Sig MPX SD - Can it dethrone the MP5 SD?

Published on March 8, 2024
Duration: 38:32

This video details the conversion of a Sig MPX into an SD (suppressed) variant by Ronin Arms, aiming to rival the MP5 SD. It explores the technical aspects of integral suppressors, the MPX's AR-like ergonomics, and compares its suppressed performance against the MP5 SD. The conversion process involves replacing the MPX barrel with a ported SD barrel and integrating a custom suppressor.

Quick Summary

The Sig MPX SD conversion by Ronin Arms offers a modern alternative to the MP5 SD, featuring AR-style ergonomics, lighter weight, and comparable or superior suppressed performance. Ronin Arms' custom barrels are built for extreme durability, aiming for over 50,000 rounds of service life.

Chapters

  1. 00:01Introduction: Sig MPX SD vs MP5 SD
  2. 00:19Why Subguns are Great
  3. 01:04The Sig MPX and Ronin Arms Conversion
  4. 01:31First Look at the MPX SD
  5. 02:24Meet the Hosts and Guest
  6. 04:04Scott Richardson of Ronin Arms
  7. 04:26Ronin Arms' MPX SD Specialization
  8. 05:16Sponsor Segment: CigarGears
  9. 06:30Understanding SD Suppressor Design
  10. 07:07Barrel Support in SD Suppressors
  11. 08:44MPX Platform Overview
  12. 09:12MPX Gas Piston System
  13. 09:53MPX vs MP5 Ergonomics
  14. 10:30MP5 Ergonomics for Lefties
  15. 11:25First Shots: MPX SD
  16. 12:00MPX SD K vs Full Size Specs
  17. 13:45Initial Sound Impressions
  18. 14:39Support the Channel: Real Estate & Patreon
  19. 15:26The Conversion Process Explained
  20. 16:05Ronin Arms' SD Barrel Features
  21. 16:39Suppressor Interchangeability
  22. 17:17K vs Full Size Suppressor Compatibility
  23. 18:14Starting an MPX SD Build
  24. 18:50MPX SD Durability and Longevity
  25. 19:02Porting Differences: MP5 SD vs Ronin MPX SD
  26. 21:17Range Test: K vs Full Size MPX SD (115gr)
  27. 22:18Range Test: K vs Full Size MPX SD (124gr)
  28. 23:44MPX SD vs MP5 SD: Full Size Comparison (115gr)
  29. 26:18MPX SD vs MP5 SD: Full Size Comparison (124gr)
  30. 27:53MPX SD K vs MP5 SD K Comparison (115gr)
  31. 29:01MPX SD K vs MP5 SD K Comparison (124gr)
  32. 30:11MP5 vs MPX: The Debate
  33. 31:10Who is the MPX For?
  34. 32:44MP5 vs MPX: Target Audiences
  35. 34:45Watch Analogy: MPX vs MP5
  36. 35:46Final Thoughts on the MPX SD
  37. 37:06Sponsor Segment: Firearms Legal Protection

Frequently Asked Questions

What makes the Ronin Arms Sig MPX SD conversion unique?

Ronin Arms converts Sig MPX firearms into SD variants using custom-ported barrels and integral suppressors. These barrels are designed for durability with wider port spacing and cold hammer-forged, nitride-coated construction, aiming for over 50,000 rounds of service life.

How does the Sig MPX SD compare ergonomically to the MP5 SD?

The Sig MPX SD offers modern AR-style ergonomics, including ambidextrous controls and a lighter aluminum construction, making it generally more user-friendly for those familiar with AR platforms compared to the steel-based, traditional ergonomics of the MP5 SD.

Is the Sig MPX SD quieter than the MP5 SD?

In direct comparisons, testers found the Sig MPX SD, particularly the K variant, to be marginally quieter than the MP5 SD, challenging the MP5's long-standing reputation for suppressed subgun performance. Both platforms offer exceptional sound suppression.

Can suppressors be interchanged between different SD variants?

Yes, Ronin Arms' SD system allows for suppressor interchangeability between same-sized platforms. For example, an MPX SD suppressor could potentially be used on an AR9 or MP5 SD if they are the same configuration (K or full-size).

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