- Newest year: 2019
- Gas
- Small cars
2016-2019 Cadillac ATS MPG & Fuel Cost
4 model years · 19–26 MPG combined
15,000 mi/yr · premium gasoline $5.36/gal (U.S. average, Sep 2026)
Cheaper to fuel than 5 of 10 small car configurations, MY2019. Ranked against all rated configurations, not sales-weighted.
2016-2019 Cadillac ATS at a glance
The 2016-2019 Cadillac ATS covers 4 model years in the EPA database (23 configurations in all), rated 19–26 MPG combined. The newest model year, 2019, costs about $3,180 a year to fuel for its most efficient version, the ATS 2.0L 4-cyl turbo RWD (25 MPG), at premium gasoline $5.36/gal (U.S. average, Sep 2026). EPA changed the ratings in 2017, 2018 and 2019. The best combined rating in the generation, 26 MPG, was reached in 2016 and 2017.
2016-2019 Cadillac ATS by model year
| Model year | Powertrains | Combined | $/yr | EPA ratings |
|---|---|---|---|---|
| 2019 | Gas | 19–25 MPG | $2,900–$4,300 | Ratings changed |
| 2018 | Gas | 22–25 MPG | $2,760–$3,520 | Ratings changed |
| 2017 | Gas | 22–26 MPG | $2,560–$3,450 | Ratings changed |
| 2016 | Gas | 22–26 MPG | $2,560–$3,530 | First year |
What the 2019 ATS 2.0L 4-cyl turbo RWD costs to drive
Per month
$265
$3,180 a year ÷ 12
Per 25 miles
$5.30
Per 100 miles
$21.20
Five years
$15,900
5 × the yearly cost, prices held at today's level
vs the small car median
$50less a year
Class median $3,230 a year, MY2019
Based on 15,000 miles a year and premium gasoline $5.36/gal (U.S. average, Sep 2026).
2019 Cadillac ATS MPG
Versus 2018: The most efficient configuration stays at 25 MPG. Its annual cost goes from $3,160 to $3,180, $20 more.
Gas configurations (6)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| ATS 2.0L 4-cyl turbo RWD (Most efficient) | 2.0L 4-cyl turbo | RWD | 22 | 30 | 25 | $3,180 |
| ATS 2.0L 4-cyl turbo AWD | 2.0L 4-cyl turbo | AWD | 21 | 29 | 24 | $3,390 |
| ATS 3.6L 6-cyl RWD | 3.6L 6-cyl | RWD | 19 | 29 | 23 | $2,900 |
| ATS 3.6L 6-cyl AWD | 3.6L 6-cyl | AWD | 18 | 26 | 21 | $3,180 |
| ATS-V 3.6L 6-cyl turbo RWD Automatic (S8) | 3.6L 6-cyl turbo | RWD | 17 | 25 | 20 | $4,060 |
| ATS-V 3.6L 6-cyl turbo RWD Manual 6-spd | 3.6L 6-cyl turbo | RWD | 16 | 23 | 19 | $4,300 |
4 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2018 Cadillac ATS MPG
22–25 MPG · $2,760–$3,520/yr
Versus 2017: The most efficient configuration moves from 26 to 25 MPG, down 1. Its annual cost goes from $2,560 to $3,160, $600 more.
Gas configurations (5)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| ATS 2.0L 4-cyl turbo RWD Automatic (S8) (Most efficient) | 2.0L 4-cyl turbo | RWD | 22 | 31 | 25 | $3,160 |
| ATS 2.0L 4-cyl turbo AWD | 2.0L 4-cyl turbo | AWD | 22 | 30 | 25 | $3,250 |
| ATS 3.6L 6-cyl RWD | 3.6L 6-cyl | RWD | 20 | 30 | 24 | $2,760 |
| ATS 2.0L 4-cyl turbo RWD Manual 6-spd | 2.0L 4-cyl turbo | RWD | 20 | 29 | 23 | $3,520 |
| ATS 3.6L 6-cyl AWD | 3.6L 6-cyl | AWD | 19 | 27 | 22 | $2,920 |
3 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2017 Cadillac ATS MPG
22–26 MPG · $2,560–$3,450/yr
Versus 2016: The most efficient configuration stays at 26 MPG. Its annual cost stays at $2,560.
