2018 Hyundai Elantra vs 2018 Infiniti Q50
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 | 2018 Hyundai Elantra | 2018 Infiniti Q50 |
|---|---|---|
| NHTSA complaints | 280 | 43 |
| Recall campaigns | 0 | 3 |
| Service bulletins (TSBs) | 120 | 159 |
| Investigations | 0 | 0 |
| Crash reports | 12 | 1 |
| Fire reports | 7 | 1 |
| NCAP overall rating | 4/5 | — |
| EPA MPG (combined) | 25–35 | 22–29 |
| Median reported incident mileage | 35,000 mi | — |
Reported problems side by side
| Component | Hyundai Elantra | Infiniti Q50 |
|---|---|---|
| Engine | 139 | 17 |
| Electrical System | 43 | 6 |
| Power Train | 24 | 3 |
| Fuel/propulsion System | 19 | 6 |
| Air Bags | 12 | 8 |
| Exterior Lighting | 16 | 1 |
| Service Brakes | 15 | 2 |
| Steering | 15 | 1 |
Symptoms owners describe
| Stalling | 47 | 5 |
| Check engine light | 35 | 0 |
| Misfire / rough idle | 13 | 0 |
| Oil consumption | 12 | 0 |
| Clunking / rattling | 12 | 0 |
| Loss of power | 11 | 0 |
| Vibration / shaking | 11 | 0 |
| Rust / corrosion | 9 | 0 |
2018 Hyundai Elantra
2018 Infiniti Q50
Compare all Hyundai Elantra vs Infiniti Q50 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.