1997 Beijing BJ 2020 vs. 1977 BMW 520
To start off, 1997 Beijing BJ 2020 is newer by 20 year(s). Which means there will be less support and parts availability for 1977 BMW 520. In addition, the cost of maintenance, including insurance, on 1977 BMW 520 would be higher. At 2,445 cc (4 cylinders), 1997 Beijing BJ 2020 is equipped with a bigger engine. In terms of performance, 1977 BMW 520 (134 HP @ 4000 RPM) has 51 more horse power than 1997 Beijing BJ 2020. (83 HP @ 3800 RPM) In normal driving conditions, 1977 BMW 520 should accelerate faster than 1997 Beijing BJ 2020. With that said, vehicle weight also plays an important factor in acceleration. 1977 BMW 520 weights approximately 11 kg more than 1997 Beijing BJ 2020. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1997 Beijing BJ 2020 is four wheel drive (4WD), it will have significant more traction and grip than 1977 BMW 520. In wet, icy, snow, or gravel driving conditions, 1997 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, 1977 BMW 520 (280 Nm @ 1750 RPM) has 107 more torque (in Nm) than 1997 Beijing BJ 2020. (173 Nm @ 2200 RPM). This means 1977 BMW 520 will have an easier job in driving up hills or pulling heavy equipment than 1997 Beijing BJ 2020.
Compare all specifications:
| 1997 Beijing BJ 2020 | 1977 BMW 520 | |
| Make | Beijing | BMW |
| Model | BJ 2020 | 520 |
| Year Released | 1997 | 1977 |
| Engine Size | 2445 cc | 1951 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 83 HP | 134 HP |
| Engine RPM | 3800 RPM | 4000 RPM |
| Torque | 173 Nm | 280 Nm |
| Torque RPM | 2200 RPM | 1750 RPM |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1554 kg | 1565 kg |
| Vehicle Length | 3870 mm | 4780 mm |
| Vehicle Width | 1760 mm | 1810 mm |
| Vehicle Height | 1880 mm | 1440 mm |
| Wheelbase Size | 2310 mm | 2840 mm |
