Does the 2025 Kia K4 need premium gas?
No. Regular.
$0extra a year
- Regular listed for the LX FWD.
- All 5 trims list regular.
- Premium by choice: $212 more a year.
- 69% of 68 sedans (2025) list premium.
12,000 miles a year. Gas $3.20. Premium $0.60 more.
| Trim | Engine | Grade | Mpg | Regular, a year | Premium, a year |
|---|---|---|---|---|---|
| LX FWD | 2.0L 4cyl | Regular | 34 | $1,129 | $1,341 |
| LXS FWD | 2.0L 4cyl | Regular | 33 | $1,164 | $1,382 |
| EX FWD | 2.0L 4cyl | Regular | 33 | $1,164 | $1,382 |
| GT-Line FWD | 2.0L 4cyl | Regular | 33 | $1,164 | $1,382 |
| GT-Line Turbo FWD | 1.6L 4cyl | Regular | 29 | $1,324 | $1,572 |
Rivals
| Car | Cheapest trim | Grade |
|---|---|---|
| 2025 Kia K4 | LX FWD | Regular |
| 2025 Hyundai Elantra | SE FWD | Regular |
| 2025 Honda Civic | LX FWD | Regular |
| 2025 Toyota Corolla | LE FWD | Regular |
| 2025 Nissan Sentra | S FWD | Regular |
| 2025 Volkswagen Jetta | S FWD | Regular |
| 2025 Mazda MAZDA3 Sport | MAZDA3 2.5 S Carbon Edition AWD | Regular |
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