2007 Audi A4 vs. 1999 Beijing BJ 2021
To start off, 2007 Audi A4 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 2,495 cc (6 cylinders), 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (161 HP @ 4000 RPM) has 49 more horse power than 1999 Beijing BJ 2021. (112 HP @ 4800 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1999 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 50 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 Audi A4. 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 Audi A4 (350 Nm @ 1500 RPM) has 170 more torque (in Nm) than 1999 Beijing BJ 2021. (180 Nm @ 3200 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1999 Beijing BJ 2021.
Compare all specifications:
| 2007 Audi A4 | 1999 Beijing BJ 2021 | |
| Make | Audi | Beijing |
| Model | A4 | BJ 2021 |
| Year Released | 2007 | 1999 |
| Engine Size | 2495 cc | 2466 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 161 HP | 112 HP |
| Engine RPM | 4000 RPM | 4800 RPM |
| Torque | 350 Nm | 180 Nm |
| Torque RPM | 1500 RPM | 3200 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1560 kg | 1510 kg |
| Vehicle Length | 4550 mm | 4330 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1770 mm |
| Wheelbase Size | 2660 mm | 2680 mm |
