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Questions & Answers
This says it’s subsonic but it also lists the muzzle velocity at 925 ft/s. Which is it?

Well supersonic velocity is anything above 1125 feet per second. So at 925 it's subsonic...

by Big Tom, Verified Owner, February 12, 2022
Isn’t all 45 ACP munitions at this speed (and subsonic anyway)? Expert Answer

Yes, the majority of all 45ACP ammo is subsonic.

by Hunter, Gear Expert, September 12, 2022
Number of Rounds:
20

Code: 0H-LAP-SSPA3-90971

MPN: 90971

UPC: 090255909715

List: $39.01Save 17%
$1.62/Round
$32.49

Product Info for Hornady Subsonic .45 ACP 230 Grain eXtreme Terminal Performance Centerfire Pistol Ammunition

Shhh... tell everyone!image

Hornady Subsonic Ammunition - designed for accuracy and performance below the speed of sound - now comes in both rifle and handgun loads.

Subsonic Handgun utilizes tried-and-true XTP bullets that expand reliably at subsonic velocities. The Sub-X bullet used in Subsonic Rifle features a lead core. Long grooves in its gilding metal jacket combine with the bullet's flat profile and the patented Flex Tip insert within its hollowpoint cavity to help it expand reliably at low velocities.

Powders are selected for optimal performance and consistency from lot to lot.

Buy Hornady ammo to get bullets that are accurate, consistent, and always dependable.

WARNING: California`s Proposition 65

Specifications for Hornady Subsonic .45 ACP 230 Grain eXtreme Terminal Performance Centerfire Pistol Ammunition:

Manufacturer: Hornady
Caliber: .45 ACP
Number of Rounds: 20
Bullet Type: Jacketed Hollow Point (JHP)
Bullet Weight: 230 grain
Cartridge Case Material: Brass
Muzzle Velocity: 925 ft/s
Muzzle Energy: 437 ft-lbs
Application: All Purpose
Package Type: Box
Primer Style: Centerfire
Sectional Density: 0.162
Jacket Material: Gilding Metal
G1 Ballistic Coefficient: 0.188

Features of Hornady Subsonic .45 ACP 230 Grain eXtreme Terminal Performance Centerfire Pistol Ammunition:

  • Proven Performance: Performance of 300 Blackout Subsonic meets or exceeds FBI Protocol terminal ballistic test requirements. The XTP bullet in Subsonic Handgun has built a world-class reputation for accuracy and stopping power.
  • Silent And Stealthy: Hornady Subsonic Ammunition doesn't have the loud report of a supersonic round, and paired with a suppressor, it's even quieter. Unique powders optimized for subsonic use result in a low flash signature, ideal for either suppressed or unsuppressed performance.
  • High-Quality Components: With high-quality cartridge cases and primers, Subsonic Ammunition offers the performance and accuracy shooters have come to expect from Hornady.

Package Contents:

  • Hornady Subsonic .45 ACP 230 Grain eXtreme Terminal Performance Centerfire Pistol Ammunition

Hornady Subsonic .45 ACP 230 Grain eXtreme Terminal Performance Centerfire Pistol Ammunition Orderable Models

List of Orderable Models

  • Hornady Subsonic .45 ACP 230 grain eXtreme Terminal Performance Brass Cased Centerfire Pistol Ammo, 20 Rounds, 90971 , MPN: 90971 , UPC: 090255909715 , Code: 0H-LAP-SSPA3-90971
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Last updated 2026-07-06 UTC.