.380 ACP and .38 Special are two different, but comparable rounds. Let's look at .380 vs. 38 special and which is better for self defense.
What is more powerful 38 special or 380 acp? - Quora
38 Special vs 357: The Wheel Gun Shootout
380 vs 38 Special - What's Better for Self-Defense?
Pocket Pistol Shootout: .380 ACP vs .38 Special
38 Special - Wikipedia
Federal .30 Super Carry Cartridge: Everything You Need to Kn - Guns and Ammo
Federal's New 30 Super Carry, What You Need To Know! - Firearms News
38 Super vs 9mm Grizzly Cartridge Blog
38 Special vs. .357 Magnum - Caliber Comparison - The Broad Side