2018 Cadillac CTS
5 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| CTS | 22 | 30 | 25 | Premium Gasoline | Rear-Wheel Drive | 2L 4-cyl Turbo | Automatic (S8) |
| CTS | 16 | 24 | 19 | Premium Gasoline | Rear-Wheel Drive | 3.6L 6-cyl Turbo | Automatic (S8) |
| CTS | 20 | 30 | 24 | Regular Gasoline | Rear-Wheel Drive | 3.6L 6-cyl | Automatic (S8) |
| CTS AWD | 19 | 27 | 22 | Regular Gasoline | All-Wheel Drive | 3.6L 6-cyl | Automatic (S8) |
| CTS AWD | 21 | 29 | 24 | Premium Gasoline | All-Wheel Drive | 2L 4-cyl Turbo | Automatic (S8) |