SIG SAUER P365 XMACRO COMP 17-Round 9mm Pistol

The SIG SAUER P365X-MACRO COMP 9mm combines the higher-capacity XMACRO grip with a 3.1-inch barrel and an integrally compensated, optic-ready slide. It is designed for owners who want a slim striker-fired pistol with a full firing grip, 17-round capacity, factory night sights, and built-in muzzle-rise management. This exact black configuration is manufacturer part number 365XCA-9-COMP (listed in the store as 365XCA9COMP), UPC 798681669981.

Integrated Compensator and 3.1-Inch Barrel

The distinguishing feature of this model is its integrally compensated slide. The 3.1-inch barrel ends before the slide’s forward ports, allowing propellant gases to vent upward through the slide. That design is intended to help moderate muzzle rise and support faster recovery of the sight picture during controlled strings of fire. Perceived benefit varies with ammunition, grip, and shooter technique, and a compensator does not replace sound fundamentals. Because the compensation is built into the factory slide configuration, there is no separate muzzle device to attach or time.

Compensated pistols can produce more visible flash and a sharper blast near the ports than an otherwise similar non-compensated model. Keep hands and objects clear of all openings, follow the SIG SAUER owner’s manual, and use appropriate eye and hearing protection. The 3.1-inch barrel and compensated slide should also be considered when selecting a holster; choose one specifically confirmed for the P365 XMACRO COMP and any optic or light that will be installed.

Full-Capacity XMACRO Grip

The XMACRO grip module provides a longer, more substantial gripping surface than the smallest P365 variants while maintaining the family’s relatively slim architecture. Standard capacity for this SKU is 17 rounds, and SIG SAUER lists two 17-round steel magazines with the exact part number. The included pair gives the owner a matched primary and spare magazine for lawful carry, training, or home-storage use. Magazine-capacity restrictions differ by location, so confirm local eligibility before ordering.

Optic Ready with XRAY3 Day/Night Sights

The serrated black slide is optic ready, giving the owner the option to add a compatible compact red-dot sight. An optic is not included with 365XCA-9-COMP. Verify the intended optic footprint, screws, mounting requirements, and torque specifications before installation. The pistol is supplied with XRAY3 day/night sights, so it has a complete conventional sighting system from the factory and remains ready for use if the owner chooses not to mount an electronic sight.

Striker-Fired, No Manual Safety Configuration

This model uses the familiar P365 striker-fired operating system and is cataloged without a manual thumb safety. Owners should use a rigid, model-specific holster that fully covers the trigger guard and prevents access to the trigger while holstered. Safe handling, careful holstering, secure storage, and compliance with the manufacturer’s maintenance instructions are essential parts of ownership. Buyers who specifically require a manual-safety configuration should confirm a different SKU rather than assuming the control can be inferred from the P365 family name.

Balanced for Carry and Training

The XMACRO COMP is a strong fit for someone who values capacity and shootability but still wants the narrow feel associated with the P365 line. The longer grip gives the firing hand more room, while the short barrel and compensated slide create a distinct alternative to the standard 3.7-inch XMACRO. Its factory configuration is complete enough for immediate iron-sight use, yet flexible enough for an owner to select a compatible optic and holster separately.

Fit and intended role remain personal. Before relying on any pistol, confirm reliable function with the chosen ammunition, practice safe loading and unloading, and obtain qualified instruction where appropriate. Replacement magazines, optics, holsters, and other accessories should be checked against the exact model and part number.

Key Specifications

• Manufacturer: SIG SAUER
• Model family: P365 XMACRO COMP
• Manufacturer part number: 365XCA-9-COMP
• UPC: 798681669981
• Caliber: 9mm
• Action: Striker-fired semi-automatic
• Barrel length: 3.1 inches
• Capacity: 17 rounds
• Magazines: Two 17-round steel magazines
• Slide: Black, serrated, integrally compensated, optic ready
• Sights: XRAY3 day/night sights
• Grip: Black polymer XMACRO grip module
• Manual safety: No
• Optic included: No

Before Ordering

Firearm, magazine, transfer, possession, and carry laws vary by jurisdiction. This pistol must be transferred through a qualified dealer where required, and the buyer is responsible for confirming eligibility and all applicable restrictions. Review the listing’s identifiers carefully to ensure the desired variant is the compensated 3.1-inch model without a factory optic. Always keep the firearm pointed in a safe direction, keep your finger off the trigger until ready to fire, treat every firearm as loaded, and know the target and what lies beyond it.