Subaru Legacy Annual Fuel Cost
Running a 2025 Subaru Legacy costs about $2,050 per year in fuel, based on 15,000 miles of driving at average U.S. fuel prices.
Latest model year (2025):
The Subaru Legacy costs an estimated $2,050/year in fuel (295 g CO₂/mi).
Subaru Legacy Fuel Cost — All Years
| Year | Trim | Engine | Fuel | MPG Comb. | Annual Cost | CO₂ (g/mi) | GHG Score |
|---|---|---|---|---|---|---|---|
| 2025 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 26 | $2,350 | 337 | 5 |
| 2025 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 295 | 6 |
| 2024 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 26 | $2,350 | 337 | 5 |
| 2024 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 295 | 6 |
| 2023 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 26 | $2,350 | 337 | 5 |
| 2023 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 295 | 6 |
| 2022 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 27 | $2,300 | 330 | 6 |
| 2022 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 295 | 6 |
| 2021 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 27 | $2,300 | 330 | 6 |
| 2021 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 295 | 6 |
| 2020 | Auto (AV-S8), 4 cyl, 2.4 L | 4 2.4L | Regular Gasoline | 27 | $2,300 | 330 | 6 |
| 2020 | Auto (AV-S8), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 30 | $2,050 | 295 | 7 |
| 2019 | Auto (AV-S6), 6 cyl, 3.6 L | 6 3.6L | Regular Gasoline | 23 | $2,650 | 387 | 5 |
| 2019 | Auto (AV-S7), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 311 | 6 |
| 2018 | Auto (AV-S6), 6 cyl, 3.6 L | 6 3.6L | Regular Gasoline | 23 | $2,650 | 387 | 5 |
| 2018 | Auto (AV-S7), 4 cyl, 2.5 L | 4 2.5L | Regular Gasoline | 29 | $2,100 | 311 | 6 |
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 Fuel Cost FAQ
How much does it cost to fuel the Subaru Legacy?
The estimated annual fuel cost for the Subaru Legacy is $2,050 per year, based on 15,000 miles of driving and average fuel prices. Costs vary by trim and engine.
How much CO₂ does the Subaru Legacy produce?
The Subaru Legacy produces approximately 295 grams of CO₂ per mile. Lower numbers mean fewer emissions. See the table for per-trim details.