Thing is that if you can afford a M5 with a V10 you are probably NOT TOO CONCERNED about the savings on gas. Even if gas is $3 a gallon and you get 16 miles a gallon it is not going to cost you much for gas compared to that first payment or your 6 month insurance payments. If gas is $5 a gallon and you buy a $12000 hybrid tin can that gets 70mpg on average, then that $2000 on gas you save every year would be nice. Un