.65 in 5.9 in 1.53 in 39.36 oz

Details

  Barrel BBL Trigger Website
G21 Gen4 4.61 in Striker-Fired us.glock.com
Mark 23 5.87 in DA/SA hk-usa.com

Capacity

  45 ACP
G21 Gen4 13 (+1)
Mark 23 12 (+1)

Side-by-Side
Side-by-Side Comparison Charts

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Tabletop
Tabletop Comparison

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