Cadillac CTS-V
16 MPG The 2019 Cadillac CTS-V is EPA-rated at 16 MPG combined (14 city / 21 highway). Over 15,000 miles a year that is about 938 gallons, $3000 a year in fuel, or $0.200 per mile at $3.20/gal.
Across its full 2004–2019 run it averages 16.4 MPG, falling by 1 MPG over 9 model years.
Running cost at different fuel prices and mileages
The figure everyone actually wants, and the one the EPA does not publish — because it depends on a fuel price no agency will commit to.
| Fuel price | Per mile | 10,000 mi/yr | 15,000 mi/yr | 20,000 mi/yr |
|---|---|---|---|---|
| $2.50/gal | $0.156 | $1563 | $2344 | $3125 |
| $3.00/gal | $0.188 | $1875 | $2813 | $3750 |
| $3.20/gal | $0.200 | $2000 | $3000 | $4000 |
| $3.50/gal | $0.219 | $2188 | $3281 | $4375 |
| $4.00/gal | $0.250 | $2500 | $3750 | $5000 |
| $4.50/gal | $0.281 | $2813 | $4219 | $5625 |
| $5.00/gal | $0.313 | $3125 | $4688 | $6250 |
Every model year
| Year | Combined | City | Highway | EPA fuel cost/yr | CO₂ g/mi | Trims |
|---|---|---|---|---|---|---|
| 2019 | 16 MPG | 14 | 21 | $4800 | 543 | 1 |
| 2018 | 17 MPG | 14 | 21 | $4550 | 530 | 1 |
| 2017 | 17 MPG | 14 | 21 | $4550 | 530 | 1 |
| 2016 | 17 MPG | 14 | 21 | $4550 | 532 | 1 |
| 2010 | 15 MPG | 13 | 18.5 | $5150 | 595 | 2 |
| 2007 | 16 MPG | 14 | 22 | $4800 | 555 | 1 |
| 2006 | 17 MPG | 14 | 23 | $4550 | 523 | 1 |
| 2005 | 16 MPG | 13 | 21 | $4800 | 555 | 1 |
| 2004 | 17 MPG | 14 | 23 | $4550 | 523 | 1 |
Where a model year offered several engines or drivetrains, the figure is the average across all EPA-tested trims that year — the trim count is shown so you can see how much averaging is involved.
How it compares in its class
Among the 261 midsize cars models tracked here, the Cadillac CTS-V ranks 245 on current figures, against a class average of 27.3 MPG.
Closest more-efficient alternatives in the same class: Dodge Challenger SRT8 (16.8), BMW M5 (17), BMW M8 Competition Gran Coupe (17), Cadillac CT5 V (17), Chrysler Newport/Fifth Avenue (17).
Tailpipe CO₂ is rated at 543 grams per mile, which works out to roughly 8.1 tonnes a year at 15,000 miles.
Questions
What MPG does the Cadillac CTS-V get?
The 2019 Cadillac CTS-V is rated at 16 MPG combined by the EPA — 14 city and 21 highway. Across all 9 model years in the database it averages 16.4 MPG, ranging from 14 to 17 depending on year and trim.
How much does a Cadillac CTS-V cost in fuel per year?
At 16 MPG and 15,000 miles a year, it burns about 938 gallons — roughly $3000 a year with fuel at $3.20 a gallon, or $0.200 per mile. The EPA's own published annual figure for the 2019 model is $4800.
Has the Cadillac CTS-V become more efficient over time?
No — it has actually gone backwards, from 17 MPG in 2004 to 16 in 2019. That usually reflects the model growing heavier, more powerful, or moving upmarket rather than the engineering getting worse.
Is the Cadillac CTS-V efficient for its class?
It ranks 245 of 261 in the Midsize Cars class on current figures, against a class average of 27.3 MPG. That is 11.3 worse than typical for the class.
EPA test figures from fueleconomy.gov. Cost per mile and annual fuel spend are computed at a reference price of $3.20 per gallon — use your own price. Estimates based on official test figures and average fuel prices. Real-world consumption varies with driving style, load, terrain and maintenance.