2018 Chevrolet Volt vs 2018 Kia Rio
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 22, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2018 Chevrolet Volt | 2018 Kia Rio |
|---|---|---|
| NHTSA complaints | 222 | 28 |
| Recall campaigns | 2 | 1 |
| Service bulletins (TSBs) | 848 | 70 |
| Investigations | 2 | 0 |
| Crash reports | 4 | 3 |
| Fire reports | 0 | 2 |
| NCAP overall rating | 5/5 | — |
| EPA MPG (combined) | 42 | 32 |
| Median reported incident mileage | 25,000 mi | — |
Reported problems side by side
| Component | Chevrolet Volt | Kia Rio |
|---|---|---|
| Electrical System | 86 | 5 |
| Power Train | 84 | 1 |
| Fuel/propulsion System | 71 | 2 |
| Engine | 50 | 15 |
| Service Brakes | 9 | 1 |
| Vehicle Speed Control | 8 | 0 |
| Air Bags | 2 | 5 |
| Steering | 5 | 1 |
Symptoms owners describe
| Check engine light | 39 | 0 |
| Loss of power | 25 | 0 |
| Stalling | 11 | 5 |
| Oil consumption | 0 | 6 |
2018 Chevrolet Volt
2018 Kia Rio
Compare all Chevrolet Volt vs Kia Rio 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.