MPGCheck

Porsche 928 S Fuel Economy History

MPG by year — EPA official data.

Best MPG Year
1986
17 MPG combined
Latest Model
1987
16 MPG combined
YearEngineCityHwyCombinedFuel Cost/yr
1987Premium142116$5,100Details →
1986Premium152117$4,800Details →
1984Regular141815$4,500Details →