2021 · Subcompact Car · Gas
2021 Ford Mustang MPG & fuel economy
The 2021 Ford Mustang is a subcompact car offered in 13 EPA-rated configurations. The most efficient version returns 25 MPG combined (21 city / 32 highway) on regular gasoline. Across the lineup, combined ratings range from 14 to 25 MPG. Efficiency is unchanged from the 2020 model. Among 34 subcompact cars rated for 2021, it ranks 7th for lowest fuel cost. At 15,000 miles a year with $3.10/gal regular gas, it costs about $1,860 a year to fuel.
What will it cost you?
Your mileage and prices are saved and used across the site.
Fuel average
The 2021 Ford Mustang's fuel average is 10.6 km/L (9.4 L/100 km), or 25 MPG combined: 8.9 km/L in the city and 13.6 km/L on the highway.
| MPG | km/L | L/100 km | |
|---|---|---|---|
| City | 21 | 8.9 | 11.2 |
| Highway | 32 | 13.6 | 7.4 |
| Combined | 25 | 10.6 | 9.4 |
How it ranks among 2021 Subcompact Cars
Full class ranking →Annual fuel cost at 15,000 miles and default prices; shorter bars cost less.
Mustang MPG across model years
Full history →13 EPA-rated configurations
| Configuration | Type | City | Hwy | Combined | Range | Your cost / yr |
|---|---|---|---|---|---|---|
| RWD · 2.3L 4-cyl turbo · 10-speed automatic Mustang |
Gas | 21 MPG | 32 MPG | 25 MPG | — | $1,860 |
| RWD · 2.3L 4-cyl turbo · 6-speed manual Mustang |
Gas | 21 MPG | 29 MPG | 24 MPG | — | $1,938 |
| RWD · 2.3L 4-cyl turbo · 10-speed automatic Mustang HO Coupe |
Gas | 20 MPG | 27 MPG | 23 MPG | — | $2,022 |
| RWD · 2.3L 4-cyl turbo · 6-speed manual Mustang Convertible |
Gas | 20 MPG | 27 MPG | 23 MPG | — | $2,022 |
| RWD · 2.3L 4-cyl turbo · 10-speed automatic Mustang Convertible |
Gas | 20 MPG | 28 MPG | 23 MPG | — | $2,022 |
| RWD · 2.3L 4-cyl turbo · 6-speed manual Mustang HO Coupe |
Gas | 20 MPG | 27 MPG | 22 MPG | — | $2,114 |
| RWD · 2.3L 4-cyl turbo · 10-speed automatic Mustang HO Convertible |
Gas | 19 MPG | 26 MPG | 22 MPG | — | $2,114 |
| RWD · 2.3L 4-cyl turbo · 6-speed manual Mustang HO Convertible |
Gas | 19 MPG | 25 MPG | 21 MPG | — | $2,214 |
| RWD · 5.0L 8-cyl · 10-speed automatic Mustang |
Gas | 15 MPG | 24 MPG | 19 MPG | — | $2,447 |
| RWD · 5.0L 8-cyl · 10-speed automatic Mustang Mach 1 |
Gas | 15 MPG | 23 MPG | 18 MPG | — | $2,583 |
| RWD · 5.0L 8-cyl · 6-speed manual Mustang |
Gas | 15 MPG | 24 MPG | 18 MPG | — | $2,583 |
| RWD · 5.0L 8-cyl · 6-speed manual Mustang Mach 1 |
Gas | 14 MPG | 22 MPG | 17 MPG | — | $2,735 |
| RWD · 5.2L 8-cyl supercharged · 7-speed dual-clutch Shelby GT500 Mustang |
Gas | 12 MPG | 18 MPG | 14 MPG | — | $4,232 |
Specs (most efficient configuration)
- Fuel
- Regular gasoline
- Engine / motor
- 2.3L 4-cyl turbo
- Transmission
- 10-speed automatic
- Drivetrain
- RWD
- Passenger volume
- 83 cu ft
- Cargo volume
- 13 cu ft
- Tailpipe CO₂
- 356 g/mi
- EPA fuel economy score
- 5/10
- EPA greenhouse gas score
- 5/10
2021 Ford Mustang vs. rivals
Compare the 2021 Mustang
With any other car from any year, including other Mustang model years. Type a year to jump, e.g. "2015 Accord".
Frequently asked questions
What is the gas mileage of the 2021 Ford Mustang?
Up to 25 MPG combined (21 city / 32 highway); ratings range from 14 to 25 MPG depending on configuration.
What fuel does the 2021 Ford Mustang use?
Regular gasoline.
What is the fuel average in km/L for the 2021 Ford Mustang?
The 2021 Ford Mustang's fuel average is 10.6 km/L (9.4 L/100 km), or 25 MPG combined: 8.9 km/L in the city and 13.6 km/L on the highway.
How much does it cost to fuel the 2021 Ford Mustang per year?
About $1,860 at 15,000 miles a year with $3.10/gal regular gas, or $12.40 per 100 miles. Use the calculator on this page to plug in your own mileage and prices.