2017 · Small SUV · Gas
2017 Subaru Legacy/Outback MPG & fuel economy
The 2017 Subaru Legacy/Outback is a small SUV offered in 4 EPA-rated configurations. The most efficient version returns 29 MPG combined (25 city / 34 highway) on regular gasoline. Across the lineup, combined ratings range from 22 to 29 MPG. Efficiency is unchanged from the 2016 model. Among 58 small SUVs rated for 2017, it ranks 7th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,603 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2017 Subaru Legacy/Outback's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 10.6 km/L in the city and 14.5 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 25 | 10.6 | 9.4 |
| Highway | 34 | 14.5 | 6.9 |
| Combined | 29 | 12.3 | 8.1 |
How it ranks among 2017 Small SUVs
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Legacy/Outback MPG across model years
Full history →4 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| AWD · 2.5L 4-cyl · CVT Legacy AWD |
Gas | 25 MPG | 34 MPG | 29 MPG | — | $1,603 |
| AWD · 2.5L 4-cyl · CVT Outback AWD |
Gas | 25 MPG | 32 MPG | 28 MPG | — | $1,661 |
| AWD · 3.6L 6-cyl · CVT Legacy AWD |
Gas | 20 MPG | 28 MPG | 23 MPG | — | $2,022 |
| AWD · 3.6L 6-cyl · CVT Outback AWD |
Gas | 20 MPG | 27 MPG | 22 MPG | — | $2,114 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 2.5L 4-cyl
- Transmission
- CVT
- Drivetrain
- AWD
- Passenger volume
- 105 cu ft
- Cargo volume
- 15 cu ft
- Tailpipe CO₂
- 311 g/mi
- EPA fuel economy score
- 7/10
- EPA greenhouse gas score
- 7/10
2017 Subaru Legacy/Outback vs. rivals
Compare the 2017 Legacy/Outback
With any other car from any year, including other Legacy/Outback model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2017 Subaru Legacy/Outback?
Up to 29 MPG combined (25 city / 34 highway); ratings range from 22 to 29 MPG depending on configuration.
What fuel does the 2017 Subaru Legacy/Outback use?
Regular gasoline.
What is the fuel average in km/L for the 2017 Subaru Legacy/Outback?
The 2017 Subaru Legacy/Outback's fuel average is 12.3 km/L (8.1 L/100 km), or 29 MPG combined: 10.6 km/L in the city and 14.5 km/L on the highway.
How much does it cost to fuel the 2017 Subaru Legacy/Outback per year?
About $1,603 at 15,000 miles a year with $3.10/gal regular gas, or $10.69 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.