2025 head-to-head · Midsize Car
2025 Honda Civic vs Subaru Legacy
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
The 2025 Honda Civic is the cheaper one to run. Driving 15,000 miles a year with $3.10/gal regular gas, it costs about $1,292 a year to fuel (36 MPG), versus $1,550 for the 2025 Subaru Legacy (30 MPG). That's roughly $258 a year, or about $1,292 over five years.
Your numbers
Change these to match your driving and local prices. Every figure and chart on this page updates.
Fuel cost over 10 years
- Honda Civic
- Subaru Legacy
Side by side
| Honda Civic | Subaru Legacy | |
|---|---|---|
| $1,292 | Your annual fuel cost | $1,550 |
| 36 MPG | Combined efficiency | 30 MPG |
| 32 MPG | City | 27 MPG |
| 41 MPG | Highway | 35 MPG |
| 99 cu ft | Passenger volume | 105 cu ft |
| 15 cu ft | Cargo volume | 15 cu ft |
| 248 g/mi | Tailpipe CO₂ (g/mi) | 295 g/mi |
| 7/10 | EPA fuel economy score | 6/10 |
| 7/10 | EPA greenhouse gas score | 6/10 |
| Gas | Powertrain | Gas |
| Regular gasoline | Fuel | Regular gasoline |
| 2.0L 4-cyl | Engine / motor | 2.5L 4-cyl |
| CVT | Transmission | CVT |
| FWD | Drivetrain | AWD |
✓ marks the better value. EPA scores run 1–10 (10 is best). Volumes come from the EPA interior volume index and aren't published for every body style.
Honda Civic vs Subaru Legacy across model years
- Honda Civic
- Subaru Legacy
Annual fuel cost of the most efficient configuration of each model year, at your prices. Click a point to open that year.
How they differ
Per EPA interior volume figures, the Subaru Legacy has more passenger space (105 vs. 99 cu ft).
Among 42 2025 midsize cars, the Honda Civic ranks 12th and the Subaru Legacy 19th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2025 Honda Civic or the 2025 Subaru Legacy?
Measured by cost to drive, the Honda Civic. The Honda Civic is rated 36 MPG combined and the Subaru Legacy 30 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2025 Honda Civic vs. the Subaru Legacy per year?
At 15,000 miles a year with $3.10/gal regular gas, about $1,292 for the Honda Civic and $1,550 for the Subaru Legacy.
Honda Civic vs Subaru Legacy in other years
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