1985 Beijing BJ 2021 vs. 2001 Opel Signum
To start off, 2001 Opel Signum is newer by 16 year(s). Which means there will be less support and parts availability for 1985 Beijing BJ 2021. In addition, the cost of maintenance, including insurance, on 1985 Beijing BJ 2021 would be higher. At 2,958 cc (6 cylinders), 2001 Opel Signum is equipped with a bigger engine. In terms of performance, 2001 Opel Signum (175 HP @ 4000 RPM) has 75 more horse power than 1985 Beijing BJ 2021. (100 HP @ 5000 RPM) In normal driving conditions, 2001 Opel Signum should accelerate faster than 1985 Beijing BJ 2021. With that said, vehicle weight also plays an important factor in acceleration. 2001 Opel Signum weights approximately 190 kg more than 1985 Beijing BJ 2021. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1985 Beijing BJ 2021 is four wheel drive (4WD), it will have significant more traction and grip than 2001 Opel Signum. In wet, icy, snow, or gravel driving conditions, 1985 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, 2001 Opel Signum (370 Nm @ 1900 RPM) has 191 more torque (in Nm) than 1985 Beijing BJ 2021. (179 Nm @ 2800 RPM). This means 2001 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 1985 Beijing BJ 2021. 2001 Opel Signum has automatic transmission and 1985 Beijing BJ 2021 has manual transmission. 1985 Beijing BJ 2021 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2001 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1985 Beijing BJ 2021 | 2001 Opel Signum | |
| Make | Beijing | Opel |
| Model | BJ 2021 | Signum |
| Year Released | 1985 | 2001 |
| Engine Size | 2464 cc | 2958 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 100 HP | 175 HP |
| Engine RPM | 5000 RPM | 4000 RPM |
| Torque | 179 Nm | 370 Nm |
| Torque RPM | 2800 RPM | 1900 RPM |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1480 kg | 1670 kg |
| Vehicle Length | 4290 mm | 4640 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1620 mm | 1470 mm |
| Wheelbase Size | 2580 mm | 2710 mm |
