2020 · Subcompact Car · Gas
2020 Roush Performance Stage 3 Mustang MPG & fuel economy
The 2020 Roush Performance Stage 3 Mustang is a subcompact car offered in 2 EPA-rated configurations. The most efficient version returns 15 MPG combined (13 city / 20 highway) on premium gasoline. Across the lineup, combined ratings range from 14 to 15 MPG. Among 39 subcompact cars rated for 2020, it ranks 38th for lowest fuel cost. At 15,000 miles a year with $3.95/gal premium gas, it costs about $3,950 a year to fuel.
What will it cost you?
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Fuel average
The 2020 Roush Performance Stage 3 Mustang's fuel average is 6.4 km/L (15.7 L/100 km), or 15 MPG combined: 5.5 km/L in the city and 8.5 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 13 | 5.5 | 18.1 |
| Highway | 20 | 8.5 | 11.8 |
| Combined | 15 | 6.4 | 15.7 |
How it ranks among 2020 Subcompact Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
2 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 5.0L 8-cyl supercharged · 6-speed manual Stage 3 Mustang |
Gas | 13 MPG | 20 MPG | 15 MPG | — | $3,950 |
| RWD · 5.0L 8-cyl supercharged · 10-speed automatic Stage 3 Mustang |
Gas | 12 MPG | 18 MPG | 14 MPG | — | $4,232 |
Specs (most efficient configuration)
- Fuel
- Premium gasoline
- Engine / motor
- 5.0L 8-cyl supercharged
- Transmission
- 6-speed manual
- Drivetrain
- RWD
- Passenger volume
- 82 cu ft
- Cargo volume
- 12 cu ft
- Tailpipe CO₂
- 570 g/mi
- EPA fuel economy score
- 2/10
- EPA greenhouse gas score
- 2/10
2020 Roush Performance Stage 3 Mustang vs. rivals
Compare the 2020 Stage 3 Mustang
With any other car from any year, including other Stage 3 Mustang model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2020 Roush Performance Stage 3 Mustang?
Up to 15 MPG combined (13 city / 20 highway); ratings range from 14 to 15 MPG depending on configuration.
What fuel does the 2020 Roush Performance Stage 3 Mustang use?
Premium gasoline (premium is required or recommended by the manufacturer).
What is the fuel average in km/L for the 2020 Roush Performance Stage 3 Mustang?
The 2020 Roush Performance Stage 3 Mustang's fuel average is 6.4 km/L (15.7 L/100 km), or 15 MPG combined: 5.5 km/L in the city and 8.5 km/L on the highway.
How much does it cost to fuel the 2020 Roush Performance Stage 3 Mustang per year?
About $3,950 at 15,000 miles a year with $3.95/gal premium gas, or $26.33 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.