Does the 2020 Cadillac CT6 need premium gas?
No. Regular.
$0extra a year
- Regular listed for the 3.6 Luxury AWD.
- Regular: 4 of 7 trims. Premium: 3 of 7 trims.
- Premium by choice: $343 more a year.
- 52% of 92 sedans (2020) list premium.
12,000 miles a year. Gas $3.20. Premium $0.60 more.
| Trim | Engine | Grade | Mpg | Regular, a year | Premium, a year |
|---|---|---|---|---|---|
| 3.6 Luxury AWD | 3.6L 6cyl | Regular | 21 | $1,829 | $2,171 |
| 4dr Sdn 3.6L Luxury AWD | 3.6L 6cyl | Regular | 21 | $1,829 | $2,171 |
| 3.6 Premium Luxury AWD | 3.6L 6cyl | Regular | 21 | $1,829 | $2,171 |
| 4dr Sdn 3.6L Premium Luxury AWD | 3.6L 6cyl | Regular | 21 | $1,829 | $2,171 |
| 4dr Sdn 4.2L Turbo Platinum AWD | 4.2L 8cyl | Premium | 17 | $2,259 | $2,682 |
| 4.2 Platinum AWD | 4.2L 8cyl | Premium | 17 | $2,259 | $2,682 |
| V AWD | 4.2L 8cyl | Premium | 17 | $2,259 | $2,682 |
Rivals
| Car | Cheapest trim | Grade |
|---|---|---|
| 2020 Cadillac CT6 | 3.6 Luxury AWD | Regular |
| 2020 Toyota Mirai | FWD | Hydrogen |
| 2020 Honda Clarity Fuel Cell | FWD | Hydrogen |
| 2020 Kia K900 | Luxury AWD | Premium |
| 2020 Audi RS 3 | AWD | Premium |
| 2020 Acura RLX Sport Hybrid | SH-AWD AWD | Premium |
| 2020 Acura RLX | FWD | Premium |
What this cannot tell you
Check the fuel door or manual before you fill.
Gas prices and the premium gap change by state.
- 2 or more sources
- 1 source
- Model-level, rule or estimate
- Sources disagree