1991 Beijing BJ 2020 vs. 2004 Mazda MX-5 Miata
To start off, 2004 Mazda MX-5 Miata is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Beijing BJ 2020. In addition, the cost of maintenance, including insurance, on 1991 Beijing BJ 2020 would be higher. At 2,444 cc (4 cylinders), 1991 Beijing BJ 2020 is equipped with a bigger engine. In terms of performance, 2004 Mazda MX-5 Miata (139 HP @ 7000 RPM) has 69 more horse power than 1991 Beijing BJ 2020. (70 HP @ 3800 RPM) In normal driving conditions, 2004 Mazda MX-5 Miata should accelerate faster than 1991 Beijing BJ 2020. With that said, vehicle weight also plays an important factor in acceleration. 2004 Mazda MX-5 Miata weights approximately 235 kg more than 1991 Beijing BJ 2020. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Beijing BJ 2020 is four wheel drive (4WD), it will have significant more traction and grip than 2004 Mazda MX-5 Miata. In wet, icy, snow, or gravel driving conditions, 1991 Beijing BJ 2020 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, 2004 Mazda MX-5 Miata (168 Nm @ 5000 RPM) has 8 more torque (in Nm) than 1991 Beijing BJ 2020. (160 Nm @ 2200 RPM). This means 2004 Mazda MX-5 Miata will have an easier job in driving up hills or pulling heavy equipment than 1991 Beijing BJ 2020.
Compare all specifications:
| 1991 Beijing BJ 2020 | 2004 Mazda MX-5 Miata | |
| Make | Beijing | Mazda |
| Model | BJ 2020 | MX-5 Miata |
| Year Released | 1991 | 2004 |
| Engine Size | 2444 cc | 1837 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 70 HP | 139 HP |
| Engine RPM | 3800 RPM | 7000 RPM |
| Torque | 160 Nm | 168 Nm |
| Torque RPM | 2200 RPM | 5000 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1550 kg | 1785 kg |
| Vehicle Length | 3870 mm | 3980 mm |
| Vehicle Width | 1760 mm | 1690 mm |
| Vehicle Height | 1880 mm | 1230 mm |
| Wheelbase Size | 2310 mm | 2650 mm |
