The Firing Line Forums - View Single Post - .40 loaded to same as .45 acp = same power?

HighValleyRanch · September 17, 2023, 06:27 PM

So I assume that the .40 would have more penetration because of sectional density mass?

So if FMJ .45 hardball is considered such a man stopper, why wouldn't 200 grain FN FMJ .40 at subsonic be viable as well considering that in all actuality, .05" of a hole is really not that much different?

September 17, 2023, 06:27 PM	#4
HighValleyRanch Senior Member Join Date: July 15, 2005 Posts: 4,128	So I assume that the .40 would have more penetration because of sectional density mass? So if FMJ .45 hardball is considered such a man stopper, why wouldn't 200 grain FN FMJ .40 at subsonic be viable as well considering that in all actuality, .05" of a hole is really not that much different? __________________ From the sweet grass to the slaughter house; From birth until death; We travel between these two eternities........from 'Broken Trail"