1998 Beijing BJ 2021 vs. 1988 Mazda RX-7
To start off, 1998 Beijing BJ 2021 is newer by 10 year(s). Which means there will be less support and parts availability for 1988 Mazda RX-7. In addition, the cost of maintenance, including insurance, on 1988 Mazda RX-7 would be higher. At 2,616 cc, 1988 Mazda RX-7 is equipped with a bigger engine. In terms of performance, 1988 Mazda RX-7 (148 HP @ 6500 RPM) has 37 more horse power than 1998 Beijing BJ 2021. (111 HP @ 4800 RPM) In normal driving conditions, 1988 Mazda RX-7 should accelerate faster than 1998 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 1998 Beijing BJ 2021 weights approximately 280 kg more than 1988 Mazda RX-7.
Because 1998 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 1988 Mazda RX-7. In wet, icy, snow, or gravel driving conditions, 1998 Beijing BJ 2021 will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 1988 Mazda RX-7 (186 Nm @ 3000 RPM) has 6 more torque (in Nm) than 1998 Beijing BJ 2021. (180 Nm @ 3200 RPM). This means 1988 Mazda RX-7 will have an easier job in driving up hills or pulling heavy equipment than 1998 Beijing BJ 2021.
Compare all specifications:
| 1998 Beijing BJ 2021 | 1988 Mazda RX-7 | |
| Make | Beijing | Mazda |
| Model | BJ 2021 | RX-7 |
| Year Released | 1998 | 1988 |
| Engine Size | 2465 cc | 2616 cc |
| Engine Type | in-line | dual-disk rotary |
| Horse Power | 111 HP | 148 HP |
| Engine RPM | 4800 RPM | 6500 RPM |
| Torque | 180 Nm | 186 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1510 kg | 1230 kg |
| Vehicle Length | 4330 mm | 4320 mm |
| Vehicle Width | 1800 mm | 1700 mm |
| Vehicle Height | 1770 mm | 1270 mm |
| Wheelbase Size | 2680 mm | 2440 mm |
