Cadillac
XTS AWD
U.S. fuel economy and specifications from the EPA.

20Best combined MPG2013 model year
2013–2019Model years7 with EPA ratings
13Rated configurationsDrive, transmission and engine
3.6 LEngine sizeDisplacement
Best combined MPG by model year
The highest EPA rating among each year's configurations.
2013 20 MPG
2014 20 MPG
2015 20 MPG
2016 20 MPG
2017 20 MPG
2018 20 MPG
2019 20 MPG
2 configurations.
All-Wheel Drive · Automatic (S6)
Premium gasoline · Large Cars
- Combined MPG
- 18
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Premium gasoline · Large Cars
- Combined MPG
- 18
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 18
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Premium gasoline · Large Cars
- Combined MPG
- 18
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Premium gasoline · Large Cars
- Combined MPG
- 19
- Engine displacement
- 3.6 L
- Cylinders
- 6
All-Wheel Drive · Automatic (S6)
Regular gasoline · Large Cars
- Combined MPG
- 20
- Engine displacement
- 3.6 L
- Cylinders
- 6