2026 · Small SUV · Gas
2026 Subaru Outback MPG & fuel economy
The 2026 Subaru Outback is a small SUV offered in 3 EPA-rated configurations. The most efficient version returns 27 MPG combined (25 city / 31 highway) on regular gasoline. Across the lineup, combined ratings range from 23 to 27 MPG. That's down 1 MPG from the 2025 model. Among 114 small SUVs rated for 2026, it ranks 66th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,722 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2026 Subaru Outback's fuel average is 11.5 km/L (8.7 L/100 km), or 27 MPG combined: 10.6 km/L in the city and 13.2 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 25 | 10.6 | 9.4 |
| Highway | 31 | 13.2 | 7.6 |
| Combined | 27 | 11.5 | 8.7 |
How it ranks among 2026 Small SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Outback MPG across model years
Full history →3 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| AWD · 2.5L 4-cyl · CVT Outback AWD |
Gas | 25 MPG | 31 MPG | 27 MPG | — | $1,722 |
| AWD · 2.4L 4-cyl turbo · CVT Outback AWD |
Gas | 21 MPG | 29 MPG | 24 MPG | — | $1,938 |
| AWD · 2.4L 4-cyl turbo · CVT Outback Wilderness AWD |
Gas | 21 MPG | 27 MPG | 23 MPG | — | $2,022 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 2.5L 4-cyl
- Transmission
- CVT
- Drivetrain
- AWD
- Tailpipe CO₂
- 330 g/mi
- EPA fuel economy score
- 5/10
- EPA greenhouse gas score
- 5/10
2026 Subaru Outback vs. rivals
Compare the 2026 Outback
With any other car from any year, including other Outback model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2026 Subaru Outback?
Up to 27 MPG combined (25 city / 31 highway); ratings range from 23 to 27 MPG depending on configuration.
What fuel does the 2026 Subaru Outback use?
Regular gasoline.
What is the fuel average in km/L for the 2026 Subaru Outback?
The 2026 Subaru Outback's fuel average is 11.5 km/L (8.7 L/100 km), or 27 MPG combined: 10.6 km/L in the city and 13.2 km/L on the highway.
How much does it cost to fuel the 2026 Subaru Outback per year?
About $1,722 at 15,000 miles a year with $3.10/gal regular gas, or $11.48 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.