2015 Hyundai Sonata vs 2015 Kia Cadenza
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 8, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2015 Hyundai Sonata | 2015 Kia Cadenza |
|---|---|---|
| NHTSA complaints | 1,132 | 48 |
| Recall campaigns | 9 | 2 |
| Service bulletins (TSBs) | 250 | 96 |
| Investigations | 4 | 1 |
| Crash reports | 34 | 1 |
| Fire reports | 47 | 2 |
| NCAP overall rating | 5/5 | — |
| EPA MPG (combined) | 26–37 | 22 |
| Median reported incident mileage | 58,076 mi | — |
Reported problems side by side
| Component | Hyundai Sonata | Kia Cadenza |
|---|---|---|
| Engine | 614 | 13 |
| Electrical System | 166 | 13 |
| Power Train | 133 | 0 |
| Steering | 74 | 3 |
| Fuel/propulsion System | 72 | 1 |
| Service Brakes | 72 | 1 |
| Vehicle Speed Control | 61 | 0 |
| Structure | 52 | 3 |
Symptoms owners describe
| Stalling | 171 | 0 |
| Check engine light | 152 | 0 |
| Loss of power | 89 | 0 |
| Vibration / shaking | 79 | 0 |
| Oil consumption | 71 | 0 |
| Hesitation / surging | 65 | 0 |
| Clunking / rattling | 63 | 0 |
| Misfire / rough idle | 20 | 0 |
2015 Hyundai Sonata
2015 Kia Cadenza
Compare all Hyundai Sonata vs Kia Cadenza years →
Method. Complaints are unique NHTSA reports. A vehicle that sold more units will naturally accumulate more complaints — use shares and read the underlying reports before drawing conclusions.