2012 Audi A6 vs 2012 Kia Optima
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 | 2012 Audi A6 | 2012 Kia Optima |
|---|---|---|
| NHTSA complaints | 59 | 919 |
| Recall campaigns | 8 | 5 |
| Service bulletins (TSBs) | 1,495 | 241 |
| Investigations | 0 | 7 |
| Crash reports | 0 | 25 |
| Fire reports | 0 | 77 |
| NCAP overall rating | — | 5/5 |
| EPA MPG (combined) | 28 | 26–36 |
| Median reported mileage | 69,000 mi | 82,120 mi |
Reported problems side by side
| Component | Audi A6 | Kia Optima |
|---|---|---|
| Engine | 13 | 398 |
| Steering | 6 | 188 |
| Electrical System | 13 | 122 |
| Air Bags | 14 | 48 |
| Power Train | 8 | 54 |
| Service Brakes | 3 | 52 |
| Fuel/propulsion System | 9 | 42 |
| Structure | 2 | 39 |
Symptoms owners describe
| Stalling | 6 | 110 |
| Check engine light | 6 | 73 |
| Clunking / rattling | 0 | 74 |
| Loss of power | 0 | 49 |
| Vibration / shaking | 0 | 32 |
| Hesitation / surging | 0 | 22 |
| Airbag warning light | 0 | 19 |
| Won’t start | 0 | 14 |
2012 Audi A6
2012 Kia Optima
Compare all Audi A6 vs Kia Optima 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.