2015 Ford Mustang MPG and Fuel Economy

On this page, you will find a complete guide to the miles per gallon and fuel efficiency data for the 2015 Ford Mustang.

The 2015 Ford Mustang has 6 model options: Manual 6-spd 6-cyl, 3.7 L, Automatic 6-spd 6-cyl, 3.7 L, Manual 6-spd 8-cyl, 5.0 L, Manual 6-spd 4-cyl, 2.3 L, Automatic (S6) 4-cyl, 2.3 L and Automatic 6-spd 8-cyl, 5.0 L.

The 2015 Ford Mustang Manual 6-spd 6-cyl, 3.7 L runs on regular gasoline and is in the Subcompact Cars car class.

The 2015 Ford Mustang Automatic 6-spd 6-cyl, 3.7 L runs on regular gasoline and is in the Subcompact Cars car class.

The 2015 Ford Mustang Manual 6-spd 8-cyl, 5.0 L runs on regular gasoline and is in the Subcompact Cars car class.

The 2015 Ford Mustang Manual 6-spd 4-cyl, 2.3 L runs on regular gasoline and is in the Subcompact Cars car class.

The 2015 Ford Mustang Automatic (S6) 4-cyl, 2.3 L runs on regular gasoline and is in the Subcompact Cars car class.

The 2015 Ford Mustang Automatic 6-spd 8-cyl, 5.0 L runs on regular gasoline and is in the Subcompact Cars car class.

🛣 How Many Miles per Gallon (MPG) Does a 2015 Ford Mustang Get?

Across all models, the combined average MPG for the 2015 Ford Mustang is 22 miles per gallon.

The table below breaks down the MPG for each model option:

Model OptionCombined MPGCity MPGHighway MPG
Manual 6-spd 6-cyl, 3.7 L211728
Automatic 6-spd 6-cyl, 3.7 L221927
Manual 6-spd 8-cyl, 5.0 L191525
Manual 6-spd 4-cyl, 2.3 L252231
Automatic (S6) 4-cyl, 2.3 L252131
Automatic 6-spd 8-cyl, 5.0 L191625

💵 What is the Average Yearly Fuel Cost for a 2015 Ford Mustang?

The average fuel costs for all models of the 2015 Ford Mustang is $2,908.

The average fuel costs have been estimated by government regulators based on 15,000 miles driven per year, using regular gasoline, and a split of 55% city driving and 45% highway driving.

Comparing a 2015 Ford Mustang to an average vehicle over 5 years, you will spend $3,042 more on fuel.

The table below shows the fuel costs and 5-year save/spend for each model option:

Model OptionFuel Cost5-Year Save/Spend
Manual 6-spd 6-cyl, 3.7 L$3,000spend $3,500 more
Automatic 6-spd 6-cyl, 3.7 L$2,850spend $2,750 more
Manual 6-spd 8-cyl, 5.0 L$3,300spend $5,000 more
Manual 6-spd 4-cyl, 2.3 L$2,500spend $1,000 more
Automatic (S6) 4-cyl, 2.3 L$2,500spend $1,000 more
Automatic 6-spd 8-cyl, 5.0 L$3,300spend $5,000 more

🛢 How Many Barrels of Petroleum Does a 2015 Ford Mustang Consume?

Across all models, the average number barrels of petroleum that the 2015 Ford Mustang will consume in one year is 14 barrels.

The majority of the world's petroleum is sourced from countries like Saudi Arabia, Russia, Iraq, and the United States.

Model OptionBarrels
Manual 6-spd 6-cyl, 3.7 L14
Automatic 6-spd 6-cyl, 3.7 L14
Manual 6-spd 8-cyl, 5.0 L16
Manual 6-spd 4-cyl, 2.3 L12
Automatic (S6) 4-cyl, 2.3 L12
Automatic 6-spd 8-cyl, 5.0 L16

💨 How Many Grams of CO2 Does a 2015 Ford Mustang Emit?

The 2015 Ford Mustang will emit an average of about 6,200,000 grams of CO2 per year.

🌳 To help you understand the impact of this, a normal tree will absorb around 21,000 grams of CO2 per year. This means that roughly 211 trees would be needed to offset emissions from the 2015 Ford Mustang.

