The P365 DH3 - Sig Sauers new P365 competition gun - Review

Published on March 22, 2026
Duration: 14:45

This review of the Sig Sauer P365 DH3, a new competition-focused variant of the P365 platform, highlights its development in collaboration with pro shooter Daniel Hornero. The DH3 features a slide-integrated expansion chamber for recoil mitigation, a 3.7-inch barrel, and a fine fish-scale grip texture. While offering a softer shooting experience than the P365 Fuse, its performance in timed drills and stages was compared against other competition pistols like the P226 X-Legion and a 2011, with the DH3 showing a slightly lower hit factor in competitive scenarios.

Quick Summary

The Sig Sauer P365 DH3 is a competition pistol built on the P365 platform, featuring a 3.7-inch barrel and a slide-integrated expansion chamber for recoil reduction. Developed with pro shooter Daniel Hornero, it aims to balance shootability for competition with the P365's carry potential.

Chapters

  1. 00:00P365 DH3 Introduction
  2. 00:16Reviewer Introduction
  3. 00:56P365 Fuse Background
  4. 01:24DH3 Development & Features
  5. 01:54Barrel & Compensator Design
  6. 02:37Shooting Impressions & Recoil
  7. 03:20Slide Comp vs. Traditional Compensator
  8. 03:54Ammunition Testing
  9. 04:47Initial Break-in & Durability
  10. 05:22Pricing & Optics
  11. 06:23Magazine Capacity & Promotion
  12. 06:58Training with ACE Simulator
  13. 07:57Grip & Trigger
  14. 08:37Slide Features & Cooling
  15. 09:16Competition Gun Comparisons
  16. 10:41Bill Drill Results
  17. 11:47Sample Stage Performance
  18. 13:29Performance Ceiling vs. Floor
  19. 13:53Conclusion & Ecosystem

Frequently Asked Questions

What is the Sig Sauer P365 DH3?

The Sig Sauer P365 DH3 is a new competition-oriented pistol built on the P365 platform. It features a slide-integrated expansion chamber for recoil mitigation, a 3.7-inch barrel, and is designed for enhanced shootability in competitive scenarios.

How does the P365 DH3's compensator work?

The DH3 utilizes a slide-integrated expansion chamber with fins that direct gas upwards. This design helps mitigate recoil by reducing muzzle flip, offering a balance between recoil reduction and maintaining a reliable operating window for the firearm.

What are the key features of the P365 DH3?

Key features include a 3.7-inch barrel, a slide-integrated compensator, a fine fish-scale grip texture with an aluminum magwell, deep forward slide serrations, and 'go fast holes' for heat dissipation. It comes with 17 and 21-round magazines in free states.

How does the P365 DH3 perform in shooting drills?

In a 25-yard Bill Drill, the DH3 achieved a time of 3.45 seconds. While slightly slower than some other competition pistols, it demonstrated a manageable recoil impulse and good cycling reliability across various ammunition types.

Related News

All News →

More Reviews Videos You Might Like

More from TheHumbleMarksman

View all →