Quote:
Originally Posted by city1991
I was having this dilemma picking between 640 and 650 xdrive. After driving both, I picked a fully loaded 640 msport. Had plenty of power for me, insurance costs, etc. Just my 2 cents.
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Big advantage of 650 over m6 is that you can get xdrive. And if you put 10-15K in it, it will outperform m6 in every aspect except financial value.