1989 Porsche 928 MPG

Based on data from 4 vehicles, 265 fuel-ups and 79,017 miles of driving, the 1989 Porsche 928 gets a combined Avg MPG of 17.44 with a 0.26 MPG margin of error.

Below you can see a distribution of the fuel-ups with 24 outliers (8.30%) removed.

Following shows the average MPG of each of the 4 vehicles in the system.

• Squalo

  1989 Porsche 928 S4 5.0L V8 GAS Automatic 4 Speed Coupe
  Added Jan 2025 • 134 Fuel-ups

  Property of ncearthquake

• 17.5 Avg MPG

• Shark

  1989 Porsche 928 S4 5.0L V8 GAS Automatic 4 Speed Coupe
  Added Jun 2012 • 94 Fuel-ups

  Property of gbarron

• 19.4 Avg MPG

• 928 GT

  1989 Porsche 928 S4 5.0L V8 GAS Standard 5 Speed Coupe
  Added Jul 2013 • 72 Fuel-ups

  Property of ThetaTau87

• 17.4 Avg MPG

• Hanz

  1989 Porsche 928 S4 5.0L GAS V8 Standard 5 Coupe (2 Door)
  Added Dec 2014 • 19 Fuel-ups

  Property of uncre8tv

• 15.3 Avg MPG