2005 Beijing BJ 2020 vs. 2003 Opel Signum
To start off, 2005 Beijing BJ 2020 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Opel Signum. In addition, the cost of maintenance, including insurance, on 2003 Opel Signum would be higher. At 3,173 cc (6 cylinders), 2003 Opel Signum is equipped with a bigger engine. In terms of performance, 2003 Opel Signum (207 HP @ 6200 RPM) has 121 more horse power than 2005 Beijing BJ 2020. (86 HP @ 3800 RPM) In normal driving conditions, 2003 Opel Signum should accelerate faster than 2005 Beijing BJ 2020. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Signum weights approximately 29 kg more than 2005 Beijing BJ 2020. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Beijing BJ 2020 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2005 Beijing BJ 2020 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, 2003 Opel Signum (300 Nm @ 4000 RPM) has 127 more torque (in Nm) than 2005 Beijing BJ 2020. (173 Nm @ 3000 RPM). This means 2003 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Beijing BJ 2020. 2003 Opel Signum has automatic transmission and 2005 Beijing BJ 2020 has manual transmission. 2005 Beijing BJ 2020 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Signum will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Beijing BJ 2020 | 2003 Opel Signum | |
| Make | Beijing | Opel |
| Model | BJ 2020 | Signum |
| Year Released | 2005 | 2003 |
| Engine Size | 2445 cc | 3173 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 86 HP | 207 HP |
| Engine RPM | 3800 RPM | 6200 RPM |
| Torque | 173 Nm | 300 Nm |
| Torque RPM | 3000 RPM | 4000 RPM |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Vehicle Weight | 1584 kg | 1613 kg |
| Vehicle Length | 4020 mm | 4640 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1950 mm | 1470 mm |
| Wheelbase Size | 2310 mm | 2840 mm |
