Hyundai Sonata vs Infiniti M45
Owner complaints, worst years and recall history side by side, from official NHTSA data. Last verified Aug 8, 2026. Raw complaint counts are not adjusted for sales volume.
Hyundai Sonata
- Total complaints
- 15,942
- Avg per model year
- 432
- Recall campaigns (all years)
- 60
- Most complained year
- 2011 (3,371)
Top problems: Engine, Steering, Air Bags
Infiniti M45
- Total complaints
- 271
- Avg per model year
- 55
- Recall campaigns (all years)
- 9
- Most complained year
- 2003 (129)
Top problems: Fuel System, Gasoline, Engine, Electrical System
Complaints by model year
| Year | Hyundai Sonata | Infiniti M45 | ||
|---|---|---|---|---|
| 2008 | 425 | 6 | ||
| 2007 | 696 | 27 | ||
| 2006 | 1,047 | 72 | ||
| 2004 | 202 | 43 | ||
| 2003 | 199 | 129 |
Method. Complaints are unique NHTSA reports per model year. A model that sold more units will naturally accumulate more complaints — compare the shape across years, not just the raw totals, and read the year pages for what actually fails.