9mm vs 40 S&W: Same Pressure, Different Bullet
Both are loaded to 35,000 psi and tested in the same 4-inch barrel. Hornady publishes both at 1,010 fps — which makes the comparison unusually clean.
Both are loaded to 35,000 psi and tested in the same 4-inch barrel. Hornady publishes both at 1,010 fps — which makes the comparison unusually clean.
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