Colt 45 for Sale

Looking to buy Colt 45? Discover new and used listings from verified sellers across the U.S. Only on GunsAmerica.

Quick Look

The Colt 45, originally known as the Colt M1911, was designed by John Browning and adopted by the U.S. military in 1911. Its design emphasizes stopping power and durability with a single-action semi-automatic style. Today, the Colt 45 remains iconic in the handgun market for self-defense and collecting.

Why It's a Top Choice

Renowned stopping power with .45 ACP caliber
Time-tested reliability since early 20th century
Strong aftermarket support for customization
Classic single-action trigger design
Widely respected in law enforcement and civilian use

Key Variants

Colt M1911 Government

The original military version offering proven performance for duty and defense.

Colt Combat Elite

Targeted for competition shooters seeking enhanced accuracy and ergonomics.

Colt Gold Cup

A premium model prized for competition and collectors with refined features.

Competitor Comparison Table

Feature	colt 45	glock 17	sig sauer p320
MSRP	$800–$1,200	$600–$700	$700–$900
Capacity/Size	7+1 rounds, .45 ACP	17+1 rounds, 9mm	15+1 rounds, 9mm
Weight	Approx. 2.5 lbs	Approx. 1.5 lbs	Approx. 1.7 lbs
Optics-Ready	Limited; aftermarket kits	Yes, factory	Yes, factory
Trigger Type	Single-action	Safe-action striker	Striker-fired
Notable Pro	Timeless design and stopping power	Higher capacity, lighter weight	Modular trigger system
Notable Con	Lower magazine capacity	Less stopping power (.45 ACP vs 9mm)	Lower caliber power than .45 ACP

Best Use Cases

Self-defense and personal protection
Law enforcement and military duty
Target shooting and competition
Collecting historical and classic firearms
Home defense

FAQs

Can I use modern +P ammunition in a Colt 45?

+P ammo can increase pressure; check your Colt 45 model's manual for compatibility before use.

What is the difference between Colt 45 and Glock 17?

The Colt 45 uses .45 ACP with single-action, while Glock 17 is 9mm striker-fired with higher capacity.

How does the Colt 45 single-action trigger work?

It requires manually cocking the hammer for the first shot, providing a crisp and consistent trigger pull.

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