2021 Cadillac CT4 range per tank
Combined range, Luxury RWD
459 miles per tank
- Tank
- 17 gal
- 27 mpg combined
- Highway range
- 578 miles
- City range
- 391 miles
- Fill-up
- $73.95
Regular price shown. Premium costs more.
- Every trim
- 391 to 459 miles
- 8 of 12 trims rated
- Class rank
- Top 32%
- 79 sedans (2021)
Gas $4.35 (EIA, week of Oct 5, 2026).
Miles per tank by trim
Source marks: two or more sources agreeone source
| Trim | Engine | Tank, gal | City mpg | Hwy mpg | Combined mpg | City, mi | Hwy, mi | Combined, mi | Fill-up |
|---|---|---|---|---|---|---|---|---|---|
| 4dr Sdn Luxury RWD | 2.0L 4cyl | 17.0 | 23 | 34 | 27 | 391 | 578 | 459 | $73.95 |
| Luxury RWD | 2.0L 4cyl | 17.0 | 23 | 34 | 27 | 391 | 578 | 459 | $73.95 |
| 4dr Sdn Premium Luxury RWD | 2.0L 4cyl | 17.0 | 23 | 34 | 27 | 391 | 578 | 459 | $73.95 |
| Premium Luxury RWD | 2.0L 4cyl | 17.0 | 23 | 34 | 27 | 391 | 578 | 459 | $73.95 |
| 4dr Sdn Sport RWD | 2.0L 4cyl | 17.0 | 23 | 34 | 27 | 391 | 578 | 459 | $73.95 |
| Sport RWD | 2.0L 4cyl | 17.0 | 23 | 34 | 27 | 391 | 578 | 459 | $73.95 |
| 4dr Sdn V-Series RWD | 2.7L 4cyl | 17.0 | 20 | 29 | 23 | 340 | 493 | 391 | $73.95 |
| V-Series RWD | 2.7L 4cyl | 17.0 | 20 | 29 | 23 | 340 | 493 | 391 | $73.95 |
Rivals
| Car | Cheapest trim | Range |
|---|---|---|
| 2021 Cadillac CT4 | Luxury RWD | 459 miles per tank |
| 2021 Honda Clarity Hybrid Plug-in | FWD | 476 miles per tank |
| 2021 Mercedes-Benz A-Class | A 220 FWD | 392 miles per tank |
| 2021 Kia Stinger | GT-Line RWD | 398 miles per tank |
| 2021 Chrysler 300 | Touring RWD | 426 miles per tank |
| 2021 Dodge Charger | SXT RWD | 426 miles per tank |
| 2021 Genesis G70 | 2.0T RWD | 395 miles per tank |
What this cannot tell you
EPA ratings. Real range differs.
Tank size from maker specs. Usable volume is less.
- Two or more sources agree
- One source
- Model-level or estimate
- Sources differ
Gas price: U.S. Energy Information Administration, U.S. regular, week of Oct 5, 2026. EIA weekly prices