Subaru Legacy MPG by year (2018-2025)
The agency's file has 8 model years of the Subaru Legacy from 2018 to 2025. The newest, the 2025 Subaru Legacy, gets 26 to 30 mpg combined across 2 tested versions.
Best of 2025
30 mpgLegacy AWD (4-cyl 2.5 L), combinedBest in the file
30 mpgLegacy AWD (4-cyl 2.5 L); reached in 2020, 2021, 2022, 2023, 2024, 2025Best non-hybrid, 2025
30 mpgLegacy AWD (4-cyl 2.5 L), combinedBest combined mileage by model year
Each dot is the best version of that model year. The table below holds every figure.
Your fuel cost, 2025 Legacy
Pick a 2025 version, then set your miles and fuel price. Fuel price as of 2026-11-14, U.S. Department of Energy / EPA. The price box starts at the dated price of the fuel the picked version burns and sets the price of that fuel.
2025 Legacy AWD (4-cyl 2.5 L), 4-cyl 2.5 L: 27 mpg city, 35 highway, 30 combined. The agency's own estimate for the 2025 Legacy version is $2,100 a year (15,000 miles, the agency's fuel prices).
Every model year
Open a year for the calculator, every version, rivals, safety record and recalls. Years in the table are the ones the agency tested; pages exist for 2 of them.
| Model year | Versions | Best gas | Fuel a year (agency) | Best figure against the year before |
|---|---|---|---|---|
| 2018 | 2 | 29 mpg | $2,150 to $2,700 | no earlier year in the file |
| 2019 | 2 | 29 mpg | $2,150 to $2,700 | no change |
| 2020 | 2 | 30 mpg | $2,100 to $2,300 | +1 mpg |
| 2021 | 2 | 30 mpg | $2,100 to $2,300 | no change |
| 2022 | 2 | 30 mpg | $2,100 to $2,300 | no change |
| 2023 | 2 | 30 mpg | $2,100 to $2,400 | no change |
| 2024 | 2 | 30 mpg | $2,100 to $2,400 | no change |
| 2025 | 2 | 30 mpg | $2,100 to $2,400 | no change |
The best combined figure changed against the year before in 1 of 8 model years: 2020: +1 mpg.
Where the newest year stands
The 2025 Legacy is in the Midsize Cars class. By best combined figure it ranks 14th of 32 2025 models in that class; the middle figure for the class is 29 mpg and the top figure is 57 mpg. Best Midsize Cars mileage, 2025 models.
Other Subaru models
Every other Subaru model on this site, nearest to the Legacy in newest-year mileage first.
| Model | Newest year | Combined | Against the Legacy |
|---|---|---|---|
| Impreza | 2026 | 29 mpg | 1 lower |
| Outback | 2026 | 23 to 27 mpg | 3 lower |
| BRZ | 2026 | 22 to 25 mpg | 5 lower |
| Forester | 2026 | 26 to 35 mpg | 5 higher |
| Crosstrek | 2026 | 26 to 36 mpg | 6 higher |
| Ascent | 2026 | 21 to 22 mpg | 8 lower |
| WRX | 2026 | 21 to 22 mpg | 8 lower |
| Trailseeker | 2026 | 114 to 117 MPGe | not the same measure |
| Solterra | 2026 | 117 to 120 MPGe | not the same measure |
| Uncharted | 2026 | 112 to 129 MPGe | not the same measure |
Common questions
Which Subaru Legacy model year has the best mileage?
Since 2018, the best conventional figure is 30 mpg combined, for the 2025 Legacy AWD (4-cyl 2.5 L).
How many versions of the Subaru Legacy has the agency tested?
16 versions across 8 model years (2018 to 2025).
Has the mileage of the Subaru Legacy gone up over the years?
The best combined figure was 29 mpg in 2018 and is 30 mpg in 2025, a change of +1 mpg.
Mileage and fuel cost: U.S. Environmental Protection Agency, fueleconomy.gov vehicle file (file dated 2026-11-04). Your own mileage depends on how and where you drive. Where our numbers come from.