The reason is that it was designed–and has kept evolving–to be and remain the most accurate, durable and reliable semiauto handgun on the market. Incorporating new universal ergonomic features such as a standard straight backstrap profile frame with new flat and wraparound highly textured grips included to fit the majority of shooters needs out of the box.  These features, combined with Combat Sights, enhanced fire control, and an extended magazine release result in an uncompromising pistol that aims for top performance ideal for competitive dynamic shooting and/or defensive purposes.