Glock G21 Gen4 vs Glock G40 Gen4 MOS size comparison

Dimensions
Customary Metric

	LengthL	HeightH	WidthW	WeightW
G21 Gen4	8.07 in	5.51 in	1.34 in	29.28 oz
G40 Gen4 MOS	9.49 in	5.47 in	1.34 in	35.45 oz

Details
Customary Metric

	BarrelBBL	Trigger	Website
G21 Gen4	4.61 in	Striker-Fired	us.glock.com
G40 Gen4 MOS	6.02 in	Striker-Fired	us.glock.com

Capacity

	45 ACP	10mm Auto
G21 Gen4	13 (+1)	-
G40 Gen4 MOS	-	15 (+1)

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Glock G21 Gen4 vs Glock G40 Gen4 MOS

Glock G21 Gen4

Glock G40 Gen4 MOS

Dimensions
Customary Metric

Details
Customary Metric

Capacity

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Glock G21 Gen4 vs Glock G40 Gen4 MOS

Dimensions Customary Metric

Details Customary Metric

Capacity

Side-by-Side Side-by-Side Comparison Charts Customary Metric

Glock G21 Gen4 For Sale

Glock G40 Gen4 MOS For Sale

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Dimensions
Customary Metric

Details
Customary Metric

Side-by-Side
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Tabletop
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