2017 Cadillac CT6
4 configurations — EPA fuel economy ratings
| Trim / Variant | City MPG | Hwy MPG | Combined MPG | Fuel | Drive | Engine | Transmission |
|---|---|---|---|---|---|---|---|
| CT6 | 22 | 30 | 25 | Premium Gasoline | Rear-Wheel Drive | 2L 4-cyl Turbo | Automatic (S8) |
| CT6 AWD | 18 | 27 | 21 | Regular Gasoline | All-Wheel Drive | 3.6L 6-cyl | Automatic (S8) |
| CT6 AWD | 18 | 26 | 21 | Premium Gasoline | All-Wheel Drive | 3L 6-cyl Turbo | Automatic (S8) |
| CT6 Plug-In PHEV | 23 | 29 | 26 | Premium Gasoline | Rear-Wheel Drive | 2L 4-cyl Turbo | Automatic (variable gear ratios) |
This model includes plug-in hybrid (PHEV) configurations. MPG figures shown are for gasoline-only operation.