2011 Hyundai Sonata vs 2011 Toyota Avalon
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 | 2011 Hyundai Sonata | 2011 Toyota Avalon |
|---|---|---|
| NHTSA complaints | 3,371 | 106 |
| Recall campaigns | 14 | 1 |
| Service bulletins (TSBs) | 227 | 274 |
| Investigations | 8 | 0 |
| Crash reports | 116 | 14 |
| Fire reports | 112 | 0 |
| NCAP overall rating | 5/5 | — |
| EPA MPG (combined) | 26–36 | 23 |
| Median reported incident mileage | 79,000 mi | 38,800 mi |
Reported problems side by side
| Component | Hyundai Sonata | Toyota Avalon |
|---|---|---|
| Steering | 1,169 | 31 |
| Engine | 964 | 3 |
| Electrical System | 440 | 25 |
| Air Bags | 418 | 2 |
| Exterior Lighting | 246 | 2 |
| Power Train | 173 | 2 |
| Service Brakes | 145 | 5 |
| Suspension | 148 | 1 |
Symptoms owners describe
| Clunking / rattling | 373 | 0 |
| Stalling | 360 | 0 |
| Vibration / shaking | 230 | 0 |
| Airbag warning light | 184 | 0 |
| Check engine light | 132 | 0 |
| Loss of power | 102 | 0 |
| Won’t start | 74 | 0 |
| Oil consumption | 45 | 0 |
2011 Hyundai Sonata
2011 Toyota Avalon
Compare all Hyundai Sonata vs Toyota Avalon 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.