2026 Kia K4 Hatchback vs 2027 Kia K5
| EPA figure | 2026 Kia K4 Hatchback | 2027 Kia K5 |
|---|---|---|
| Model year | 2026 | 2027 |
| Body · drive | Large · Front-Wheel Drive · Gas | Large · Front-Wheel Drive · Gas |
| Combined MPG | 30 | 29 |
| City / highway MPG | 28 / 34 | 25 / 36 |
| Fuel a year | $2,250 | $2,300 |
| Tailpipe CO₂ (g/mi) | 289 | 306 |
| Engine | 2.0 L 4-cyl | 2.5 L 4-cyl |
| Transmission | Automatic (AV-S1) | Automatic (S8) |
▲ marks the better official figure on that line: more range, MPG or MPGe; less fuel cost or CO₂. From fueleconomy.gov.