2020 Acura TLX vs 2020 Mercedes-Benz C 300
Complaints, recalls, TSBs, investigations and safety ratings side by side, from official federal data. Last verified Sep 21, 2026. Raw complaint counts are not adjusted for sales volume.
| Metric | 2020 Acura TLX | 2020 Mercedes-Benz C 300 |
|---|---|---|
| NHTSA complaints | 62 | 33 |
| Recall campaigns | 5 | 9 |
| Service bulletins (TSBs) | 48 | 178 |
| Investigations | 3 | 0 |
| Crash reports | 4 | 5 |
| Fire reports | 0 | 0 |
| NCAP overall rating | 5/5 | — |
| EPA MPG (combined) | 23–27 | 25–28 |
| Median reported incident mileage | — | — |
Reported problems side by side
| Component | Acura TLX | Mercedes-Benz C 300 |
|---|---|---|
| Engine | 19 | 8 |
| Fuel System, Gasoline | 12 | 0 |
| Electrical System | 9 | 3 |
| Power Train | 7 | 3 |
| Engine and Engine Cooling | 8 | 0 |
| Forward Collision Avoidance | 5 | 3 |
| Fuel/propulsion System | 5 | 3 |
| Service Brakes | 4 | 1 |
Symptoms owners describe
| Stalling | 10 | 0 |
| Check engine light | 0 | 5 |
2020 Acura TLX
2020 Mercedes-Benz C 300
Compare all Acura TLX vs Mercedes-Benz C 300 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.