Sig Sauer P320 XCompact 9mm Luger Semi-Automatic Pistol 3.6″ X-Ray 3 Night Sights 15-Round

The Sig Sauer P320 XCompact is a 9mm Luger semi-automatic pistol built for shooters who want full-size performance in a carry-friendly frame. With a 3.6 inch barrel, a 15-round magazine, and X-Ray 3 night sights, it blends precision, capacity, and low-light readiness in one package. This is a pistol engineered to disappear on the belt and deliver when it counts, and it does both without asking you to compromise.

What the Sig Sauer P320 XCompact Is Built For

The XCompact sits in the sweet spot for concealed carry and personal defense, giving you the accuracy and firepower of a larger handgun in a size that hides well under everyday clothing. The X-Series grip module with an integrated magwell speeds reloads and fills the hand for a confident, repeatable grip. It is a design that rewards both new shooters and seasoned carriers.

The X-Ray 3 night sights are a standout feature. They provide fast, precise target acquisition in daylight and stay visible in low light, which is exactly when a defensive pistol needs to perform. For a carry gun, that around-the-clock capability is a real and meaningful advantage.

Features That Set the Sig Sauer P320 XCompact Apart

• X-Ray 3 night sights for quick target acquisition in bright light and total darkness alike
• 15-round magazine capacity that rivals many full-size pistols in a compact frame
• X-Series grip module with an integrated magwell for faster, smoother, more reliable reloads
• 3.6 inch barrel that balances concealability with a longer sight radius than most subcompacts
• Durable Nitron slide finish over a stainless steel frame for corrosion and holster-wear resistance
• Striker-fired semi-automatic action for a consistent, predictable trigger pull every time

Specifications Woven Into the Build

The P320 XCompact runs a 3.6 inch barrel and measures about 7 inches overall, so it carries like a compact but shoots like something larger. The stainless steel frame under the grip module adds a solid, planted feel, while the Nitron-finished slide shrugs off holster wear and weather that would mar a lesser finish.

Fifteen rounds of 9mm Luger on tap means you are not giving up much capacity for the smaller footprint, and the X-Series ergonomics keep recoil manageable so you can stay on target through follow-up shots. It is a well-balanced blend of the numbers that matter most to a defensive shooter.

Practical Use, Care, and Compatibility

The modular P320 system makes this pistol easy to live with, since the fire control unit is the serialized part and the grip module can be maintained and detailed easily. Clean and lubricate the slide rails and barrel after range trips, and check your night sights periodically so you always know they are ready when you need them.

Read more about the maker at Sig Sauer, and when you want to weigh it against other carry pistols, browse our full firearms collection to see how it compares on size and features.

For an everyday carry pistol that pairs night sights with real capacity and Sig quality, the Sig Sauer P320 XCompact is tough to beat. Like every firearm, it ships to your local licensed dealer for transfer after your background check.