Gas configurations (6)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| ATS 2.5L 4-cyl (Most efficient) | 2.5L 4-cyl | RWD | 22 | 32 | 26 | $2,560 |
| ATS 2.0L 4-cyl turbo RWD Automatic (S8) | 2.0L 4-cyl turbo | RWD | 22 | 31 | 25 | $3,170 |
| ATS 2.0L 4-cyl turbo AWD | 2.0L 4-cyl turbo | AWD | 22 | 30 | 25 | $3,250 |
| ATS 3.6L 6-cyl RWD | 3.6L 6-cyl | RWD | 20 | 30 | 24 | $2,760 |
| ATS 2.0L 4-cyl turbo RWD Manual 6-spd | 2.0L 4-cyl turbo | RWD | 20 | 29 | 23 | $3,450 |
| ATS 3.6L 6-cyl AWD | 3.6L 6-cyl | AWD | 19 | 27 | 22 | $2,940 |
3 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
2016 Cadillac ATS MPG
22–26 MPG · $2,560–$3,530/yr
Gas configurations (6)
| Trim | Engine | Drive | City | Hwy | Comb. | $/yr |
|---|---|---|---|---|---|---|
| ATS 2.5L 4-cyl (Most efficient) | 2.5L 4-cyl | RWD | 22 | 32 | 26 | $2,560 |
| ATS 2.0L 4-cyl turbo RWD Automatic (S8) | 2.0L 4-cyl turbo | RWD | 22 | 31 | 25 | $3,170 |
| ATS 2.0L 4-cyl turbo AWD | 2.0L 4-cyl turbo | AWD | 22 | 30 | 25 | $3,250 |
| ATS 3.6L 6-cyl RWD | 3.6L 6-cyl | RWD | 20 | 29 | 24 | $2,780 |
| ATS 2.0L 4-cyl turbo RWD Manual 6-spd | 2.0L 4-cyl turbo | RWD | 20 | 28 | 23 | $3,530 |
| ATS 3.6L 6-cyl AWD | 3.6L 6-cyl | AWD | 19 | 27 | 22 | $2,940 |
3 configurations require or recommend higher-octane gasoline and are costed at premium gasoline $5.36/gal (U.S. average, Sep 2026).
Fuel cost by state
Yearly cost of the ATS 2.0L 4-cyl turbo RWD: $3,800 in California and $2,760 in Texas, a $1,040 difference.
- California $3,800
- Washington $3,570
- New York $3,140
- Florida $2,910
- Texas $2,760
Similar cars
Closest combined MPG among MY2019 small car models.
Generations
- 2013-2015
- 2016-2019
Frequently asked questions
What gas mileage does the 2016-2019 Cadillac ATS get?
EPA rates the 2016-2019 Cadillac ATS at 19–26 MPG combined across 23 configurations and 4 model years. The most efficient version, the 2017 ATS 2.5L 4-cyl RWD, is rated 26 MPG (22 city, 32 highway).
Which years had the best MPG in the 2016-2019 Cadillac ATS?
The ATS 2.5L 4-cyl RWD reached the generation's best combined rating, 26 MPG, in 2016 and 2017. The lowest top rating, 25 MPG, was in 2018 and 2019.
Did EPA ratings change during the 2016-2019 Cadillac ATS?
Yes. Ratings changed in 2017, 2018 and 2019.
How does the 2016-2019 Cadillac ATS compare with the previous generation?
The previous generation (2013-2015 Cadillac ATS) is rated 21–26 MPG combined and costs $2,530–$3,140 a year to fuel; the 2016-2019 model is rated 19–26 MPG and costs $2,560–$4,300 a year.
How much does it cost to fuel a 2019 Cadillac ATS per year?
Driving 15,000 miles a year at premium gasoline $5.36/gal (U.S. average, Sep 2026), the ATS 2.0L 4-cyl turbo RWD costs about $3,180 a year. Across all 6 configurations the cost runs $2,900–$4,300 a year. That is a $1,400 difference between the cheapest and the costliest configuration.
How much does it cost to drive a 2019 Cadillac ATS 100 miles?
About $21.20 per 100 miles for the ATS 2.0L 4-cyl turbo RWD at premium gasoline $5.36/gal (U.S. average, Sep 2026), and between $19.33 and $28.67 across all configurations. That is the annual cost over 15,000 miles divided by 150.
Is the 2019 Cadillac ATS more efficient in the city or on the highway?
The ATS 2.0L 4-cyl turbo RWD is rated 22 city and 30 highway MPG, so it is more efficient on the highway, by 8 MPG.
How does the 2019 Cadillac ATS compare with other small car configurations?
The ATS 2.0L 4-cyl turbo RWD costs about $3,180 a year to fuel, $50 less than the class median of $3,230, and less than 5 of 10 small car configurations. The comparison covers all 370 rated small car configurations for MY2019, not weighted by sales.
Is the 2019 Cadillac ATS different from the 2018 model?
The most efficient configuration stays at 25 MPG. Its annual cost goes from $3,160 to $3,180, $20 more. EPA lists 6 configurations for 2019 against 5 configurations for 2018. See the 2018 Cadillac ATS for that year.