if its going to be used as a second car not so bad on the running costs but do you need it as a 2nd car unless your towing , given half the chance id get rid of my rr (pieceofcrap) both discos and the kompressor and keep only the diatsooo not that the discos are any trouble its just that the diatsoooo is smaller , shes got the benz so i gotta keep it im only speaking from my experience mind as for price guide sorry no just get the best deal you can