2027 Hyundai Sonata vs 2027 Kia K5
The Hyundai Sonata wins clearly, 100 to 81.9, on fuel & range.
2027 Hyundai Sonata
The 2027 Hyundai Sonata is sold in the U.S. as a hybrid and gas large sedan with 6 EPA-rated configurations. The most efficient version, the Sonata Hybrid Blue,…
2027 Kia K5
The 2027 Kia K5 is sold in the U.S. as a gas large sedan with 4 EPA-rated configurations. The most efficient version, the K5 w/Stop-Start, is EPA-rated at 30 mp…
2027 Hyundai Sonata
Clear winThe Hyundai Sonata wins clearly, 100 to 81.9, on fuel & range.
| Category · weight | 2027 Hyundai Sonataoverall 100 | 2027 Kia K5overall 81.9 |
|---|---|---|
| Pricew 4 | no data | no data |
| Fuel & rangew 3 | 100 | 57.7 |
| Safetyw 4 | 100 | 100 |
| Space & cargow 2 | no data | no data |
| Performancew 2 | no data | no data |
| Tech & comfortw 3 | no data | no data |
| Warrantyw 2 | no data | no data |
| Overall | 100 | 81.9 |
Hyundai Sonata: model-level data · Kia K5: model-level data. Pick a trim in the tool to compare any other trim.
Specifications side by side
Safety record
NHTSA recalls, complaints, NCAPHyundai Sonata
Top recalls
No recalls on file.
Kia K5
Top recalls
No recalls on file.
Ownership
EPA, manufacturer warranty| Hyundai Sonata | Kia K5 | |
|---|---|---|
| Price | — | — |
| Price range across trims | — | — |
| Powertrains | HEV, GAS | GAS |
| EPA configuration compared | Sonata Hybrid Blue | K5 w/Stop-Start |
| Combined mpg / MPGe | 51 | 30 |
| EPA annual fuel cost | $1,200 | $2,100 |
| EV range | — | — |
| Basic warranty | — | — |
| Powertrain warranty | — | — |
| Roadside assistance | — | — |
Common questions
Source: EPA, NHTSA and manufacturer press kitsWhich is better, the 2027 Hyundai Sonata or the 2027 Kia K5?
The Hyundai Sonata wins clearly, 100 to 81.9, on fuel & range. On WhichTrim's default weights the 2027 Hyundai Sonata scores 100 and the 2027 Kia K5 81.9. The weights are yours to change — move what you care about and the verdict recalculates on the page.
Which has the better safety record, the 2027 Hyundai Sonata or the 2027 Kia K5?
2027 Hyundai Sonata: no NHTSA rating yet, grade A, 0 recalls. 2027 Kia K5: no NHTSA rating yet, grade A, 0 recalls. Crash ratings come from NHTSA's own tests; the grade is WhichTrim's read of the recall record, and the two can disagree.