2025–2027 · 3 model years · 3 recalls
We don't rate the Kia K4 yet, because we don't have its sales figures. The 2025 has the most owner complaints filed with NHTSA (93). Owners complain most about driver-assist & stability. Popular years get more complaints, so treat these counts as a guide to what goes wrong, not a ranking.
Owner complaints filed with NHTSA, all years 2025–2027.
| Model year | Reliability | Complaints | Recalls | Best mpg |
|---|---|---|---|---|
| 2027 K4 | Not rated yet | 0 | 0 | 33 |
| 2026 K4 | Not rated yet | 25 | 1 | 33 |
| 2025 K4 | Not rated yet | 93 | 2 | 34 |
Reliability compares each year with similar cars from 2015 to 2024, using owner complaints filed with NHTSA per car sold. Complaint counts on their own aren't a score: popular cars get more of them.
Owners complain most about driver-assist & stability, electrical system, engine & cooling.
The 2025, with 2 recalls on record with NHTSA.