Porsche 928 MPG In Simple Graphs

Average Porsche 928 MPG by Years

- average 1978 Porsche 928 MPG: 18 MPG / 14.2 L per 100 km
- worst 1978 Porsche 928 MPG: 11 MPG / 20.8 L per 100 km
- best 1978 Porsche 928 MPG: 24 MPG / 9.8 L per 100 km
- body weight: 1620 kg / 3572 lbs
- body type: coupe
- difference highway / city: 54%
- average engine power: 257 kW / 350 hp
- difference from world average: 44% worse
- max distance with full tank: 446 miles (717 km)
- Fuelson rating: 4 / 10

1978 Porsche 928 MPG is 24 MPG on engine:

5.4 GTS — 11 to 24 MPG

The 1978 Porsche 928 MPG to weight ratio is shown in the graph:

5.4 GTS — 81 kg/mpg

We calculated that 1978 Porsche 928 MPG is up to 37% worse than the world average consumption.

5.4 GTS is 37% less economical than average car

Vehicle	Consumption (city / highway)	Consumption to weight ratio	Difference from world average consumption	Driving range (full tank)	Consumption per passenger
5.4 GTS	11 / 24 MPG (20.8 / 9.8 L per 100 km)	1.4 L per 100 km to 100 kg	37% worse	249—559 miles (400—900 km)	6 L per 100 km / person

Vehicle	5.4 GTS
Consumption (city / highway)	11 / 24 MPG (20.8 / 9.8 L per 100 km)
Consumption to weight ratio	1.4 L per 100 km to 100 kg
Difference from world average consumption	37% worse
Driving range (full tank)	249—559 miles (400—900 km)
Consumption per passenger	6 L per 100 km / person