2011 Kia Sorento vs 2011 Mercury Mariner
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 Kia Sorento | 2011 Mercury Mariner |
|---|---|---|
| NHTSA complaints | 1,516 | 87 |
| Recall campaigns | 7 | 2 |
| Service bulletins (TSBs) | 202 | 27 |
| Investigations | 8 | 3 |
| Crash reports | 42 | 2 |
| Fire reports | 61 | 0 |
| NCAP overall rating | 4/5 | — |
| EPA MPG (combined) | 20–24 | 20–32 |
| Median reported incident mileage | 82,796 mi | 53,000 mi |
Reported problems side by side
| Component | Kia Sorento | Mercury Mariner |
|---|---|---|
| Engine | 284 | 11 |
| Power Train | 265 | 24 |
| Structure | 268 | 0 |
| Electrical System | 246 | 6 |
| Air Bags | 182 | 2 |
| Exterior Lighting | 102 | 0 |
| Vehicle Speed Control | 63 | 15 |
| Steering | 53 | 20 |
Symptoms owners describe
| Airbag warning light | 113 | 0 |
| Stalling | 109 | 15 |
| Check engine light | 64 | 7 |
| Clunking / rattling | 59 | 0 |
| Loss of power | 43 | 6 |
| Hesitation / surging | 42 | 6 |
| Won’t start | 23 | 0 |
| Vibration / shaking | 22 | 0 |
2011 Kia Sorento
2011 Mercury Mariner
Compare all Kia Sorento vs Mercury Mariner 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.