2021-2023 Porsche Panamera MPG & Fuel Cost

EPA rates the 2021-2023 Porsche Panamera at 17–20 MPG combined across 49 configurations and 3 model years. The most efficient version, the 2023 Panamera 2.9L 6-cyl turbo RWD, is rated 20 MPG (18 city, 24 highway). By powertrain: Gas: 17–20 MPG; Plug-in hybrid: 19–22 MPG.

Every model year of the 2021-2023 Porsche Panamera tops out at 20 MPG combined, so no year is better than another.

Yes. Ratings changed in 2022 and 2023.

The previous generation (2017-2020 Porsche Panamera) is rated 18–24 MPG combined and costs $2,900–$4,410 a year to fuel; the 2021-2023 model is rated 17–20 MPG and costs $2,850–$4,730 a year.

Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the Panamera 2.9L 6-cyl turbo RWD costs about $4,020 a year. Across all 15 configurations the cost runs $2,850–$4,730 a year. That is a $1,880 difference between the cheapest and the costliest configuration.

About $26.80 per 100 miles for the Panamera 2.9L 6-cyl turbo RWD at premium gasoline $5.36/gal (U.S. average, Sep 2026), and between $19.00 and $31.53 across all configurations. That is the annual cost over 15,000 miles divided by 150.

The Panamera 2.9L 6-cyl turbo RWD costs about $4,020 a year to fuel, $1,150 more than the class median of $2,870, and less than 3 of 10 large car configurations. The comparison covers all 94 rated large car configurations for MY2023, not weighted by sales.

EPA rates the electric range at 17–19 miles, with a total range of 430–480 miles when the gasoline engine helps. Once the battery is used, the car runs as a hybrid at 22 MPG. The 4 e-Hybrid 2.9L 6-cyl turbo AWD costs about $2,850 a year, assuming EPA's utility factor of 43% of miles on electricity, at premium gasoline $5.36/gal (U.S. average, Sep 2026) + residential electricity 18.3¢/kWh (U.S. average, Jul 2026).

The most efficient configuration stays at 20 MPG. Its annual cost stays at $4,020. EPA lists 15 configurations for 2023 against 13 configurations for 2022. See the 2022 Porsche Panamera for that year.