The Sig Sauer P320 XCompact is a striker-fired semi-automatic pistol chambered in 9mm Luger with a 3.6-inch barrel and 15-round capacity. The Black Nitron slide finish resists corrosion. At 1.6 lbs, it balances concealability with a full grip that most shooters can use without pinky extensions. 
 

Key Specifications 

• Brand: Sig Sauer 
• Model: P320 XCompact 
• Caliber: 9mm Luger (9x19 Para) 
• Action: Striker Fire 
• Barrel Length: 3.6 inches 
• Capacity: 15 rounds 
• Finish: Black Nitron 
• Weight: 1.6 lbs (approximately 25.5 oz) 
   

Features 

• Striker-Fired Action: Consistent trigger pull shot to shot. 
• XRAY3 Day/Night Sights: High-visibility green front tritium ring works in daylight and low light. 
• Flat-Faced Trigger: Improved ergonomics for better control and a more consistent pull. 
• Stainless Steel Frame with Black Finish: Durable construction throughout.

The P320 XCompact is well regarded for balancing size and shootability. Users find it compact enough for concealed carry without giving up the grip feel of a full-size pistol. The P320 platform's modularity is a consistent selling point - swapping grip modules, slides, and calibers without additional serialized parts appeals to owners who want flexibility.

The trigger pull is smooth and consistent, which draws positive mentions across many reviews. The XRAY3 sights get praise for their day/night visibility. The RomeoX optic configuration (when included) speeds up target acquisition noticeably for users who come from iron sights.

On the downside, the XCompact is heavier than some other compact 9mm options. Holster compatibility can be tricky when running an optic due to the pistol's geometry. A small number of users report sensitivity to certain ammunition, though most reviews describe reliable feeding and function.