2006 Opel Astra vs. 2002 Opel Signum
To start off, 2006 Opel Astra is newer by 4 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 1,995 cc (4 cylinders), 2002 Opel Signum is equipped with a bigger engine. In terms of performance, 2002 Opel Signum (100 HP @ 3120 RPM) has 11 more horse power than 2006 Opel Astra. (89 HP @ 4000 RPM) In normal driving conditions, 2002 Opel Signum should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 265 kg more than 2006 Opel 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 (230 Nm @ 1500 RPM) has 29 more torque (in Nm) than 2006 Opel Astra. (201 Nm @ 1750 RPM). This means 2002 Opel Signum will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2006 Opel Astra | 2002 Opel Signum | |
| Make | Opel | Opel |
| Model | Astra | Signum |
| Year Released | 2006 | 2002 |
| Body Type | Hatchback | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 1248 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 89 HP | 100 HP |
| Engine RPM | 4000 RPM | 3120 RPM |
| Torque | 201 Nm | 230 Nm |
| Torque RPM | 1750 RPM | 1500 RPM |
| Engine Bore Size | 69.6 mm | 84 mm |
| Engine Stroke Size | 82 mm | 90 mm |
| Fuel Type | Diesel | Diesel |
| Top Speed | 174 km/hour | 185 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 5 doors |
| Vehicle Weight | 1330 kg | 1595 kg |
| Vehicle Length | 4300 mm | 4640 mm |
| Vehicle Width | 1760 mm | 1720 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2620 mm | 2610 mm |
| Fuel Consumption Overall | 4.8 L/100km | 5.9 L/100km |
| Fuel Tank Capacity | 52 L | 60 L |
