2019 head-to-head · Compact Car
2019 STI S209 vs Subaru WRX
MPG, range and what each one really costs you to fuel, from official EPA ratings and recalculated with your own gas and electricity prices.
AWD · 2.5L 4-cyl turbo · 6-speed manual · 17 MPG
The 2019 Subaru WRX is the cheaper one to run. Driving 15,000 miles a year with $3.95/gal premium gas, it costs about $2,576 a year to fuel (23 MPG), versus $3,485 for the 2019 STI S209 (17 MPG). That's roughly $909 a year, or about $4,546 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
- STI S209
- Subaru WRX
Side by side
| STI S209 | Subaru WRX | |
|---|---|---|
| $3,485 | Your annual fuel cost | $2,576 |
| 17 MPG | Combined efficiency | 23 MPG |
| 15 MPG | City | 21 MPG |
| 21 MPG | Highway | 27 MPG |
| 97 cu ft | Passenger volume | 97 cu ft |
| 12 cu ft | Cargo volume | 12 cu ft |
| 518 g/mi | Tailpipe CO₂ (g/mi) | 383 g/mi |
| 3/10 | EPA fuel economy score | 5/10 |
| 3/10 | EPA greenhouse gas score | 5/10 |
| Gas | Powertrain | Gas |
| Premium gasoline | Fuel | Premium gasoline |
| 2.5L 4-cyl turbo | Engine / motor | 2.0L 4-cyl turbo |
| 6-speed manual | Transmission | 6-speed manual |
| AWD | 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.
STI S209 vs Subaru WRX across model years
- STI S209
- Subaru WRX
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
Among 43 2019 compact cars, the STI S209 ranks 42nd and the Subaru WRX 40th for lowest fuel cost.
Frequently asked questions
Which is more fuel-efficient, the 2019 STI S209 or the 2019 Subaru WRX?
Measured by cost to drive, the Subaru WRX. The STI S209 is rated 17 MPG combined and the Subaru WRX 23 MPG (EPA, most efficient configuration of each).
How much does it cost to fuel the 2019 STI S209 vs. the Subaru WRX per year?
At 15,000 miles a year with $3.95/gal premium gas, about $3,485 for the STI S209 and $2,576 for the Subaru WRX.
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