1978 Porsche 928 MPG

Based on data from 3 vehicles, 26 fuel-ups and 4,269 miles of driving, the 1978 Porsche 928 gets a combined Avg MPG of 13.41 with a 1.37 MPG margin of error.

Below you can see a distribution of the fuel-ups with 3 outliers (10.34%) removed.

Following shows the average MPG of each of the 3 vehicles in the system.

• Porsche 928

  1978 Porsche 928 4,5L V8 GAS Manual 5 Speed
  Added Jul 2019 • 19 Fuel-ups

  Property of jbjmobil

• 15.1 Avg MPG

• 928

  1978 Porsche 928 4.5L V8 GAS Manual 5 Speed Coupe
  Added Sep 2018 • 3 Fuel-ups

  Property of hey_allen

• 0.1 Avg MPG

• Porsche

  1978 Porsche 928 4.5L V8 GAS Coupe
  Added Oct 2018 • 24 Fuel-ups

  Property of Franciscoeb

• 15.2 Avg MPG