The Springfield XD Sub-Compact in .40 S&W is a 10+1 capacity polymer-framed pistol with a 3-inch barrel and a stacked set of passive safety features. At 1.6 lbs it's light enough for concealed carry while the .40 S&W caliber offers more energy per round than 9mm at the cost of sharper recoil in a compact frame. 
 

Key Specifications 

• Brand: Springfield Armory 
• Model Name: XD Sub-Compact 
• Caliber: .40 S&W 
• Action: DAO (Double Action Only) 
• Capacity: 10+1 rounds 
• Barrel Length: 3 inches 
• Weight: 1.6 lbs (26 oz) 
• Finish: Black Melonite 
   

Detailed Features 

 
The XD Sub-Compact uses a grip safety, trigger safety, and a firing pin loaded chamber indicator. The grip safety must be depressed for the gun to fire, which adds a layer of drop protection without requiring a manual thumb safety. The loaded chamber indicator is tactile as well as visual. 
 
The slide is forged stainless steel with a Black Melonite finish that handles corrosion well. The polymer grip is textured for a firm hold. 3-dot white sights give quick target acquisition. The 10+1 capacity is a meaningful advantage over many sub-compacts in this class. 
 

Usage Scenarios 

• Concealed Carry: At 3 inches of barrel and 1.6 lbs, it works for IWB or appendix carry. 
• Home Defense: The .40 S&W caliber and 10-round capacity give useful firepower for a compact gun. 
• Competitive Shooting: The compact size allows easy movement in tight stage positions.

Owners generally like the XD Sub-Compact's balance of size and capacity. The 10+1 count in a compact .40 S&W is frequently called out as a standout spec. The grip ergonomics get good marks; most people describe it as natural in the hand with good control during shooting.

The trigger gets split reviews. Some find it smooth enough; others want a lighter or shorter reset. The .40 S&W round in a compact frame produces noticeable recoil, which a few owners describe as snappy. This doesn't deter most but is worth knowing for new shooters.

Magazine capacity relative to larger XD models comes up in some threads, though 10+1 compares favorably to most competitors in this class. Reliability across ammo types is generally reported as solid. The consensus is that it's a dependable carry gun for anyone who wants the .40 caliber in a small package.