fueleconomy.gov/m

X 2017 Cadillac ATS

3.6 L, 6 cyl, Auto (S8), Regular Gasoline

2017 Cadillac ATS

MSRP: $34,595 - $49,495

EPA Fuel Economy

Combined: 24 MPG

City: 20 MPG

Highway: 30 MPG

13.7 barrels per year

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X 2016 Buick Regal

2.4 L, 4 cyl, Auto (S6), Regular Gasoline

2016 Buick Regal

MSRP: $27,065 - $34,065

EPA Fuel Economy

Combined: 23 MPG

City: 19 MPG

Highway: 30 MPG

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

14.3 barrels per year

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