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Lindcott Armory

Cartridge comparison

.380 ACP vs 9mm Browning Long

.380 ACP and 9mm Browning Long are both in the reference; see the full spec comparison below.

Side by side

.380 ACP9mm Browning Long
TypePistolPistol
Introduced19081903
Bullet diameter0.355″0.3579″
Case length0.6799″0.7953″
Max pressure21,500 psi23,931 psi
Recoil4–6.5 ft·lb3–5 ft·lb
Effective range25 yd50 yd

Highlighted cells hold the clear edge where both sides have a number. Every figure is a range maximum from the reference; typical loads run lower.

Case profiles, to scale

Drawn to the same scale, so the proportions are true. Physical size varies with your screen.

ToolOverlay .380 ACP and 9mm Browning Long trajectories with real loads in Ballistic Compare