Handgun comparison iconHandgun comparison icon

Beretta PX4 Storm FullvsFN 509 Compact MRD COMP

Beretta PX4 Storm Full facing right

BerettaPX4 Storm Full

DA/SA Full-Sized Pistol Chambered in 9mm Luger, 40 S&W, 45 ACP
vs
FN 509 Compact MRD COMP facing left

FN509 Compact MRD COMP

Striker-Fired Subcompact Pistol Chambered in 9mm Luger

Dimensions

 LengthLHeightHWidthWWeightW
PX4 Storm Full7.68 in5.51 in1.42 in27.7 oz
509 Compact MRD COMP7.4 in5.2 in1.35 in25.5 oz

Details

 BarrelBBLTriggerWebsite
PX4 Storm Full4 inDA/SAberetta.com
509 Compact MRD COMP4.2 inStriker-Firedfnamerica.com

Capacity

 9mm Luger40 S&W45 ACP9mm Luger
PX4 Storm Full17 (+1)14 (+1)10 (+1)17 (+1)
509 Compact MRD COMP12 , 15 , 10 (+1)--12 , 15 , 10 (+1)

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

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Tabletop
Tabletop Comparison

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