Cadillac XLR MPG by Year & Engine (EPA)

EPA fuel-economy ratings for every rated Cadillac XLR model year from 2004 to 2009 — each engine and transmission with its official city, highway and combined figures. Over these years the XLR has been offered with 4.6L 8-cyl, 4.4L 8-cyl engines; every rated year lands at 18 MPG combined. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.

Cadillac XLR fuel economy by year

YearCombinedEnginesMedian used priceFor sale
2009 17–18 MPG 4.6L 8-cyl, 4.4L 8-cyl
2008 16–18 MPG 4.6L 8-cyl, 4.4L 8-cyl
2007 16–18 MPG 4.6L 8-cyl, 4.4L 8-cyl
2006 16–18 MPG 4.6L 8-cyl, 4.4L 8-cyl
2005 18 MPG 4.6L 8-cyl
2004 18 MPG 4.6L 8-cyl

2009 Cadillac XLR: engines & MPG

The 2009 XLR was EPA-rated in 2 versions (4.6L 8-cyl, 4.4L 8-cyl), with combined economy from 17 to 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
XLR 4.6L 8-cyl Automatic (S6) Premium 15 24 18 MPG
XLR-V 4.4L 8-cyl Automatic (S6) Premium 14 23 17 MPG

2008 Cadillac XLR: engines & MPG

The 2008 XLR was EPA-rated in 2 versions (4.6L 8-cyl, 4.4L 8-cyl), with combined economy from 16 to 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
XLR 4.6L 8-cyl Automatic (S6) Premium 15 24 18 MPG
XLR-V 4.4L 8-cyl Automatic (S6) Premium 14 21 16 MPG

2007 Cadillac XLR: engines & MPG

The 2007 XLR was EPA-rated in 2 versions (4.6L 8-cyl, 4.4L 8-cyl), with combined economy from 16 to 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
XLR 4.6L 8-cyl Automatic (S6) Premium 15 24 18 MPG
XLR-V 4.4L 8-cyl Automatic (S6) Premium 13 20 16 MPG

2006 Cadillac XLR: engines & MPG

The 2006 XLR was EPA-rated in 2 versions (4.6L 8-cyl, 4.4L 8-cyl), with combined economy from 16 to 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
XLR 4.6L 8-cyl Automatic (S5) Premium 15 23 18 MPG
XLR-V 4.4L 8-cyl Automatic (S6) Regular 13 20 16 MPG

2005 Cadillac XLR: engines & MPG

The 2005 XLR was EPA-rated in 1 version (4.6L 8-cyl), with combined economy of 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
XLR 4.6L 8-cyl Automatic (S5) Premium 15 23 18 MPG

2004 Cadillac XLR: engines & MPG

The 2004 XLR was EPA-rated in 1 version (4.6L 8-cyl), with combined economy of 18 MPG.

VersionEngineTransmissionFuelCityHwyCombined
XLR 4.6L 8-cyl Automatic 5-spd Premium 15 23 18 MPG

Frequently asked questions

What MPG does a Cadillac XLR get?

Every rated XLR year comes in at 18 MPG combined.

What engines does the 2009 Cadillac XLR have?

The 2009 XLR was EPA-rated with 4.6L 8-cyl, 4.4L 8-cyl engines — see the 2009 table above for each version's exact city/highway figures.

Does the Cadillac XLR require premium gas?

Some versions do: EPA lists premium gasoline and regular gasoline depending on year and engine — check your year's table above.

About this data: EPA ratings from the official U.S. DOE/EPA dataset (fueleconomy.gov), as of July 2026; refreshed monthly. Market prices and listing counts are live medians from VehiSales inventory, updated daily. How to cite: “VehiSales Research, Cadillac XLR EPA Fuel Economy by Model Year” with a link to https://vehisales.com/research/fuel-economy/cadillac/xlr.

See also: Cadillac XLR hub — live listings, prices & reliability · Used Cadillac XLR prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].

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