2026 Cadillac CT4 fuel economy
The EPA lists 8 versions of the 2026 Cadillac CT4. Combined fuel economy ranges from 18 to 26 MPG; the most efficient version is rated 22 city / 32 highway.
At a glance
- Combined
- 18 to 26 MPG depending on version
- City and highway
- 22 and 32 most efficient version
- Yearly fuel cost
- $3,150 EPA estimate, most efficient version
Source: U.S. EPA fueleconomy.gov
Every version the EPA tested
| Version | Engine | Drive | City | Highway | Combined | Yearly fuel cost |
|---|---|---|---|---|---|---|
| CT4 Automatic (S8) | 4-cyl 2.0L | Rear-Wheel Drive | 22 | 32 | 26 MPG | $3,150 |
| CT4 Automatic (S10) | 4-cyl 2.7L | Rear-Wheel Drive | 21 | 31 | 25 MPG | $3,300 |
| CT4 AWD Automatic (S8) | 4-cyl 2.0L | All-Wheel Drive | 21 | 31 | 25 MPG | $3,300 |
| CT4 AWD Automatic (S10) | 4-cyl 2.7L | All-Wheel Drive | 21 | 29 | 24 MPG | $3,400 |
| CT4 V Automatic (S10) | 4-cyl 2.7L | Rear-Wheel Drive | 20 | 29 | 23 MPG | $3,550 |
| CT4 V AWD Automatic (S10) | 4-cyl 2.7L | All-Wheel Drive | 20 | 28 | 23 MPG | $3,550 |
| CT4 V Automatic (S10) | 6-cyl 3.6L | Rear-Wheel Drive | 16 | 24 | 19 MPG | $4,350 |
| CT4 V Manual 6-spd | 6-cyl 3.6L | Rear-Wheel Drive | 15 | 23 | 18 MPG | $4,550 |
At EPA assumptions, the most efficient version costs about $3,150 per year in fuel, versus $4,550 for the least efficient.