Logbooks filed under · CADILLAC
Cadillac fuel economy
51 Cadillac models with five or more years of test sheets on file. Most efficient: the XT4 FWD at 26 MPG.
Every Cadillac on file, best sheet first
| Model | Combined | Fuel/yr | Class | Years |
|---|---|---|---|---|
| XT4 FWD | 26 MPG | $1846 | Small Sport Utility Vehicle 2WD | 2019–2025 |
| CT4 | 25.5 MPG | $1882 | Compact Cars | 2020–2026 |
| XT4 AWD | 25 MPG | $1920 | Small Sport Utility Vehicle 4WD | 2019–2025 |
| CT4 AWD | 24.5 MPG | $1959 | Compact Cars | 2020–2026 |
| ATS | 24 MPG | $2000 | Compact Cars | 2013–2019 |
| CT5 | 24 MPG | $2000 | Midsize Cars | 2020–2026 |
| CT4 V AWD | 23 MPG | $2087 | Compact Cars | 2020–2026 |
| ATS AWD | 22.5 MPG | $2133 | Compact Cars | 2013–2019 |
| CT5 AWD | 22.5 MPG | $2133 | Midsize Cars | 2020–2026 |
| CTS AWD | 22.5 MPG | $2133 | Midsize Cars | 2008–2019 |
| XT5 FWD | 22.5 MPG | $2133 | Small Sport Utility Vehicle 2WD | 2020–2026 |
| CTS | 22.3 MPG | $2152 | Midsize Cars | 2003–2019 |
| XT5 AWD | 22 MPG | $2182 | Small Sport Utility Vehicle 4WD | 2017–2026 |
| XT6 FWD | 22 MPG | $2182 | Small Sport Utility Vehicle 2WD | 2020–2025 |
| XTS | 22 MPG | $2182 | Large Cars | 2013–2019 |
| XT6 AWD | 21.5 MPG | $2233 | Small Sport Utility Vehicle 4WD | 2020–2025 |
| CTS Wagon AWD | 21 MPG | $2286 | Small Station Wagons | 2010–2014 |
| Escalade Hybrid 2WD | 21 MPG | $2286 | Sport Utility Vehicle - 2WD | 2009–2013 |
| STS | 21 MPG | $2286 | Midsize Cars | 2006–2011 |
| STS AWD | 21 MPG | $2286 | Midsize Cars | 2005–2011 |
| Cimarron | 20.5 MPG | $2341 | Compact Cars | 1984–1988 |
| CT4 V | 20 MPG | $2400 | Compact Cars | 2020–2026 |
| CT5 V AWD | 20 MPG | $2400 | Midsize Cars | 2020–2026 |
| CT6 AWD | 19 MPG | $2526 | Large Cars | 2016–2020 |
| Eldorado | 19 MPG | $2526 | Midsize Cars | 1984–2002 |
| Seville | 19 MPG | $2526 | Midsize Cars | 1984–2004 |
| SRX 2WD | 19 MPG | $2526 | Sport Utility Vehicle - 2WD | 2004–2014 |
| XTS AWD | 19 MPG | $2526 | Large Cars | 2013–2019 |
| DeVille | 18.5 MPG | $2595 | Large Cars | 1988–2005 |
| Brougham | 18 MPG | $2667 | Large Cars | 1987–1992 |
| Catera | 18 MPG | $2667 | Midsize Cars | 1997–2001 |
| CTS Wagon | 18 MPG | $2667 | Small Station Wagons | 2010–2014 |
| DTS | 18 MPG | $2667 | Large Cars | 2006–2011 |
| Fleetwood | 18 MPG | $2667 | Large Cars | 1988–1996 |
| Fleetwood/DeVille | 18 MPG | $2667 | Large Cars | 1986–1992 |
| SRX AWD | 18 MPG | $2667 | Sport Utility Vehicle - 4WD | 2004–2016 |
| XLR | 18 MPG | $2667 | Two Seaters | 2004–2009 |
| CT5 V | 17 MPG | $2824 | Midsize Cars | 2020–2026 |
| Escalade 2WD | 17 MPG | $2824 | Standard Sport Utility Vehicle 2WD | 2002–2026 |
| Escalade ESV 2WD | 17 MPG | $2824 | Sport Utility Vehicle - 2WD | 2008–2015 |
| XTS Hearse | 17 MPG | $2824 | Special Purpose Vehicle 2WD | 2013–2019 |
| XTS Limo | 17 MPG | $2824 | Special Purpose Vehicle 2WD | 2013–2019 |
| Commercial Chassis | 16 MPG | $3000 | Special Purpose Vehicle 2WD | 1988–1993 |
| CTS-V | 16 MPG | $3000 | Midsize Cars | 2004–2019 |
| Escalade 4WD | 16 MPG | $3000 | Standard Sport Utility Vehicle 4WD | 1999–2026 |
| Allante | 15 MPG | $3200 | Two Seaters | 1987–1993 |
| Escalade AWD | 15 MPG | $3200 | Sport Utility Vehicle - 4WD | 2002–2014 |
| Escalade ESV AWD | 14 MPG | $3429 | Sport Utility Vehicle - 4WD | 2003–2014 |
| Escalade Ext AWD | 14 MPG | $3429 | Sport Utility Vehicle - 4WD | 2002–2013 |
| Funeral Coach / Hearse | 14 MPG | $3429 | Large Cars | 2003–2011 |
| Limousine | 14 MPG | $3429 | Large Cars | 1984–2011 |
Fuel costs at $3.20/gal fixed JUL 2026, over 15,000 miles a year — the same basis used everywhere in this book. Electric models are rated in MPGe and are not directly comparable on fuel cost.
SOURCE·US EPA fuel-economy test data·FUEL ASSUMED AT $3.20/GAL FROM JUL 2026·REVIEWED JUL 2026
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