I have owned both the G17 and the M & P 9, and based on how it fits in my hands, I would have to say the M & P 9 ... and if it had adjustable sights (as a factory option), and a 5 lb trigger pull (instead of the factory 6 + lbs), it could be a semi-finalist in the "jack of all trades" option for anyone seeking a versatile platform. JMHO...