.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.
380 vs. 38 Special - What's the Difference & Which is Better?
Testing 380 vs 22 - AmmoMan School of Guns Blog
Short Barrels 9mm VS .38 Special VS .380 ACP: Sig Sauer V-Crown
38 Special - Wikipedia
380 ACP vs 9mm Concealed Carry Ammunition Guide by
The 38 Special +P+ Treasury Load - Shooting Times
What's the Best 38 Special Ammo for Self-Defense?
380 vs. 38 Special - What's the Difference & Which is Better?, 380 1s
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38 Special vs 357: The Wheel Gun Shootout