SIG Sauer P365

SIG Sauer P365
P365 micro-compact handgun left side showing controls, rail, and extended tab 10-round magazine
Type	Semi-automatic pistol
Place of origin	United States
Production history
Designed	2017
Manufacturer	SIG Sauer, Newington, NH
Produced	2018–present
Variants	P365 XL, P365 SAS, P365X, P365-380
Specifications (P365)
Mass	500 g (18 oz)
Length	147 mm (5.8 in)
Barrel length	78 mm (3.1 in)
Width	26 mm (1.0 in)
Height	109 mm (4.3 in)
Cartridge	9×19mm Parabellum, .380 ACP
Action	SIG Sauer System (short recoil locked breech)
Rate of fire	Semi-automatic
Feed system	Box magazines:[1] 10-round (optional finger extension) 12-round magazine with grip sleeve 15-round magazine with grip sleeve 17-round magazine with grip sleeve 32-round extended magazine[2] 50-round drum magazine[3]
Sights	Tritium XRAY3 Day/Night Sights, Three Dot, Combat Sighted

The SIG Sauer P365 is a striker-fired subcompact semi-automatic pistol manufactured by SIG Sauer, intended for everyday carry.^[4] It is offered with Tritium XRAY3 Day/Night Sights and two 10-round magazines; one flush fit and the other with an extended finger tab, and a stainless steel frame with polymer grip module. It is primarily chambered in 9×19mm Parabellum and is rated for +P (higher pressure) ammunition while utilizing offset double-stack magazines.^[5] A variant chambered in .380 ACP was introduced in February 2022. The P365, which replaced the P290RS, is produced in Newington, New Hampshire.^[5] In both 2018 and 2019, it was the best selling handgun in the United States.^[6]