What is the average mpg of a Nissan Skyline GTR r34?

The average mpg of a Nissan Skyline GTR r34 is approximately 17-18 MPG. This is an average for a mix of town and distance motorway travelling. If you are merely using it in a town then the mpg will be around 14mpg. However, if you are using for motorway driving then this increases to about 22mpg.