consideration

I am considering swapping my C320 Cdi 2006 for an W211 E55 2005 due to the very very low mileage I now do in my car (less than 10K per year). Since I got the car new in March 2006, it has only done 19K until today 5/8, so alot less than average. Nothing wrong with the 320 cdi, great car with...