Cadillac XTS MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Cadillac XTS model year from 2013 to 2019 — each engine and transmission with its official city, highway and combined figures. Over these years the XTS has been offered with 3.6L 6-cyl engines; the most efficient version is the 2019 (up to 22 MPG combined). Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.
Cadillac XTS fuel economy by year
| Year | Combined | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2019 | 17–22 MPG | 3.6L 6-cyl | $16,995 | 89 listings |
| 2018 | 17–22 MPG | 3.6L 6-cyl | $18,375 | 32 listings |
| 2017 | 17–22 MPG | 3.6L 6-cyl | $14,765 | 62 listings |
| 2016 | 17–21 MPG | 3.6L 6-cyl | $15,000 | 28 listings |
| 2015 | 17–21 MPG | 3.6L 6-cyl | $13,589 | 24 listings |
| 2014 | 17–21 MPG | 3.6L 6-cyl | — | — |
| 2013 | 17–21 MPG | 3.6L 6-cyl | — | — |
2019 Cadillac XTS: engines & MPG
The 2019 XTS was EPA-rated in 5 versions (3.6L 6-cyl), with combined economy from 17 to 22 MPG. Used 2019 models currently list for a median of $16,995 on VehiSales (89 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Regular | 19 | 28 | 22 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 26 | 20 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Premium | 16 | 23 | 18 MPG |
| XTS Hearse | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
| XTS Limo | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
2018 Cadillac XTS: engines & MPG
The 2018 XTS was EPA-rated in 5 versions (3.6L 6-cyl), with combined economy from 17 to 22 MPG. Used 2018 models currently list for a median of $18,375 on VehiSales (32 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Regular | 19 | 28 | 22 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 26 | 20 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Premium | 16 | 23 | 18 MPG |
| XTS Limo | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
| XTS Hearse | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
2017 Cadillac XTS: engines & MPG
The 2017 XTS was EPA-rated in 5 versions (3.6L 6-cyl), with combined economy from 17 to 22 MPG. Used 2017 models currently list for a median of $14,765 on VehiSales (62 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Regular | 18 | 28 | 22 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 26 | 20 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 16 | 23 | 18 MPG |
| XTS Hearse | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
| XTS Limo | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
2016 Cadillac XTS: engines & MPG
The 2016 XTS was EPA-rated in 5 versions (3.6L 6-cyl), with combined economy from 17 to 21 MPG. Used 2016 models currently list for a median of $15,000 on VehiSales (28 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Regular | 18 | 28 | 21 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 26 | 20 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Premium | 16 | 23 | 18 MPG |
| XTS Hearse | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
| XTS Limo | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
2015 Cadillac XTS: engines & MPG
The 2015 XTS was EPA-rated in 5 versions (3.6L 6-cyl), with combined economy from 17 to 21 MPG. Used 2015 models currently list for a median of $13,589 on VehiSales (24 for sale).
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Regular | 18 | 28 | 21 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 26 | 20 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 16 | 24 | 19 MPG |
| XTS Limo | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
| XTS Hearse | 3.6L 6-cyl | Automatic (S6) | Regular | 14 | 21 | 17 MPG |
2014 Cadillac XTS: engines & MPG
The 2014 XTS was EPA-rated in 5 versions (3.6L 6-cyl), with combined economy from 17 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Regular | 18 | 28 | 21 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 26 | 20 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Premium | 16 | 24 | 19 MPG |
| XTS Hearse | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
| XTS Limo | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
2013 Cadillac XTS: engines & MPG
The 2013 XTS was EPA-rated in 4 versions (3.6L 6-cyl), with combined economy from 17 to 21 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| XTS | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 27 | 21 MPG |
| XTS AWD | 3.6L 6-cyl | Automatic (S6) | Regular | 17 | 26 | 20 MPG |
| XTS Hearse | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
| XTS Limo | 3.6L 6-cyl | Automatic (S6) | Regular | 15 | 21 | 17 MPG |
Frequently asked questions
What MPG does a Cadillac XTS get?
Depending on year and engine, EPA combined ratings for the XTS range from 21 to 22 MPG. The most efficient rated version is the 2019 model year.
What engines does the 2019 Cadillac XTS have?
The 2019 XTS was EPA-rated with 3.6L 6-cyl engines — see the 2019 table above for each version's exact city/highway figures.
Does the Cadillac XTS require premium gas?
Some versions do: EPA lists regular gasoline and premium gasoline depending on year and engine — check your year's table above.
https://vehisales.com/research/fuel-economy/cadillac/xts.
See also: Cadillac XTS hub — live listings, prices & reliability · Used Cadillac XTS prices by year · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].