2018 Ford Mustang (5L 8-cyl, Automatic) MPG & Specs
Quick answer
The 2018 Ford Mustang gets an EPA-estimated 16/25 MPG (city/highway) and 19 MPG combined, with an estimated $3,250/year fuel cost and 468 g/mi CO₂. Engine: 5 L 8-cyl.
The 2018 Ford Mustang with the 5-liter 8-cylinder regular gasoline engine returns an EPA-estimated 16 MPG in the city and 25 MPG on the highway, for a combined 19 MPG. This page summarizes the official EPA fuel-economy and emissions data for this configuration.
| Engine | 5 L 8-cyl |
| Transmission | Automatic (S10) |
| Drive | Rear-Wheel Drive |
| Fuel type | Regular Gasoline |
| Vehicle class | Subcompact Cars |
| MPG — city | 16 |
| MPG — highway | 25 |
| MPG — combined | 19 |
| Annual fuel cost* | $3,250 |
| CO₂ tailpipe | 468 g/mi |
| EPA GHG score | 3/10 |
How efficient is it?
With a combined 19 MPG, the 2018 Ford Mustang sits in the low range for fuel economy. That is roughly 20% thirstier than the typical Subcompact Cars of its era (24 MPG class average) — expect higher fuel bills than class-average alternatives.
Fuel economy and running costs
At about $3,250 per year in fuel (EPA estimate, 15,000 mi/yr), fuel is a major part of the cost of owning the 2018 Ford Mustang. Over five years that is roughly $16,250 at today's prices — before insurance, maintenance, and depreciation.
Emissions
The 2018 Ford Mustang emits approximately 468 grams of CO₂ per mile at the tailpipe, earning an EPA greenhouse-gas score of 3 out of 10. Lower emissions generally track higher fuel economy.
How to read these numbers
EPA figures come from standardized laboratory test cycles and are the same estimates shown on the vehicle's window sticker. Your real-world mileage depends on driving style, conditions, fuel grade, and maintenance. Use combined MPG and annual fuel cost to compare vehicles fairly.