Unfortunately, due to a bit of cost cutting on our upcoming snowboarding holiday Ive been forced into renting a Fiat Panda 
Its through Avis, and I presume it will be a petrol model because diesel is usually specified.
Are they as bad as I'm imagining? Having been bought up in an Italian family, my parents had one about 15 years ago, most of my family have had one at some point, and everytime I go to Sicily to visit family they are everywhere.
What kind of MPG can I expect realistically on motorways? I will be doing a 12 hour round trip in one
from Milan to Obergurgl, Austria.

Its through Avis, and I presume it will be a petrol model because diesel is usually specified.
Are they as bad as I'm imagining? Having been bought up in an Italian family, my parents had one about 15 years ago, most of my family have had one at some point, and everytime I go to Sicily to visit family they are everywhere.
What kind of MPG can I expect realistically on motorways? I will be doing a 12 hour round trip in one
