The Benelli M4 EXT Review | Tactical Rifleman

Published on March 13, 2026
Duration: 6:19

This review of the Benelli M4 EXT highlights its factory-equipped upgrades, addressing common owner modifications for increased capability and speed. The shotgun features a 7+1 capacity, a 5-position collapsible stock with a pistol grip, and oversized controls. It is chambered for 2.75" and 3" shells and utilizes the ARGO gas system, though it may be sensitive to very light loads. The review is presented by SGM (RET) Karl Erickson, offering expert insights into its performance and tactical applications.

Quick Summary

The Benelli M4 EXT is an improved version of the popular M4 shotgun, featuring factory-integrated upgrades like a 7+1 shell capacity, oversized controls, and a collapsible stock. It is chambered for 12-gauge 2.75" and 3" shells and utilizes the ARGO gas system, offering enhanced capability and speed for tactical applications and competition.

Chapters

  1. 00:00Introduction to Benelli M4 EXT
  2. 00:26Original M4 Common Changes
  3. 00:42Common M4 Modifications
  4. 01:05Benelli M4 EXT Improvements
  5. 01:25M4 EXT Capacity
  6. 02:03M4 EXT Stock and Controls
  7. 02:29M4 EXT Finish Options
  8. 02:50Aesthetics vs. Function
  9. 03:17M4 EXT Ammunition Compatibility
  10. 03:49M4 EXT Action and Reliability
  11. 04:17M4 EXT Sighting System
  12. 04:35M4 EXT for Competition
  13. 04:54M4 EXT Weight and Stock
  14. 05:28Conclusion and Call to Action
  15. 05:55Training and Social Media

Frequently Asked Questions

What are the key improvements of the Benelli M4 EXT over the original M4?

The Benelli M4 EXT integrates common aftermarket upgrades directly from the factory, including an extended magazine tube for 7+1 capacity, an oversized bolt release, and an enhanced charging handle, increasing its capability and speed without requiring immediate modifications.

What ammunition types are compatible with the Benelli M4 EXT?

The Benelli M4 EXT is a 12-gauge shotgun chambered for both 2.75-inch and 3-inch shells. It supports various ammunition types, including slugs, double-aught buckshot, and No. 4 shot, making it versatile for different tactical applications.

How reliable is the Benelli M4 EXT's ARGO gas system?

The ARGO gas system in the Benelli M4 EXT is generally reliable with standard ammunition loads. However, it may experience failure to extract with very light loads, such as blanks or certain less-lethal rounds.

What sighting options are available for the Benelli M4 EXT?

The Benelli M4 EXT comes standard with ghost ring sights and a Picatinny rail. This rail allows for easy mounting of optics, such as the Aimpoint Acro P2 red dot, which was found to be very accurate with slugs.

Related News

All News →

More Reviews Videos You Might Like

More from Tactical Rifleman

View all →