2003 Holden Astra vs. 2002 Opel Signum
To start off, 2003 Holden Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2002 Opel Signum. In addition, the cost of maintenance, including insurance, on 2002 Opel Signum would be higher. At 1,997 cc (4 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (148 HP @ 4000 RPM) has 28 more horse power than 2003 Holden Astra. (120 HP @ 5600 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 2003 Holden Astra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 230 kg more than 2003 Holden Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2002 Opel Signum (315 Nm @ 2000 RPM) has 150 more torque (in Nm) than 2003 Holden Astra. (165 Nm @ 3600 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2003 Holden Astra.
Compare all specifications:
| 2003 Holden Astra | 2002 Opel Signum | |
| Make | Holden | Opel |
| Model | Astra | Signum |
| Year Released | 2003 | 2002 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1997 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 120 HP | 148 HP |
| Engine RPM | 5600 RPM | 4000 RPM |
| Torque | 165 Nm | 315 Nm |
| Torque RPM | 3600 RPM | 2000 RPM |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1150 kg | 1380 kg |
| Vehicle Length | 4260 mm | 4640 mm |
| Vehicle Width | 1720 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1470 mm |
| Wheelbase Size | 2610 mm | 2640 mm |
