Cadillac ATS MPG by model year
Combined EPA ratings for each Cadillac ATS model year. Years with identical ratings are grouped together.
| Model year | Combined MPG | Best hwy | Versions |
|---|---|---|---|
| 2019 | 19–25 MPG | 30 | 6 |
| 2018 | 22–25 MPG | 31 | 5 |
| 2017 | 22–26 MPG | 32 | 6 |
| 2016 | 22–26 MPG | 32 | 6 |
| 2015 | 21–25 MPG | 32 | 6 |
| 2014 | 21–26 MPG | 32 | 6 |
| 2013 | 21–26 MPG | 32 | 8 |
Model years before 2005 are listed for reference without a separate page.
Source: U.S. Environmental Protection Agency and U.S. Department of Energy, fueleconomy.gov. Original data (downloaded 2026-09-29). Data processed by us; errors in processing are ours, not the publisher's.