1991 Beijing BJ 2021 vs. 2012 Mercedes-Benz CLS
To start off, 2012 Mercedes-Benz CLS is newer by 21 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 4,663 cc (8 cylinders), 2012 Mercedes-Benz CLS is equipped with a bigger engine. In terms of performance, 2012 Mercedes-Benz CLS (402 HP @ 5000 RPM) has 302 more horse power than 1991 Beijing BJ 2021. (100 HP @ 5000 RPM) In normal driving conditions, 2012 Mercedes-Benz CLS should accelerate faster than 1991 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 2012 Mercedes-Benz CLS weights approximately 410 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 2012 Mercedes-Benz CLS. 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, 2012 Mercedes-Benz CLS (600 Nm @ 1800 RPM) has 420 more torque (in Nm) than 1991 Beijing BJ 2021. (180 Nm @ 2800 RPM). This means 2012 Mercedes-Benz CLS will have an easier job in driving up hills or pulling heavy equipment than 1991 Beijing BJ 2021. 2012 Mercedes-Benz CLS has automatic transmission and 1991 Beijing BJ 2021 has manual transmission. 1991 Beijing BJ 2021 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2012 Mercedes-Benz CLS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1991 Beijing BJ 2021 | 2012 Mercedes-Benz CLS | |
| Make | Beijing | Mercedes-Benz |
| Model | BJ 2021 | CLS |
| Year Released | 1991 | 2012 |
| Engine Size | 2466 cc | 4663 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 402 HP |
| Engine RPM | 5000 RPM | 5000 RPM |
| Torque | 180 Nm | 600 Nm |
| Torque RPM | 2800 RPM | 1800 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | 7-speed shiftable automatic |
| Vehicle Weight | 1480 kg | 1890 kg |
| Vehicle Length | 4290 mm | 4940 mm |
| Vehicle Width | 1800 mm | 1882 mm |
| Vehicle Height | 1620 mm | 1417 mm |
| Wheelbase Size | 2580 mm | 2875 mm |
