Description

The Sig Sauer P365 X-MACRO Comp 9mm 3.1″ 17rd is a sub-compact, optics-ready pistol that merges a slim carry profile with full-size magazine capacity. Its integrally compensated slide and XRAY3 day/night sights are designed to support controllable follow-up shots while retaining concealability. The pistol ships with two 17-round magazines and interchangeable small, medium, and large backstraps for a customized fit.

Key Features

• Integrated Compensator — The slide has a built-in compensator that vents gas upward, reducing muzzle rise for faster, more accurate follow-up shots. Why it matters: This helps shooters stay on target, especially during rapid fire or for newer shooters learning recoil control.
• 17-Round Capacity — Two 17-round magazines come standard, giving you more rounds than most sub-compacts. Why it matters: Fewer reloads mean more time practicing and less fumbling at the range or in a defensive situation.
• Optics-Ready Slide — The slide is pre-milled to accept popular micro red dot sights. Why it matters: Adding a red dot can speed up target acquisition and improve accuracy for shooters of all skill levels.
• XRAY3 Day/Night Sights — Tritium front and rear sights with a bright green ring provide visibility in low light. Why it matters: You can see your sight picture clearly whether it’s bright or dark, which is critical for home defense or evening training.
• Interchangeable Backstraps — Three backstraps (small, medium, large) let you adjust the grip to your hand size. Why it matters: A proper grip boosts control and comfort, reducing fatigue during long sessions.

Who It’s For

This pistol is built for families, youth shooters, and beginners who want a reliable, easy-to-handle firearm for home defense, range practice, or concealed carry. The integrated compensator and 17-round magazine make it forgiving for new shooters, while the optics-ready slide grows with you as your skills improve. Experienced shooters will also appreciate the balance of size and capacity.

Pros and Cons

• Pro: Slim enough for concealed carry but holds 17 rounds — rare in a sub-compact.
• Pro: The compensator noticeably reduces felt recoil, which helps with accuracy.
• Pro: Optics-ready slide saves you the cost of milling later.
• Con: The integrated compensator can add a bit of length to the slide, making it slightly less concealable than a standard P365. This is a trade-off for the recoil reduction.

Comparison

FAQ

Trust and Service

• ✔ Nationwide delivery to all 50 states
• ✔ Ships within 1-2 business days
• ✔ 30-day returns on most items
• ✔ Secure checkout with encryption

Browse more options: Semi Auto Handguns | Concealed Carry | Sig Sauer

Last updated: April 2026