2010 Kia Optima vs 2010 Mercury Milan
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 | 2010 Kia Optima | 2010 Mercury Milan |
|---|---|---|
| NHTSA complaints | 75 | 1,001 |
| Recall campaigns | 1 | 11 |
| Service bulletins (TSBs) | 34 | 48 |
| Investigations | 2 | 6 |
| Crash reports | 7 | 39 |
| Fire reports | 2 | 1 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 23–25 | 21–39 |
| Median reported incident mileage | 70,818 mi | 60,000 mi |
Reported problems side by side
| Component | Kia Optima | Mercury Milan |
|---|---|---|
| Steering | 2 | 247 |
| Vehicle Speed Control | 6 | 178 |
| Power Train | 24 | 148 |
| Engine | 9 | 159 |
| Exterior Lighting | 2 | 135 |
| Air Bags | 17 | 105 |
| Electrical System | 13 | 104 |
| Fuel/propulsion System | 1 | 109 |
Symptoms owners describe
| Airbag warning light | 8 | 0 |
| Hesitation / surging | 6 | 40 |
| Stalling | 0 | 119 |
| Loss of power | 0 | 100 |
| Check engine light | 0 | 60 |
| Steering problems | 0 | 47 |
| Vibration / shaking | 0 | 25 |
| Brake problems | 0 | 19 |
2010 Kia Optima
2010 Mercury Milan
Compare all Kia Optima vs Mercury Milan 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.