Which car should I get?

2008 Range Rover HSE, Lexus LS 600 2008, 2009 Infiniti M45, Audi A6 4.2L - which one? I am using for general use, business conferences and appointments, driving up and down from norcal to socal (2-3 times/year), snowboarind winter season, cold weather/rain for 30% of year where i live.. which car would be my best fit? I am young professional and am looking for something nice, fun but still professional.