Hi. My ZS 1.8 120+ gets an average 37mpg with a variety of different driving conditions. So I guess the zr will be slightly more being the smaller car.hey, just bought an zr 1.8 120+. dont actually get the car 2moro. was jus wondering if any1 had 1 and could tell me wat there like and if any1 had a rough mpg tht would b great.