Porsche 718 GT4 RS: MPG and fuel economy by year

The EPA has rated the Porsche 718 GT4 RS across 3 model years, from the 2023 Porsche 718 GT4 RS through the 2025 Porsche 718 GT4 RS. The most recent 2025 Porsche 718 GT4 RS returns 16 combined MPG.

Pick a year below to open the full Porsche 718 GT4 RS page for that model year. Each year page covers combined, city, and highway MPG, the trim variants the EPA rates separately, the annual fuel cost across three driving patterns, and a year-over-year comparison so you can see whether the car has improved.

Fuel economy by model year

Combined MPG, city MPG, highway MPG, and the EPA's estimated annual fuel cost for every model year of the Porsche 718 GT4 RS. Click any year to see the full breakdown for that model year, including trim variants, the drivetrain, and a comparison against other vehicles in its segment.

Year	Model	Combined MPG	City	Highway	Annual fuel cost
2025	2025 Porsche 718 GT4 RS	16 MPG	15 MPG	19 MPG	$4,300
2024	2024 Porsche 718 GT4 RS	16 MPG	15 MPG	19 MPG	$4,300
2023	2023 Porsche 718 GT4 RS	16 MPG	15 MPG	19 MPG	$4,300

How the Porsche 718 GT4 RS compares against the Two Seaters class

Buyers usually compare the Porsche 718 GT4 RS against other cars in the same EPA class. The list below shows the most efficient cars in the Two Seaters class for the 2025 model year, the latest year on this page. Each link opens the full page for that car.

Source: U.S. EPA fuel economy dataset. Annual fuel cost assumes 15,000 miles of driving per year and a 55% city, 45% highway split.