SIG P320 .45 vs S&W M&P 45

Published on December 24, 2015
Duration: 37:22

This video provides a detailed comparison between the SIG Sauer P320 .45 ACP and the Smith & Wesson M&P 45. The reviewer highlights similarities and differences in ergonomics, trigger quality, sights, accuracy, and field-stripping procedures. While both are capable firearms, the SIG P320 is noted for its superior trigger.

Quick Summary

The SIG Sauer P320 .45 ACP and Smith & Wesson M&P 45 are both capable .45 ACP pistols, but the P320 stands out with its superior trigger quality, described as smooth and crisp with a short reset. Accuracy tests at 25 yards also favored the SIG P320, which produced tighter groups than the M&P 45.

Chapters

  1. 00:08Introduction
  2. 01:1645 ACP Slugfest
  3. 01:34Gun Overview
  4. 03:05Technical Specifications
  5. 04:12SIG Sauer P320 Impressions
  6. 06:04Smith & Wesson M&P 45 Impressions
  7. 07:31M&P 45 Likes
  8. 08:48SIG P320 Ergonomics
  9. 10:04Range Session
  10. 12:09Sight Comparison
  11. 12:22Trigger Comparison
  12. 15:15Trigger Pull Mechanics
  13. 19:12Trigger Reach Perception vs. Reality
  14. 21:54Field Stripping Comparison
  15. 28:0825-Yard Accuracy Results
  16. 30:46Side-by-Side Comparison
  17. 33:55Key Differences
  18. 34:00Final Verdict

Frequently Asked Questions

What are the main similarities between the SIG P320 .45 and the S&W M&P 45?

Both are striker-fired, polymer-frame handguns chambered in .45 ACP with a 10+1 round capacity. They share similar overall dimensions, weights, and feature forward cocking serrations and rail systems, making them very comparable in basic design.

How does the trigger quality compare between the SIG P320 .45 and the S&W M&P 45?

The SIG P320 .45 has a significantly superior trigger, described as smooth, crisp, and having a short reset. The M&P 45's stock trigger is noted as being grittier, with a squishier break and a longer, less tactile reset.

Which pistol is more accurate at 25 yards, the SIG P320 .45 or the S&W M&P 45?

In testing, the SIG P320 .45 demonstrated better accuracy, achieving a 10-shot group of 2.965 inches and a best three-shot group of 0.656 inches. The M&P 45 produced a 10-shot group of 5.282 inches and a best three-shot group of 1.152 inches.

How do the SIG P320 .45 and S&W M&P 45 handle field stripping without pulling the trigger?

The SIG P320 facilitates this through its removable fire control group chassis. The M&P 45 requires manipulating a small internal lever (yellow) to release the slide without cocking the striker, offering an alternative to using the trigger.

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