Subaru Legacy MPG & Fuel Economy
The 2025 Subaru Legacy gets up to 30 MPG combined (27 city / 35 highway) in EPA testing.
Latest model year (2025):
The Subaru Legacy gets up to 30 MPG combined (27 city / 35 highway) in the Auto (AV-S8), 4 cyl, 2.5 L trim.
Subaru Legacy MPG — All Years
| Year | Trim | Engine | Fuel | City (MPG) | Hwy (MPG) | Combined (MPG) |
|---|---|---|---|---|---|---|
| 2025 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 23 | 31 | 26 |
| 2025 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | 35 | 30 |
| 2024 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 23 | 31 | 26 |
| 2024 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | 35 | 30 |
| 2023 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 23 | 31 | 26 |
| 2023 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | 35 | 30 |
| 2022 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 24 | 32 | 27 |
| 2022 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | 35 | 30 |
| 2021 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 24 | 32 | 27 |
| 2021 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | 35 | 30 |
| 2020 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 24 | 32 | 27 |
| 2020 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 27 | 35 | 30 |
| 2019 | Auto (AV-S6), 6 cyl, 3.6 L | 6 3.6L | Regular Gasoline | 20 | 28 | 23 |
| 2019 | Auto (AV-S7), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 25 | 34 | 29 |
| 2018 | Auto (AV-S6), 6 cyl, 3.6 L | 6 3.6L | Regular Gasoline | 20 | 28 | 23 |
| 2018 | Auto (AV-S7), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 25 | 34 | 29 |
Data sourced from fueleconomy.gov (U.S. Department of Energy). MPG figures are EPA-tested. Fuel costs are estimates based on average fuel prices and 15,000 miles/year.
Subaru Legacy MPG FAQ
What is the MPG of the Subaru Legacy?
The Subaru Legacy gets up to 30 MPG combined (27 city / 35 highway) in the 2025 model year. Fuel economy varies by engine and trim — see the full table above for details.
Which Subaru Legacy trim has the best fuel economy?
The Auto (AV-S8), 4 cyl, 2.5 L trim offers the best combined fuel economy at 30 MPG. Smaller engines and front-wheel-drive configurations typically achieve the highest MPG.