2026 Kia K5 w/Stop-Start vs Hyundai Sonata — Side by Side Comparison
How does the 2026 Kia K5 w/Stop-Start compare to the Hyundai Sonata? We put them side by side using EPA fuel economy data and NHTSA safety ratings.
Specifications Comparison
| Feature | Kia K5 w/Stop-Start | Hyundai Sonata |
|---|---|---|
| Combined MPG | 30 | 29 |
| City MPG | 26 | 25 |
| Highway MPG | 37 | 36 |
| Body Style | Full-Size Sedan | Full-Size Sedan |
| Drive | FWD | AWD |
| Fuel Type | Regular | Regular |
| Safety Rating | N/A / 5 | N/A / 5 |
| Recalls | 0 | 0 |
| Trims Available | 1 | 3 |
Fuel Economy
The Kia K5 w/Stop-Start is more fuel efficient by 1 MPG combined. Over a year, the Kia K5 w/Stop-Start saves approximately $200 in fuel costs.