2011 Kia Sorento vs 2011 Mercedes-Benz GLK350
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 | 2011 Kia Sorento | 2011 Mercedes-Benz GLK350 |
|---|---|---|
| NHTSA complaints | 1,516 | 133 |
| Recall campaigns | 7 | 4 |
| Service bulletins (TSBs) | 202 | 59 |
| Investigations | 8 | 1 |
| Crash reports | 42 | 4 |
| Fire reports | 61 | 2 |
| NCAP overall rating | 4/5 | — |
| EPA MPG (combined) | 20–24 | 18 |
| Median reported incident mileage | 82,796 mi | 66,343 mi |
Reported problems side by side
| Component | Kia Sorento | Mercedes-Benz GLK350 |
|---|---|---|
| Engine | 284 | 3 |
| Air Bags | 182 | 92 |
| Structure | 268 | 3 |
| Power Train | 265 | 2 |
| Electrical System | 246 | 5 |
| Exterior Lighting | 102 | 2 |
| Service Brakes | 72 | 5 |
| Vehicle Speed Control | 63 | 2 |
Symptoms owners describe
| Airbag warning light | 113 | 0 |
| Stalling | 109 | 0 |
| Check engine light | 64 | 0 |
| Clunking / rattling | 59 | 0 |
| Loss of power | 43 | 0 |
| Hesitation / surging | 42 | 0 |
| Won’t start | 23 | 0 |
| Vibration / shaking | 22 | 0 |
2011 Kia Sorento
2011 Mercedes-Benz GLK350
Compare all Kia Sorento vs Mercedes-Benz GLK350 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.