- Gas
- Small cars
- MY2013–2019
Cadillac ATS MPG & Fuel Cost by Year
7 model years · 2013–2019
15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)
Cadillac ATS fuel economy at a glance
EPA has rated the Cadillac ATS for 7 model years, 2013 to 2019. Across those years its combined rating runs 19–26 MPG. The latest model year, 2019, has 6 configurations rated 19–25 MPG combined and costing $2,900–$4,300 a year to fuel at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient configuration on record since 2013 is the 2017 ATS 2.5L 4-cyl RWD, at 26 MPG.
Cadillac ATS MPG by year
| Year | Gas (MPG) | $/yr |
|---|---|---|
| 2016-2019 Generation page | ||
| 2019 | 19–25 | $2,900–$4,300 |
| 2018 | 22–25 | $2,760–$3,520 |
| 2017 | 22–26 | $2,560–$3,450 |
| 2016 | 22–26 | $2,560–$3,530 |
| 2013-2015 Generation page | ||
| 2015 | 21–25 | $2,610–$3,070 |
| 2014 | 21–26 | $2,530–$3,140 |
| 2013 | 21–26 | $2,530–$3,140 |
Costs use the current EIA price set and 15,000 miles a year for every year, so years are comparable. Green marks the best year for each powertrain.
Cadillac ATS generations
2 generations between 2013 and 2019. Open one for the table of every model year and configuration.
2019 powertrain options
More Cadillac models
Frequently asked questions
What is the Cadillac ATS's gas mileage by year?
EPA combined ratings for the Cadillac ATS run 19–26 MPG across model years 2013 to 2019. The latest year, 2019, is rated 19–25 MPG.
Which Cadillac ATS model year has the best gas mileage?
The 2017 Cadillac ATS ATS 2.5L 4-cyl RWD has the highest combined rating since 2013, at 26 MPG.
How much does a Cadillac ATS cost to fuel per year?
For MY2019, EPA-rated configurations cost $2,900–$4,300 a year to fuel, driving 15,000 miles at premium gasoline $5.36/gal (U.S. average, Sep 2026). The most efficient one costs $3,180.
Has the Cadillac ATS's fuel economy improved over time?
No. The most efficient configuration moved from 26 MPG in 2013 to 25 MPG in 2019, 1 MPG less.