2018 Kia Niro vs 2018 Kia Soul
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Aug 7, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2018 Kia Niro | 2018 Kia Soul |
|---|---|---|
| NHTSA complaints | 56 | 212 |
| Recall campaigns | 3 | 1 |
| Service bulletins (TSBs) | 94 | 94 |
| Investigations | 1 | 0 |
| Crash reports | 4 | 14 |
| Fire reports | 0 | 14 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 49 | 27–28 |
| Median reported incident mileage | — | 57,000 mi |
Reported problems side by side
| Component | Kia Niro | Kia Soul |
|---|---|---|
| Engine | 16 | 134 |
| Power Train | 17 | 31 |
| Electrical System | 17 | 19 |
| Fuel/propulsion System | 2 | 11 |
| Service Brakes | 6 | 6 |
| Vehicle Speed Control | 4 | 8 |
| Air Bags | 1 | 11 |
| Engine and Engine Cooling | 1 | 9 |
Symptoms owners describe
| Overheating | 7 | 0 |
| Stalling | 6 | 25 |
| Oil consumption | 0 | 31 |
| Check engine light | 0 | 28 |
| Loss of power | 0 | 19 |
| Clunking / rattling | 0 | 19 |
| Hesitation / surging | 0 | 8 |
| Vibration / shaking | 0 | 8 |
2018 Kia Niro
2018 Kia Soul
Compare all Kia Niro vs Kia Soul 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.