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Quick Look

The Glock 45 ACP combines Glock's legacy since 1982 with a modern 45 ACP caliber compact design. Engineered for reliability and ease of use, it offers a balanced platform that blends full-size grip with compact slide dimensions. Currently popular among law enforcement and civilian shooters, it serves well in concealment and duty roles.

Why It's a Top Choice

Renowned Glock reliability and proven design
Compact slide with full-size grip ergonomics
Chambered in powerful .45 ACP caliber
Large aftermarket support and accessories
Excellent for duty, defense, and range use

Key Variants

Glock 45 MOS

Designed with a modular optic system, ideal for shooters wanting red dot compatibility.

Glock 45 Standard

The baseline model combines compact slide and full grip for versatile carry applications.

Competitor Comparison Table

Feature	Glock 45 ACP	Sig Sauer P320	Smith & Wesson M&P 45
MSRP	$600–$650	$700–$750	$650–$700
Capacity/Size	13+1 rounds, compact slide	10/15 rounds, modular grip	15 rounds, full-size frame
Weight	26.7 oz (unloaded)	29 oz (unloaded)	28 oz (unloaded)
Optics-Ready	Available (MOS variant)	Standard on many models	Available on select versions
Trigger Type	Safe Action Striker	Striker-fired	Striker-fired
Notable Pro	Reliable with compact slide	Modular and customizable	Ergonomic grip options
Notable Con	Slide may feel large for deep concealment	Higher MSRP	Heavier than Glock 45

Best Use Cases

Self-defense and concealed carry
Law enforcement duty sidearm
Practical range training
Home defense applications
Personal firearm collection

FAQs

Can I use Glock 45 ACP magazines in other Glock models?

Glock 45 ACP magazines are generally compatible with other Glock models chambered in .45 ACP with similar frame sizes, but always verify fit before use.

What is the trigger pull weight on the Glock 45 ACP?

The Glock 45 features a Safe Action trigger with a pull weight around 5.5 lbs, consistent with other Glock pistols for reliable performance.

How does the Glock 45 ACP differ from the Glock 21?

The Glock 45 has a compact slide with a full-size grip, whereas Glock 21 is full-size; 45 is designed for easier concealment with same .45 ACP caliber.

GLOCK 45 ACP for Sale