1990 Porsche 928 S4 MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 1990 Porsche 928 S4.

The 1990 Porsche 928 S4 has 2 model options: Automatic 4-spd 8-cyl, 5.0 L and Manual 5-spd 8-cyl, 5.0 L.

The 1990 Porsche 928 S4 Automatic 4-spd 8-cyl, 5.0 L runs on premium gasoline and is in the Minicompact Cars car class.

The 1990 Porsche 928 S4 Manual 5-spd 8-cyl, 5.0 L runs on premium gasoline and is in the Minicompact Cars car class.

🛣 How Many Miles per Gallon (MPG) Does a 1990 Porsche 928 S4 Get?

Across all models, the combined average MPG for the 1990 Porsche 928 S4 is 15 miles per gallon.

The table below breaks down the MPG for each model option:

💵 What is the Average Yearly Fuel Cost for a 1990 Porsche 928 S4?

The average fuel costs for all models of the 1990 Porsche 928 S4 is $5,125.

The average fuel costs have been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

Comparing a 1990 Porsche 928 S4 to an average vehicle over 5 years, you will spend $14,125 more on fuel.

The table below shows the fuel costs and 5-year save/spend for each model option:

The 1990 Porsche 928 S4 is also subject to the Gas Guzzler Tax, which is a federal tax on vehicles that has a combined MPG of less than 22.5.

The tables below show how much you can expect to pay in Gas Guzzler taxes.

🛢 How Many Barrels of Petroleum Does a 1990 Porsche 928 S4 Consume?

Across all models, the average number barrels of petroleum that the 1990 Porsche 928 S4 will consume in one year is 21 barrels.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 2 1990 Porsche 928 S4 model options.

Automatic 4-spd 8-cyl, 5.0 L

The table below contains all of the details we have for the 1990 Porsche 928 S4 Automatic 4-spd 8-cyl, 5.0 L:

Manual 5-spd 8-cyl, 5.0 L

The table below contains all of the details we have for the 1990 Porsche 928 S4 Manual 5-spd 8-cyl, 5.0 L:

Disclaimer

Ratings were provided by the manufacturer to the U.S. Department of Energy, which is where we sourced the data. Be advised that manufacturers may have upgraded, downgraded, or changed these ratings following the compilation of this data.

MPG Buddy does not guarantee the accuracy of this data, nor are we liable for any decisions made by referencing this data. Make sure to contact the specific car manufacturer to confirm accuracy.

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