2021 Ford Mustang EPA Fuel Economy Summary
The 2021 Ford Mustang delivers an EPA-certified 14–25 MPG combined (12–21 city / 18–32 highway depending on engine and drivetrain) across 23 configurations. Estimated annual fuel costs range from $750 to $5,450.
2021 Ford Mustang Powertrain & Efficiency Comparison
Factual efficiency differences across gasoline, hybrid, plug-in hybrid, and electric variants
Standard Gasoline Trims
Annual Fuel Cost: $2,450–$5,450 (16 configurations)
Battery Electric (BEV)
Annual Energy Cost: $750–$5,450 (7 configurations)
Official EPA Fuel Economy Ratings by Configuration (23 Variants)
Laboratory certification test values across engine, transmission, and drivetrain permutations
| Configuration / Model | Powertrain | Drivetrain | Transmission | City | Highway | Combined | EV Range | Annual Fuel Cost | CO2 (g/mi) |
|---|---|---|---|---|---|---|---|---|---|
| Mustang Mach-E RWD California Route 1 Electricity | Electric (BEV) | Rear-Wheel Drive | Automatic (A1) | 108 MPGe | 94 MPGe | 101 MPGe | 305 mi | $750 | — |
| Mustang Mach-E RWD Electricity | Electric (BEV) | Rear-Wheel Drive | Automatic (A1) | 105 MPGe | 93 MPGe | 100 MPGe | 230 mi | $750 | — |
| Mustang Mach-E RWD Extended Electricity | Electric (BEV) | Rear-Wheel Drive | Automatic (A1) | 104 MPGe | 90 MPGe | 97 MPGe | 300 mi | $800 | — |
| Mustang Mach-E AWD Electricity | Electric (BEV) | All-Wheel Drive | Automatic (A1) | 100 MPGe | 86 MPGe | 93 MPGe | 211 mi | $800 | — |
| Mustang Mach-E AWD Extended Electricity | Electric (BEV) | All-Wheel Drive | Automatic (A1) | 96 MPGe | 84 MPGe | 90 MPGe | 270 mi | $850 | — |
| Mustang Mach-E GT Electricity | Electric (BEV) | All-Wheel Drive | Automatic (A1) | 90 MPGe | 77 MPGe | 84 MPGe | 270 mi | $900 | — |
| Mustang Mach-E GT Performance Electricity | Electric (BEV) | All-Wheel Drive | Automatic (A1) | 88 MPGe | 75 MPGe | 82 MPGe | 260 mi | $950 | — |
| Mustang Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Automatic (S10) | 21 MPG | 32 MPG | 25 MPG | — | $2,450 | — |
| Mustang Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Automatic 10-spd | 21 MPG | 32 MPG | 25 MPG | — | $2,450 | — |
| Mustang Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 21 MPG | 29 MPG | 24 MPG | — | $2,550 | — |
| Mustang HO Coupe Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Automatic (S10) | 20 MPG | 27 MPG | 23 MPG | — | $2,650 | — |
| Mustang Convertible Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 20 MPG | 27 MPG | 23 MPG | — | $2,650 | — |
| Mustang Convertible Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Automatic (S10) | 20 MPG | 28 MPG | 23 MPG | — | $2,650 | — |
| Mustang Convertible Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Automatic 10-spd | 20 MPG | 28 MPG | 23 MPG | — | $2,650 | — |
| Mustang HO Coupe Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 20 MPG | 27 MPG | 22 MPG | — | $2,800 | — |
| Mustang HO Convertible Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Automatic (S10) | 19 MPG | 26 MPG | 22 MPG | — | $2,800 | — |
| Mustang HO Convertible Regular | 2.3L 4-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 19 MPG | 25 MPG | 21 MPG | — | $2,950 | — |
| Mustang Regular | 5L 8-Cyl Gas | Rear-Wheel Drive | Automatic (S10) | 15 MPG | 24 MPG | 19 MPG | — | $3,250 | — |
| Mustang Mach 1 Regular | 5L 8-Cyl Gas | Rear-Wheel Drive | Automatic (S10) | 15 MPG | 23 MPG | 18 MPG | — | $3,400 | — |
| Mustang Regular | 5L 8-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 15 MPG | 24 MPG | 18 MPG | — | $3,400 | — |
| Mustang Convertible Regular | 5L 8-Cyl Gas | Rear-Wheel Drive | Automatic (S10) | 15 MPG | 23 MPG | 18 MPG | — | $3,400 | — |
| Mustang Mach 1 Regular | 5L 8-Cyl Gas | Rear-Wheel Drive | Manual 6-spd | 14 MPG | 22 MPG | 17 MPG | — | $3,600 | — |
| Shelby GT500 Mustang Premium | 5.2L 8-Cyl Gas | Rear-Wheel Drive | Automatic (AM7) | 12 MPG | 18 MPG | 14 MPG | — | $5,450 | — |
Deterministic Fuel Cost & Consumption Benchmarks
Standardized annual energy consumption and operating cost metrics based on 15,000 annual miles
Fuel Cost per 25 Miles
Based on $3.50 per gallon regular gasoline
Annual Fuel Consumption
Estimated annual energy units needed for 15,000 miles
5-Year Fuel Cost vs Avg Vehicle
Compared to the average new vehicle over 5 years
Fuel economy ratings, electric range figures, and energy cost estimates on this page are retrieved directly from the United States Environmental Protection Agency (EPA) and U.S. Department of Energy (FuelEconomy.gov) certified vehicle database.
Local Production Store Compiled: August 2026 • Deterministic Audited Dataset • Zero Dynamic External API Runtime Latency.