2004 Mercedes-Benz SL500 vs 2004 Nissan 350Z
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 | 2004 Mercedes-Benz SL500 | 2004 Nissan 350Z |
|---|---|---|
| NHTSA complaints | 44 | 144 |
| Recall campaigns | 0 | 1 |
| Service bulletins (TSBs) | 48 | 84 |
| Investigations | 1 | 0 |
| Crash reports | 4 | 6 |
| Fire reports | 3 | 0 |
| NCAP overall rating | — | — |
| EPA MPG (combined) | 17 | 19–20 |
| Median reported incident mileage | 76,000 mi | 16,500 mi |
Reported problems side by side
| Component | Mercedes-Benz SL500 | Nissan 350Z |
|---|---|---|
| Suspension | 21 | 32 |
| Tires | 0 | 32 |
| Fuel System, Gasoline | 5 | 18 |
| Power Train | 3 | 16 |
| Air Bags | 1 | 18 |
| Engine and Engine Cooling | 1 | 9 |
| Service Brakes | 9 | 0 |
| Structure | 1 | 8 |
Symptoms owners describe
| Clunking / rattling | 5 | 0 |
| Stalling | 0 | 8 |
| Airbag warning light | 0 | 7 |
2004 Mercedes-Benz SL500
2004 Nissan 350Z
Compare all Mercedes-Benz SL500 vs Nissan 350Z 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.