Cadillac MPG Ratings

Compare fuel economy across all 39 Cadillac models

New
20 MPG (avg)
2026 models
Best: CT4 at 23 MPG
Used
19 MPG (avg)
Pre-2026 models
Best: 2015 ELR at 33 MPG
Data sourced from the U.S. EPA fuel economy database, updated annually.

Current models

Models still in production in 2026

Model MPG Fuel cost/yr
CT4 ›
2020–2026
23 $3,006
CT5 ›
2020–2026
21 $3,360
Escalade ›
1999–2026
16 $4,129
XT5 ›
2017–2026
22 $3,016

Recent models

Models in production between 2015 and 2025

Model MPG Fuel cost/yr
ATS ›
2013–2019
23 $2,702
ATS-V ›
2016–2018
19 $3,583
CT6 ›
2016–2020
22 $3,018
CTS ›
2003–2019
20 $3,312
CTS-V ›
2018
17 $4,050
ELR ›
2014–2016
32 $2,163
SRX ›
2004–2016
17 $3,709
XT4 ›
2019–2025
25 $2,754
XT6 ›
2020–2025
22 $2,939
XTS ›
2013–2019
20 $3,108
XTS Hearse ›
2013–2019
17 $3,500
XTS Limo ›
2013–2019
17 $3,500

Older models

Models last produced between 1984 and 2014

Model MPG Fuel cost/yr
Allante ›
1987–1993
16 $4,271
Armored Deville ›
2004–2005
15 $4,000
Armored DTS ›
2006
14 $4,300
Brougham ›
1987–1992
17 $3,450
Brougham/DeVille ›
1984
18 $3,783
Catera ›
1997–2001
18 $3,590
Cimarron ›
1984–1988
21 $2,832
Commercial Chassis ›
1988–1993
17 $4,000
DeVille ›
1988–2005
18 $3,454
DeVille/60 Special ›
1993
17 $4,050
DeVille/Concourse ›
1994–1995
18 $3,950
DTS ›
2006–2011
18 $3,300
Eldorado ›
1984–2002
18 $3,681
Fleetwood ›
1988–1996
18 $3,490
Fleetwood Brougham ›
1985–1986
19 $3,500
Fleetwood/DeVille ›
1984–1992
19 $3,514
Funeral Coach/Hearse ›
1998–2011
15 $4,123
Limousine ›
1984–2011
15 $4,081
Seville ›
1984–2004
18 $3,624
STS ›
2005–2011
19 $3,456
STS-V ›
2006–2009
15 $4,688
XLR ›
2004–2009
18 $3,850
XLR-V ›
2006–2009
16 $4,100