Glock G45 Gen 6 Gun Review: Why the G45 is so Popular

Published on January 10, 2026
Duration: 28:06

The Glock G45 Gen 6 represents a significant evolution, blending the G17's full-size grip with the G19's compact slide. This review highlights key enhancements including an improved recoil system for faster return to battery, a more aggressive grip texture, and an updated Modular Optic System (MOS) with polymer adapter plates. The Gen 6 also features a factory flat-faced trigger and reduced weight compared to its predecessor, making it a highly popular and shootable option.

Quick Summary

The Glock G45 Gen 6 is a popular hybrid pistol combining the G17 grip with the G19 slide. It features an improved recoil system for faster cycling, enhanced grip texture, a factory flat-faced trigger, and an updated MOS system with polymer adapter plates for secure optic mounting.

Chapters

  1. 00:00Introduction: Glock G45 Gen 6 Overview
  2. 01:21Recoil System & Shootability
  3. 03:06Grip & Texture Enhancements
  4. 04:11Frame & Ergonomic Features
  5. 05:25Beavertail & Backstraps
  6. 07:09New MOS Optic System
  7. 10:11Trigger & Controls Update
  8. 13:11Weight Comparison: Gen 6 vs Gen 5
  9. 14:24Range Testing & Performance
  10. 18:56Disassembly & Internals

Frequently Asked Questions

What makes the Glock G45 Gen 6 a popular firearm?

The Glock G45 Gen 6 is popular due to its hybrid design, combining the full-size grip of the G17 with the compact slide of the G19. It features an improved recoil system for faster cycling, enhanced ergonomics with a more aggressive texture, and an updated MOS system for optics.

What are the key ergonomic improvements in the Glock G45 Gen 6?

The Gen 6 boasts palm swells and a more aggressive, yet comfortable, grip texture that extends higher on the backstrap and into the thumb grooves. It also includes a factory undercut trigger guard to prevent 'Glock knuckle' and index pads for better recoil management.

How does the new MOS system on the G45 Gen 6 differ from previous versions?

The updated MOS system on the G45 Gen 6 uses polymer adapter plates that act like crush washers. This design provides a more secure, tensioned fit for mounted optics, reducing the likelihood of movement or loosening compared to older MOS systems.

What is the trigger like on the Glock G45 Gen 6?

The G45 Gen 6 features a factory flat-faced trigger with a distinct 90-degree wall, offering a cleaner break. The trigger pull weight is approximately 4 lbs, measured at 3 lbs 15.0 oz on a Lyman gauge during testing.

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