45 ACP for Sale
Browse 45 ACP listings from verified sellers across the U.S. on GunsAmerica.
45 ACP Overview
The .45 ACP (Automatic Colt Pistol) cartridge was introduced by John Moses Browning in 1905 for the M1911 pistol. It emphasizes stopping power and manageable recoil, making it a favored choice for self-defense and law enforcement. The .45 ACP remains popular among shooters seeking reliable, hard-hitting handgun ammunition.
Why the .45 ACP Is a Top Choice
- Proven stopping power with larger bullet diameter
- Widely available with numerous load options
- Compatible with many classic and modern pistols
- Moderate recoil for experienced shooters
- Strong aftermarket support for handloading
Key Variants
The .45 ACP features several popular load variants tailored for different uses:
45 ACP FMJ — Full metal jacket, ideal for target practice and training with reliable feeding.
45 ACP +P — Higher pressure load offering increased velocity for defensive situations.
45 ACP Hollow Point — Designed for self-defense with controlled expansion on impact.
45 ACP +P+ Armor Piercing — Specialized rounds for penetration, used mostly by law enforcement.
Competitor Comparison Table
| Feature | 45 ACP | 9mm Luger | .40 S&W |
|---|---|---|---|
| MSRP (per 50 rounds) | $20–$30 | $15–$25 | $22–$35 |
| Capacity/Size | Large caliber, fewer rounds in standard mags | Smaller caliber, higher magazine capacity | Medium caliber, moderate capacity |
| Weight (bullet) | 185–230 grains | 115–147 grains | 155–180 grains |
| Optics Ready | Dependent on pistol model | Widely available on modern pistols | Available on some models |
| Trigger Type | Semi-automatic pistol standard | Semi-automatic pistol standard | Semi-automatic pistol standard |
| Notable Pro | Exceptional stopping power | Higher capacity and faster velocity | Balance of power and capacity |
| Notable Con | Lower magazine capacity | Lower stopping power | More recoil than 9mm |
Best Use Cases
- Self-defense and concealed carry
- Law enforcement duty use
- Range practice and training
- Competitive shooting
- Collector interest for historic pistols
FAQs
Can I use .45 ACP in a 1911-style pistol?
Yes, the .45 ACP was originally designed for the M1911 pistol and is fully compatible with modern 1911-style handguns.
What is the typical bullet weight for .45 ACP ammo?
Standard bullet weights range from 185 to 230 grains, with 230 grains being the most common load.
How does .45 ACP compare to 9mm in stopping power?
.45 ACP offers larger bullet diameter and typically greater stopping power but fewer rounds per magazine than 9mm.
Prefer nearby results? Toggle to search local listings.
Glock 36 .45 ACP (PI3650201FGR)
$549.99
Sign up for our newsletter
Frequently asked questions
What types of firearms does GunsAmerica offer online?
Are there any restrictions to buying legal firearms from GunsAmerica?
What are some of the best firearm companies available at GunsAmerica?
Can I sell my firearm to GunsAmerica?
How does GunsAmerica handle firearm shipping and transfers?
Who We Are
About
From the latest advancements in firearm technology to trusted essentials, GunsAmerica offers a comprehensive selection of gun accessories designed to enhance performance, reliability, and safety. Whether you need precision optics, durable stocks, high-capacity magazines, suppressors, or muzzle devices, our marketplace provides everything required to maintain, upgrade, and customize your firearms. We feature products from leading manufacturers, ensuring superior quality and compatibility across all firearm platforms. Our extensive inventory is built to support every shooter’s needs, from tactical applications and competitive shooting to hunting and everyday carry. At GunsAmerica, we are committed to delivering a seamless, secure shopping experience with competitive pricing, making it easier than ever to find the right accessories to optimize your firearms for any mission or environment.