Cadillac
ATS
U.S. fuel economy and specifications from the EPA.

Best combined MPG by model year
The highest EPA rating among each year's configurations.
2 configurations.
Rear-Wheel Drive · Automatic (S8)
Regular gasoline · Compact Cars
- Combined MPG
- 23
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic (S8)
Premium gasoline · Compact Cars
- Combined MPG
- 25
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S8)
Premium gasoline · Compact Cars
- Combined MPG
- 25
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S8)
Regular gasoline · Compact Cars
- Combined MPG
- 24
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Manual 6-spd
Premium gasoline · Compact Cars
- Combined MPG
- 23
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Manual 6-spd
Premium gasoline · Compact Cars
- Combined MPG
- 23
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S8)
Regular gasoline · Compact Cars
- Combined MPG
- 24
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic (S8)
Premium gasoline · Compact Cars
- Combined MPG
- 25
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S8)
Regular gasoline · Compact Cars
- Combined MPG
- 26
- Engine displacement
- 2.5 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S8)
Premium gasoline · Compact Cars
- Combined MPG
- 25
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Manual 6-spd
Premium gasoline · Compact Cars
- Combined MPG
- 23
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S8)
Regular gasoline · Compact Cars
- Combined MPG
- 24
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic (S8)
Regular gasoline · Compact Cars
- Combined MPG
- 26
- Engine displacement
- 2.5 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 22
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Manual 6-spd
Regular gasoline · Compact Cars
- Combined MPG
- 23
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 24
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 25
- Engine displacement
- 2.5 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 26
- Engine displacement
- 2.5 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 24
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Manual 6-spd
Regular gasoline · Compact Cars
- Combined MPG
- 23
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 22
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 26
- Engine displacement
- 2.5 L
- Cylinders
- 4
Rear-Wheel Drive · Automatic (S6)
Regular gasoline or E85 · Compact Cars
- Combined MPG on regular gasoline
- 22
- Combined MPG on E85
- 16
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 22
- Engine displacement
- 3.6 L
- Cylinders
- 6
Rear-Wheel Drive · Automatic (S6)
Regular gasoline · Compact Cars
- Combined MPG
- 24
- Engine displacement
- 2.0 L
- Cylinders
- 4
Rear-Wheel Drive · Manual 6-spd
Regular gasoline · Compact Cars
- Combined MPG
- 23
- Engine displacement
- 2.0 L
- Cylinders
- 4