Skip to content
AR-15Bolt face: .45 ACP

.45 ACP Ballistics

The .45 ACP in PCC form delivers heavy, subsonic projectiles ideal for suppressed shooting and home defense. Naturally subsonic loads make it a quiet, effective suppressor host.

Cartridge Specifications

SAAMI Max Pressure
21,000 psi
Bullet Diameter
0.452 in
Case Length
0.898 in
Overall Length
1.275 in
Parent Case
-
Bolt Face
.45 ACP
Min Barrel
16 in
Platform
AR-15

Common Bullet Weights and Types

Federal 230 gr FMJFederal 185 gr FMJHornady 200 gr XTP

Muzzle Velocity by Barrel Length

Muzzle Energy by Barrel Length

Bullet Drop Table

Values in inches. 16-inch barrel reference data. Positive values rise above line of sight, negative values fall below.

LoadZero100 yd200 yd300 yd400 yd500 yd
185 gr FMJ50 yd-9.5-42---
230 gr FMJ50 yd-12-52---

Wind Drift at 10 mph Crosswind

Drift in inches at a 90 degree full value wind. Estimated from muzzle velocity and G1 ballistic coefficient.

Load100 yd200 yd300 yd400 yd500 yd
185 gr FMJ24.54973.598122.5
230 gr FMJ24.448.773.197.5121.8

Effective Range by Application

Home defense (PCC)0 to 75 yd
Suppressed0 to 50 yd

Barrel Twist Rate Recommendations

185 to 230 gr1:16

Published Load Data

WeightTypeBarrelMV (fps)ME (ft-lb)BC (G1)Source
185 grFMJ16 in1,0504530.145Federal American Eagle 185gr FMJ from 16" PCC barrel
185 grFMJ18 in1,0704700.145Federal American Eagle 185gr FMJ from 16" PCC barrel
230 grFMJ16 in9404510.195Federal American Eagle 230gr FMJ from 16" PCC barrel
230 grFMJ18 in9604710.195Federal American Eagle 230gr FMJ from 16" PCC barrel

Data Disclaimer

Ballistic data is approximate and varies by ammunition lot, barrel condition, altitude, and temperature. Data sourced from Federal American Eagle 185gr FMJ from 16" PCC barrel; Federal American Eagle 230gr FMJ from 16" PCC barrel. Always confirm zero and trajectory with your specific firearm.

Pick the right barrel

Twist rate should match the bullet weights you plan to shoot. See barrel steel grades, profiles, chamber types, and twist rate guidance on the barrel specs page, then jump into the builder to filter barrels chambered in .45 ACP.