is a 2005-2007 ford mustang expensive to maintain and is it good in the winter?

[Turner]

does it need alot of maintenence and is it expensive to to maintain? anyone with mustang before with experience. also i live in toronto and we usualy get snow in the winter and i am going to get a RWD car (coupe) whether it is going to be a rx-8, mustang or any sports car, so my question is, is the mustang good in the snow for a RWD car since it is heavy (if it has good winter tires). please tell me about the maintanence or give me forum links to this kind of info because i need to decide which car to get soon