1999 Beijing BJ 2021 vs. 2007 BMW 550
To start off, 2007 BMW 550 is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Beijing BJ 2021. In addition, the cost of maintenance, including insurance, on 1999 Beijing BJ 2021 would be higher. At 4,799 cc (8 cylinders), 2007 BMW 550 is equipped with a bigger engine. In terms of performance, 2007 BMW 550 (360 HP @ 6300 RPM) has 260 more horse power than 1999 Beijing BJ 2021. (100 HP @ 5000 RPM) In normal driving conditions, 2007 BMW 550 should accelerate faster than 1999 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 2007 BMW 550 weights approximately 245 kg more than 1999 Beijing BJ 2021. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1999 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW 550. In wet, icy, snow, or gravel driving conditions, 1999 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, 2007 BMW 550 (489 Nm @ 3400 RPM) has 310 more torque (in Nm) than 1999 Beijing BJ 2021. (179 Nm @ 2800 RPM). This means 2007 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 1999 Beijing BJ 2021.
Compare all specifications:
| 1999 Beijing BJ 2021 | 2007 BMW 550 | |
| Make | Beijing | BMW |
| Model | BJ 2021 | 550 |
| Year Released | 1999 | 2007 |
| Engine Size | 2466 cc | 4799 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 360 HP |
| Engine RPM | 5000 RPM | 6300 RPM |
| Torque | 179 Nm | 489 Nm |
| Torque RPM | 2800 RPM | 3400 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1480 kg | 1725 kg |
| Vehicle Length | 4290 mm | 4860 mm |
| Vehicle Width | 1800 mm | 1850 mm |
| Vehicle Height | 1620 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2890 mm |
