2015 Subaru Legacy AWDFuel Economy & MPG Ratings
Gasoline Midsize CarsAll-Wheel Drive
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City
26
MPG
Highway
35
MPG
Combined
29
MPG
Real-World MPG
Based on 16 owner reports via EPA fueleconomy.gov
31.1MPG average+7.3% vs EPA label
EPA combined: 29 MPG · Owner reported avg: 31.1 MPG
Range: 22–46 MPG
Driving mix: City 32% / Highway 68%
Source: EPA fueleconomy.gov “Your MPG” owner submissions. Real-world results vary by driver behavior, conditions, and equipment.
Owner reported MPG for this vehicle averages 31.1 real world MPG based on 16 owner reports. EPA combined rating is 29 MPG.
Trim Comparison
Automatic (AV-S6)
Regular
City
26
Hwy
35
Comb
29
Fuel cost: $2,350/yr
Automatic (AV-S6)
Regular
City
20
Hwy
28
Comb
23
Fuel cost: $2,950/yr
| Trim | Engine | City | Hwy | Combined | Fuel Cost/yr |
|---|---|---|---|---|---|
| Automatic (AV-S6) | Regular | 26 | 35 | 29 | $2,350 |
| Automatic (AV-S6) | Regular | 20 | 28 | 23 | $2,950 |
Annual Fuel Cost
$2,350
Based on gasoline at $3.67/gal, 15,000 miles/year
5-Year Fuel Savings
$250
vs. average new vehicle
EPA Fuel Economy Score: 7/10
GHG Score: 7/10
Environment
- CO₂ Tailpipe Emissions
- 302 g/mile
- Annual Petroleum Consumption
- 10.3 barrels
Specifications
- Engine
- 3.6L 4-cyl
- Transmission
- Automatic
- Drivetrain
- AWD
- Body Style
- Sedan
- GVWR
- Class 1 (≤6,000 lbs)
Source: EPA fuel economy data & NHTSA vPIC. Specifications reflect the most common trim configuration.
Engine & Efficiency Details
Source: EPA fueleconomy.gov
- Engine Size
- 2.5L, 4-cylinder
- Fuel Type
- Regular Gasoline
Annual Fuel Cost by State
Prices as of week ending May 18, 2026 · Source: EIA
National AvgEPA default
$4.490/gal$2,322/yr
California
$5.957/gal$3,081/yr
Texas
$3.888/gal$2,011/yr
Florida
$4.136/gal$2,139/yr
New York
$4.522/gal$2,339/yr
Ohio
$4.510/gal$2,333/yr
Washington
$5.591/gal$2,892/yr
Colorado
$4.618/gal$2,389/yr
Minnesota
$4.344/gal$2,247/yr
Massachusetts
$4.448/gal$2,301/yr
| State | Gas Price | Annual Cost | vs. National Avg |
|---|---|---|---|
| National AvgEPA default | $4.490/gal | $2,322/yr | — |
| California | $5.957/gal | $3,081/yrHIGHEST | +$759 |
| Texas | $3.888/gal | $2,011/yrLOWEST | $-311 |
| Florida | $4.136/gal | $2,139/yr | $-183 |
| New York | $4.522/gal | $2,339/yr | +$17 |
| Ohio | $4.510/gal | $2,333/yr | +$11 |
| Washington | $5.591/gal | $2,892/yr | +$570 |
| Colorado | $4.618/gal | $2,389/yr | +$67 |
| Minnesota | $4.344/gal | $2,247/yr | $-75 |
| Massachusetts | $4.448/gal | $2,301/yr | $-21 |
Calculated at 15,000 miles/year (EPA standard assumption) using 29 MPG combined. Regular gasoline prices. Actual costs vary.
Related
Subaru Legacy AWD MPG History
See how this model's fuel economy changed by year