The NEW Sig Sauer MPX K First Shots | The BEST 9mm PCC ?

Published on February 12, 2024
Duration: 15:03

This video provides first impressions and initial shooting experiences with the Sig Sauer MPX K, a compact 9mm pistol caliber carbine. The reviewer highlights its exceptionally soft shooting characteristics, advanced ambidextrous controls mirroring an AR-15 platform, and a crisp Timney trigger. While praising its overall performance and compact nature for home defense, a notable critique is the non-standard, left-handed Swiss-style muzzle thread pitch.

Quick Summary

The Sig Sauer MPX K is praised for its exceptionally soft shooting due to its short-stroke gas piston system. It features AR-15-like ambidextrous controls and a crisp Timney trigger, making it a strong contender for home defense. However, its non-standard left-handed muzzle thread pitch is a notable drawback for accessory compatibility.

Chapters

  1. 00:00Intro & First Shots
  2. 01:00Introducing the MPX K
  3. 01:48MPX K Generation & Variants
  4. 02:23Timney Trigger & Gas System
  5. 03:10Romeo 4T Optic Integration
  6. 03:31Sig MCX Brace Inclusion
  7. 04:02Yankee Hill R9 Suppressor Use
  8. 04:13Muzzle Device Thread Pitch Issue
  9. 05:02Comparison to CZ Scorpion
  10. 05:31Ambidextrous Controls
  11. 06:03Soft Shooting Experience
  12. 06:16MPX K vs. Scorpion/MP5 Out-of-Box
  13. 06:34Home Defense Potential
  14. 07:07Reviewer's Initial Opinion Shift
  15. 08:08Compactness Comparison
  16. 08:46Short Stroke Gas System
  17. 09:16Timney Trigger Reset Analysis
  18. 09:51Home Defense Comparison (MP5 vs. Scorpion vs. MPX)
  19. 10:10Manual of Arms Comparison
  20. 11:12Ambidextrous Controls Superiority
  21. 11:24Charging Handle Comparison
  22. 11:44Muzzle Thread Pitch Gripe
  23. 12:13MPX K vs. Original MPX Variants
  24. 13:05Multi-Caliber Potential
  25. 14:01MPU/UMP Conversion Speculation
  26. 14:26Compactness & Portability
  27. 14:42Final Verdict & Listener Trust

Frequently Asked Questions

What makes the Sig Sauer MPX K a soft shooter?

The Sig Sauer MPX K is designed with a short-stroke gas piston system. This operating system is known for its efficiency in managing gas pressure, resulting in significantly less felt recoil and a smoother shooting experience compared to many other pistol caliber carbines, particularly those using direct blowback.

How does the Sig MPX K compare to the CZ Scorpion and MP5?

The reviewer finds the MPX K superior to the CZ Scorpion out-of-the-box, citing its better ergonomics and ambidextrous controls. It's also considered to shoot as smoothly as an MP5, but with more user-friendly controls that are closer to an AR-15 platform, making it a preferred choice for home defense.

What is the main drawback of the Sig MPX K?

The primary criticism of the Sig MPX K is its non-standard muzzle device threading. It features a 13.5x1LH (left-handed Swiss-style) thread pitch, which is uncommon and requires specific adapters or muzzle devices for compatibility with most suppressors and brakes, unlike the more standard 1/2x28 threads.

Does the Sig MPX K come with a brace?

Yes, the reviewer states that Sig Sauer is now shipping the MPX K (and likely the Rattler) with the Sig MCX brace as standard. This adds to its appeal as a pistol platform ready for immediate use or further customization.

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