Thanks for the comments. I'll try the 20s. I do use the car in mud and snow (fact of live when living in the Lakes) and the higher profile tyres should be more effective.

Just about to take delivery of 2 year old Macan with 3000 miles on it. Sadly it has 20 inch wheels with cross climate tyres which I fear will damage ride and not be good off road. I'd prefer 19inch with cross climates so if anyone has some, unmarked and of similar mileage, and wants to go bigger I m...