2,0 Diesel in the Mondeo: which is the best?

Hi to everyone! A buddy of mine wants to buy a Mondeo and we wanted to know before what it looks like with the diesel engines. Is the 85Kw undermotorized? How much Nm does it have? Consumption? mileage? Known problems? 96KW > how much Nm? Are running speeds up to 300,000km in? More prone than 85Kw? Consumption? Already in advance many Dan!k!