38 Special vs 380 ACP: Ballistics, Power & Best Carry Choice
38 Special is a rimmed revolver round developed in 1898; .380 ACP is a rimless auto-pistol cartridge introduced in 1908. Both fire .355–.357-inch bullets, but the Special is longer, heavier, and built for wheelguns, while the ACP is compact and feeds in semi-autos. People confuse them because “38” and “380” sound alike and both appear…