8 of 8 variants have top speed data.
| Variant | Year | Body | Fuel | Top speed |
|---|---|---|---|---|
| Mazda RX-7 Twin Turbo | 1992 | Coupe | Petrol | 250 km/h (155 mph) |
| Mazda RX-7 Cabriolet Turbo II | 1990 | Convertible | Petrol | 240 km/h (149 mph) |
| Mazda RX-7 Turbo II | 1990 | Coupe | Petrol | 240 km/h (149 mph) |
| Mazda RX-7 Turbo II | 1987 | Coupe | Petrol | 230 km/h (143 mph) |
| Mazda RX-7 | 1986 | Coupe | Petrol | 210 km/h (130 mph) |
| Mazda RX-7 GLS | 1986 | Coupe | Petrol | 210 km/h (130 mph) |
| Mazda RX-7 DX | 1981 | Coupe | Petrol | 200 km/h (124 mph) |
| Mazda RX-7 SDX | 1981 | Coupe | Petrol | 200 km/h (124 mph) |