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Cadillac XTS MPG

EPA fuel economy for 20 Cadillac XTS trims sold from 2013 to 2019. Best ever: 22 MPG (2019 XTS). Latest model year 2019: 18 to 22 MPG combined across 3 trims.

22best combined MPG (2019)
19 / 28city / highway of the best trim
18lowest combined MPG (2019)
7model years rated
$2,840a year to fuel, cheapest 2019 trim at EPA prices

Cadillac XTS fuel cost calculator

Enter what you pay for fuel and how far you drive in a year. The starting prices are the ones the EPA uses for its own yearly fuel-cost estimates. Every cost on this page updates as you type.

At $4.16 a gallon for regular, $5.16 for premium and 15,000 miles a year, the cheapest 2019 Cadillac XTS to fuel is the XTS, 3.6 L, 6 cyl (22 MPG) at $2,840 a year. The XTS AWD, 3.6 L, 6 cyl (18 MPG) costs $4,300, so the thriftier trim saves $1,460 a year and $7,300 over five years.

2019 trimEngineTransmissionDriveFuelCombCost/yrvs cheapest
XTS3.6 L, 6 cylAuto (S6)FWDRegular22$2,840cheapest
XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular20$3,120+$280
XTS AWD3.6 L, 6 cylAuto (S6)AWDPremium18$4,300+$1,460

Cost per year is miles per year divided by the EPA combined rating, times your fuel price; electric vehicles use the EPA's kWh per 100 miles instead. Rounded to the nearest $10. Your prices are kept in this browser only.

Cadillac XTS MPG by year

YearBest combinedCityHwyBest trim that yearTrims
2019221928XTS, 3.6 L, 6 cyl, Auto (S6)3
2018221928XTS, 3.6 L, 6 cyl, Auto (S6)3
2017221828XTS, 3.6 L, 6 cyl, Auto (S6)3
2016211828XTS, 3.6 L, 6 cyl, Auto (S6)3
2015211828XTS, 3.6 L, 6 cyl, Auto (S6)3
2014211828XTS, 3.6 L, 6 cyl, Auto (S6)3
2013211727XTS, 3.6 L, 6 cyl, Auto (S6)2

Every Cadillac XTS trim

YearTrimEngineTransmissionDriveFuelCityHwyCombCO2 g/miFuel cost/yr
2019XTS3.6 L, 6 cylAuto (S6)FWDRegular192822408$2,840
2019XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular172620444$3,120
2019XTS AWD3.6 L, 6 cylAuto (S6)AWDPremium162318486$4,300
2018XTS3.6 L, 6 cylAuto (S6)FWDRegular192822404$2,840
2018XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular172620444$3,120
2018XTS AWD3.6 L, 6 cylAuto (S6)AWDPremium162318486$4,300
2017XTS3.6 L, 6 cylAuto (S6)FWDRegular182822412$2,840
2017XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular172620439$3,120
2017XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular162318486$3,470
2016XTS3.6 L, 6 cylAuto (S6)FWDRegular182821410$2,970
2016XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular172620441$3,120
2016XTS AWD3.6 L, 6 cylAuto (S6)AWDPremium162318485$4,300
2015XTS3.6 L, 6 cylAuto (S6)FWDRegular182821419$2,970
2015XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular172620438$3,120
2015XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular162419475$3,280
2014XTS3.6 L, 6 cylAuto (S6)FWDRegular182821417$2,970
2014XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular172620448$3,120
2014XTS AWD3.6 L, 6 cylAuto (S6)AWDPremium162419475$4,070
2013XTS3.6 L, 6 cylAuto (S6)FWDRegular172721430$2,970
2013XTS AWD3.6 L, 6 cylAuto (S6)AWDRegular172620448$3,120

CO2 is tailpipe grams per mile from the EPA test. Fuel cost per year uses the prices and miles in the calculator above (the EPA's own prices and 15,000 miles a year until you change them); blank when the fuel has no price here (hydrogen, natural gas).

Compare with other 2019 Large Cars

VehicleCombinedCityHwy
2019 Tesla Model S Long Range111115107
2019 Hyundai Ioniq Blue585759
2019 Honda Accord Hybrid484848
2019 Honda Civic 5Dr343140
2019 Hyundai Sonata312837
2019 Kia Optima312737

All Large Cars ranked by MPG

Questions people ask

What is the best MPG for a Cadillac XTS?

The most efficient Cadillac XTS the EPA has rated is the 2019 XTS at 22 MPG combined (19 city, 28 highway).

What MPG does the 2019 Cadillac XTS get?

2019 Cadillac XTS trims range from 18 to 22 MPG combined, depending on engine, transmission and drivetrain.

Which Cadillac XTS has the worst fuel economy?

The 2019 XTS AWD is the lowest rated at 18 MPG combined.

How much does it cost to fuel a Cadillac XTS for a year?

At $4.16 a gallon for regular, $5.16 for premium and 15,000 miles a year, the cheapest 2019 Cadillac XTS to fuel is the XTS, 3.6 L, 6 cyl (22 MPG) at $2,840 a year. The XTS AWD, 3.6 L, 6 cyl (18 MPG) costs $4,300, so the thriftier trim saves $1,460 a year and $7,300 over five years.

More from Cadillac: every Cadillac model. Fuel types on this model: Premium, Regular. EPA classes: Large Cars.