fueleconomy.gov/m

X 2016 Rolls-Royce Phantom Coupe

6.7 L, 12 cyl, Auto (S8), Premium Gasoline

2016 Rolls-Royce Phantom Coupe

MSRP: $449,525

EPA Fuel Economy

Combined: 14 MPG

City: 11 MPG

Highway: 19 MPG

MPG estimates for 2016 and older vehicles may have been revised. Learn More

Tailpipe CO2

638 grams per mile

Additional CO2 emissions result from production, manufacture, and transportation of the fuel.

Click to show total emissions

Learn More

X 2016 Porsche 911 Carrera GTS

3.8 L, 6 cyl, Auto (AM-S7), Premium Gasoline

2016 Porsche 911 Carrera GTS

MSRP: $114,200

EPA Fuel Economy

Combined: 21 MPG

City: 19 MPG

Highway: 26 MPG

MPG estimates for 2016 and older vehicles may have been revised. Learn More

Tailpipe CO2

418 grams per mile

Additional CO2 emissions result from production, manufacture, and transportation of the fuel.

Click to show total emissions

Learn More

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