Overview

The tables below cover all of the miles per gallon, engine specifications, and emission details we have for the 6 2015 Ford Mustang model options.

Manual 6-spd 6-cyl, 3.7 L

The table below contains all of the details we have for the 2015 Ford Mustang Manual 6-spd 6-cyl, 3.7 L:

City MPG17
Highway MPG28
Combined MPG21
Save/Spend vs Average CarSpend $3,500
Fuel Cost$3,000
Fuel Type 1Regular
Barrels of Petroleum14
Grams of CO26,330,000
Trees Needed to Offset301
DriveRear-Wheel Drive
Cylinders6
Displacement3.7
TransmissionManual 6-spd
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Automatic 6-spd 6-cyl, 3.7 L

The table below contains all of the details we have for the 2015 Ford Mustang Automatic 6-spd 6-cyl, 3.7 L:

City MPG19
Highway MPG27
Combined MPG22
Save/Spend vs Average CarSpend $2,750
Fuel Cost$2,850
Fuel Type 1Regular
Barrels of Petroleum14
Grams of CO26,150,000
Trees Needed to Offset293
DriveRear-Wheel Drive
Cylinders6
Displacement3.7
TransmissionAutomatic 6-spd
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Manual 6-spd 8-cyl, 5.0 L

The table below contains all of the details we have for the 2015 Ford Mustang Manual 6-spd 8-cyl, 5.0 L:

City MPG15
Highway MPG25
Combined MPG19
Save/Spend vs Average CarSpend $5,000
Fuel Cost$3,300
Fuel Type 1Regular
Barrels of Petroleum16
Grams of CO27,080,000
Trees Needed to Offset337
DriveRear-Wheel Drive
Cylinders8
Displacement5
TransmissionManual 6-spd
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Manual 6-spd 4-cyl, 2.3 L

The table below contains all of the details we have for the 2015 Ford Mustang Manual 6-spd 4-cyl, 2.3 L:

City MPG22
Highway MPG31
Combined MPG25
Save/Spend vs Average CarSpend $1,000
Fuel Cost$2,500
Fuel Type 1Regular
Barrels of Petroleum12
Grams of CO25,250,000
Trees Needed to Offset250
DriveRear-Wheel Drive
Cylinders4
Displacement2.3
TransmissionManual 6-spd
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?Yes

Automatic (S6) 4-cyl, 2.3 L

The table below contains all of the details we have for the 2015 Ford Mustang Automatic (S6) 4-cyl, 2.3 L:

City MPG21
Highway MPG31
Combined MPG25
Save/Spend vs Average CarSpend $1,000
Fuel Cost$2,500
Fuel Type 1Regular
Barrels of Petroleum12
Grams of CO25,340,000
Trees Needed to Offset254
DriveRear-Wheel Drive
Cylinders4
Displacement2.3
TransmissionAutomatic (S6)
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?Yes

Automatic 6-spd 8-cyl, 5.0 L

The table below contains all of the details we have for the 2015 Ford Mustang Automatic 6-spd 8-cyl, 5.0 L:

City MPG16
Highway MPG25
Combined MPG19
Save/Spend vs Average CarSpend $5,000
Fuel Cost$3,300
Fuel Type 1Regular
Barrels of Petroleum16
Grams of CO27,050,000
Trees Needed to Offset336
DriveRear-Wheel Drive
Cylinders8
Displacement5
TransmissionAutomatic 6-spd
Vehicle ClassSubcompact Cars
Start/Stop?No
Supercharged?No
Turbocharged?No

Link To or Reference This Page

If you use this page in your research, please reference MPG Buddy as the source.

  • "2015 Ford Mustang MPG and Fuel Economy." MPG Buddy. Accessed on January 3, 2026. https://mpgbuddy.com/cars/ford/mustang/2015.

  • "2015 Ford Mustang MPG and Fuel Economy." MPG Buddy, https://mpgbuddy.com/cars/ford/mustang/2015. Accessed January 3, 2026.

  • 2015 Ford Mustang MPG and Fuel Economy. MPG Buddy. Retrieved from https://mpgbuddy.com/cars/ford/mustang/2015.