Enough of the BB weights and we get to understand more about ammo used in the real world. Tactical Rifleman does a comparison of the .45 ACP and the 9mm with a ballistic test... "In this video we are comparing Barnes TAC-XPD 9mm against Corbon Pow’RBall .45acp. I’m shooting them into VYSE professional grade ballistic gelatin blocks from Custom Collagen from 10 meters away. We opted to use these two types of ammo in an effort for a blind comparison between different size calibers and without using a pistol vs. rifle caliber. Members of Tactical Rifleman paid for the ammo and firearms in this video and were not paid by any manufactures of any of the products used."

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