I would like to trade my BMW 1999 with Mercedez 2003
here ar ethe charachteristics of both cars.
1- My car: BMW 740, 1999, Mileage: 147000
2- New car: Mercedez Benz S55, 2003, Mileage: 76000 miles
How that trade should be done? How much should I pay for that trade?