2003 Ford Mustang Gas Mileage (MPG)
Unlike other fuel economy surveys, TrueDelta's Real-World Gas Mileage Survey includes questions about how and where a car was driven. So you can get an idea of the Ford Mustang's real-world MPG based on how and where you drive a car.
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Ford Mustang
Ford Mustang Gas Mileage
| Year | Body/Powertrain | flat, hilly, or mountainousLand | driving style: very light to "lead foot"Foot | A/C use: none to heavyA/C | constant stop and goTraf % | many stops per mileCity % | stop every mile or twoSub % | fairly steady speedHwy % | Hwy Spd | MPG |
| 2003 | 2dr Coupe 305-horsepower 4.6L V8 5-speed manual RWD |
flat | lead | light | 10 | 15 | 25 | 50 | 75 | 19.1 |
| 2003 | 2dr Coupe 305-horsepower 4.6L V8 5-speed manual RWD |
flat | lead | light | 10 | 15 | 25 | 50 | 75 | 19.1 |
| Averages | flat | lead | light | 10 | 15 | 25 | 50 | 75 | 19.1 | |
| With the 305-horsepower 4.6L V8 engine, 5-speed manual transmission, and rear-wheel drive, 2003 Ford Mustang fuel economy has been averaging
19.1 MPG (miles per gallon). The 2003 Ford Mustangs in this analysis were driven mostly on the highway at an average speed of 75 miles per hour (about 50 percent of the miles driven). The rest of the miles were in the suburbs (25 percent), in the city (15 percent), and in heavy traffic (10 percent). In addition the average 2003 Ford Mustang in this analysis was driven on flat terrain with a lead foot and the AC on only some of the time. |
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| Year | Body/Powertrain | flat, hilly, or mountainousLand | driving style: very light to "lead foot"Foot | A/C use: none to heavyA/C | constant stop and goTraf % | many stops per mileCity % | stop every mile or twoSub % | fairly steady speedHwy % | Hwy Spd | MPG |
| 2003 | 2dr Coupe 190-horsepower 3.8L V6 4-speed automatic RWD |
flat | med | light | 15 | 15 | 25 | 45 | 70 | 19.4 |
| 2003 | 2dr Coupe 190-horsepower 3.8L V6 4-speed automatic RWD |
flat | med | light | 15 | 15 | 25 | 45 | 70 | 19.4 |
| Averages | flat | med | light | 15 | 15 | 25 | 45 | 70 | 19.4 | |
| With the 190-horsepower 3.8L V6 engine, 4-speed automatic transmission, and rear-wheel drive, the 2003 Ford Mustang has been averaging
19.4 MPG (miles per gallon). The 2003 Ford Mustangs in this analysis were driven mostly on the highway at an average speed of 70 miles per hour (about 45 percent of the miles driven). The rest of the miles were in the suburbs (25 percent), in heavy traffic (15 percent), and in the city (15 percent). In addition the average 2003 Ford Mustang in this analysis was driven on flat terrain with a medium foot and the AC on only some of the time. |
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| Year | Body/Powertrain | flat, hilly, or mountainousLand | driving style: very light to "lead foot"Foot | A/C use: none to heavyA/C | constant stop and goTraf % | many stops per mileCity % | stop every mile or twoSub % | fairly steady speedHwy % | Hwy Spd | MPG |
| 2003 | 2dr Convertible 260-horsepower 4.6L V8 5-speed manual RWD |
flat | med | none | 20 | 24 | 26 | 30 | 75 | 24.9 |
| flat | light | none | 20 | 24 | 26 | 30 | 75 | 21.0 | ||
| 2003 | 2dr Convertible 260-horsepower 4.6L V8 5-speed manual RWD |
flat | med | none | 20 | 24 | 26 | 30 | 75 | 23.0 |
| Averages | flat | med | none | 20 | 24 | 26 | 30 | 75 | 23.0 | |
| With the 260-horsepower 4.6L V8 engine, 5-speed manual transmission, and rear-wheel drive, 2003 Ford Mustang gas mileage has been averaging
23.0 MPG (miles per gallon). The 2003 Ford Mustangs in this analysis were driven mostly on the highway at an average speed of 75 miles per hour (about 30 percent of the miles driven). The rest of the miles were in the suburbs (26 percent), in the city (24 percent), and in heavy traffic (20 percent). In addition the average 2003 Ford Mustang in this analysis was driven on flat terrain with a medium foot and the AC not used at all. |
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