The Sig Sauer P365X is a micro-compact 9mm Luger pistol with a 3.1-inch black Nitron stainless steel barrel and an optic-ready serrated slide. It has a 10+1 capacity, manual safety, and an accessory rail on the frame. This configuration is MA compliant. 
 

Key Specifications 

• Brand: Sig Sauer 
• Model: P365X 
• Caliber: 9mm Luger 
• Action: Semi Auto 
• Capacity: 10+1 
• Barrel Length: 3.1 in 
• Color/Finish: Black Nitron 
   

Detailed Features 

• Micro-compact frame with accessory rail 
• Optic-ready slide with serrations 
• 3.1-inch black Nitron stainless steel barrel 
• Manual safety included 
• MA compliant configuration

Owners of the P365X praise its optic-ready slide as one of the better factory implementations in this size class, with the cut working reliably with common micro red dots. The manual safety version draws a polarized reaction: buyers in restricted states appreciate having it, while others in permissive states avoid it and prefer the standard model.

The 3.1-inch barrel and micro-compact frame make the P365X easy to carry, and most owners report comfortable all-day carry compared to larger alternatives. Recoil is manageable for the platform size, though shooters with larger hands sometimes note the grip is on the short side.

Value is generally seen as fair for a Sig product. The accessory rail is a practical addition that distinguishes the X model. Some owners flag that factory night sights are not included in all configurations, which adds to the total cost if desired.