1991 Beijing BJ 2021 vs. 2006 BMW 630
To start off, 2006 BMW 630 is newer by 15 year(s). Which means there will be less support and parts availability for 1991 Beijing BJ 2021. In addition, the cost of maintenance, including insurance, on 1991 Beijing BJ 2021 would be higher. At 2,996 cc (6 cylinders), 2006 BMW 630 is equipped with a bigger engine. In terms of performance, 2006 BMW 630 (254 HP @ 6600 RPM) has 154 more horse power than 1991 Beijing BJ 2021. (100 HP @ 5000 RPM) In normal driving conditions, 2006 BMW 630 should accelerate faster than 1991 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 2006 BMW 630 weights approximately 86 kg more than 1991 Beijing BJ 2021. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1991 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 2006 BMW 630. In wet, icy, snow, or gravel driving conditions, 1991 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, 2006 BMW 630 (300 Nm @ 2500 RPM) has 120 more torque (in Nm) than 1991 Beijing BJ 2021. (180 Nm @ 2800 RPM). This means 2006 BMW 630 will have an easier job in driving up hills or pulling heavy equipment than 1991 Beijing BJ 2021.
Compare all specifications:
| 1991 Beijing BJ 2021 | 2006 BMW 630 | |
| Make | Beijing | BMW |
| Model | BJ 2021 | 630 |
| Year Released | 1991 | 2006 |
| Engine Size | 2466 cc | 2996 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 100 HP | 254 HP |
| Engine RPM | 5000 RPM | 6600 RPM |
| Torque | 180 Nm | 300 Nm |
| Torque RPM | 2800 RPM | 2500 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1480 kg | 1566 kg |
| Vehicle Length | 4290 mm | 4830 mm |
| Vehicle Width | 1800 mm | 1860 mm |
| Vehicle Height | 1620 mm | 1380 mm |
| Wheelbase Size | 2580 mm | 2790 mm |
