P320 Subcompact in .40 S&W with 10+1 capacity. The smallest P320 configuration available in .40 caliber, using a subcompact-length barrel and grip module with the .40-specific magazine. Type: Pistol Action: Striker-Fired Caliber: .40 S&W Capacity: 10 Year introduced: 2014, USA Weight: 25.6 oz Overall length: 6.7" Status: Active Intended use: carry, backup