Glock G17vsGlock G21 SF

Glock G17 facing right

GlockG17

Striker-Fired Full-Sized Pistol Chambered in 9mm Luger

vs

Glock G21 SF facing left

GlockG21 SF

Striker-Fired Full-Sized Pistol Chambered in 45 ACP

Dimensions

	LengthL	HeightH	WidthW	WeightW
G17	8.03 in	5.47 in	1.26 in	24.87 oz
G21 SF	8.07 in	5.51 in	1.34 in	29.1 oz

Details

	BarrelBBL	Trigger	Website
G17	4.49 in	Striker-Fired	us.glock.com
G21 SF	4.61 in	Striker-Fired	us.glock.com

Capacity

	9mm Luger	45 ACP
G17	17 , 19 , 24 , 31 , 33 (+1)	-
G21 SF	-	13 (+1)

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

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Tabletop Comparison

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