.45 needs longer barrel than 9mm to reliably expand hollow points.
I would rather have a jagged expanded hole with good penetration, than a smooth .45 size hole with excessive penetration.
For me, 9mm with short 3- 3.5 inch barrels. 45 a.c.p. with 4-4.5" in. barrels.
I would rather have a jagged expanded hole with good penetration, than a smooth .45 size hole with excessive penetration.
For me, 9mm with short 3- 3.5 inch barrels. 45 a.c.p. with 4-4.5" in. barrels.