Mazda RX7 vs Nissan 300ZX
Owner complaints, worst years and recall history side by side, from official NHTSA data. Last verified Aug 8, 2026. Raw complaint counts are not adjusted for sales volume.
Mazda RX7
- Total complaints
- 104
- Avg per model year
- 21
- Recall campaigns (all years)
- 0
- Most complained year
- 1987 (50)
Top problems: Fuel System, Gasoline, Seat Belts, Engine and Engine Cooling
Nissan 300ZX
- Total complaints
- 248
- Avg per model year
- 24
- Recall campaigns (all years)
- 0
- Most complained year
- 1985 (75)
Top problems: Fuel System, Gasoline, Engine and Engine Cooling, Vehicle Speed Control
Method. Complaints are unique NHTSA reports per model year. A model that sold more units will naturally accumulate more complaints — compare the shape across years, not just the raw totals, and read the year pages for what actually fails.