All Plug-in Petrol Hybrid vehicles running costs* - miles per gallon (mpg), fuel efficiency/emissions Vehicle type: All Hatchback Saloon 4x4 MPV Estate Convertible Coupé SUV Van Supercar Fuel type: All Petrol Petrol Hybrid Plug-in Petrol Hybrid Diesel Diesel Hybrid Plug-in Diesel Hybrid Electric LPG *calculation criteria