MAC9 DS COMP 4.25 vs. MAC9 DS COMP 5” | Two Is Better Than One

Published on August 2, 2025
Duration: 22:44

This video compares the Military Armament Corp (MAC) 1911 DS Comp 4.25" and 5" models. The presenter discusses personal shooting experiences, including a recurring issue with grip safety interference on the 4.25" model due to hand placement, which she attributes to user error. Both pistols are praised for their value at around $1,000, with no reported failures over hundreds of rounds, even with 'trash' ammunition. The video also briefly introduces a Smith & Wesson M&P Spec Series.

Quick Summary

The MAC 1911 DS Comp 4.25" and 5" pistols are reliable double-stack 1911s around $1,000. A common issue encountered was grip safety interference on the 4.25" model due to hand placement, attributed to user error. Both models demonstrated excellent reliability with hundreds of rounds fired, even with lower-quality ammunition.

Chapters

  1. 00:00Introduction & Range Day
  2. 00:41MAC 1911 DS Comp Overview
  3. 01:074.25" Model Reliability & User Error
  4. 02:124.25" Comp Setup & Husband's EDC
  5. 02:305" Comp Setup & Future Mods
  6. 02:59Which Model is Preferred?
  7. 03:29Range Location & Disclaimer
  8. 03:45Shooting the 5" MAC 1911 DS Comp
  9. 04:43Pistol Clear & Weight Discussion
  10. 05:20Comparing 4.25" and 5" Models
  11. 06:36Magazine Compatibility (Staccato)
  12. 07:32Attempting to Shoot 4.25" Model
  13. 08:32Grip Safety Interference Identified
  14. 09:33Grip Adjustment & Shooting the 4.25"
  15. 09:53Returning to the 5" Model
  16. 10:11Shooting at Water Bottle Target
  17. 11:18Shooting with Red Dot
  18. 12:11Introducing Smith & Wesson M&P Spec Series
  19. 13:02Floating Comp vs. Ported Slide
  20. 13:33S&W M&P Grip & Shooting
  21. 15:32Back to MAC 1911 DS Comp Discussion
  22. 15:43Experiment Tease
  23. 15:47Shooting 4.25" with Grip Adjustment
  24. 16:06Grip Safety Interference Explained
  25. 17:18Shooting 5" MAC 1911 DS Comp (No Issues)
  26. 18:35Testing 'Garbage Ammo'
  27. 19:115" Comp with Garbage Ammo
  28. 19:50Pistols Have Proven Themselves
  29. 20:08Honeymoon Stage & Long-Term Reliability
  30. 21:11Optic Mount Shaking & Replacement Screws
  31. 22:00Final Thoughts & Honest Opinion
  32. 22:35Conclusion & Thank You

Frequently Asked Questions

What are the key differences between the MAC 1911 DS Comp 4.25" and 5" models?

The primary difference is barrel length, with the 4.25" model being more compact and the 5" model offering a longer sight radius and potentially smoother shooting dynamics. Both are double-stack 1911s from Military Armament Corp, priced around $1,000, and have shown excellent reliability.

What common shooting issue was encountered with the MAC 1911 DS Comp 4.25"?

The presenter experienced grip safety interference, where the knuckle of her index finger would push the grip safety upwards, preventing the pistol from firing. This was identified as user error related to her grip technique.

How reliable are the MAC 1911 DS Comp pistols?

Based on the video, both the 4.25" and 5" MAC 1911 DS Comp models have proven to be very reliable, with no reported failures over hundreds of rounds, even when using lower-quality ammunition.

What accessories were featured on the MAC 1911 DS Comp pistols?

The 4.25" model was equipped with a Holosun 507C optic and a Streamlight TLR-1S weapon light. The presenter also discussed plans to add an X300 light and another Holosun to the 5" model.

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