1998 Opel Signum vs. 2006 Opel Astra
To start off, 2006 Opel Astra is newer by 8 year(s). Which means there will be less support and parts availability for 1998 Opel Signum. In addition, the cost of maintenance, including insurance, on 1998 Opel Signum would be higher. At 1,910 cc (4 cylinders), 2006 Opel Astra is equipped with a bigger engine. In terms of performance, both vehicles can yield 99 horse power. So under normal driving conditions, the acceleration of both vehicles should be relatively similar. With that said, vehicle weight also plays an important factor in acceleration. 1998 Opel Signum weights approximately 160 kg more than 2006 Opel Astra.
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, 2006 Opel Astra (260 Nm @ 1700 RPM) has 75 more torque (in Nm) than 1998 Opel Signum. (185 Nm @ 1500 RPM). This means 2006 Opel Astra will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum.
Compare all specifications:
| 1998 Opel Signum | 2006 Opel Astra | |
| Make | Opel | Opel |
| Model | Signum | Astra |
| Year Released | 1998 | 2006 |
| Body Type | Hatchback | Station Wagon |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 1910 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 99 HP |
| Engine RPM | 3120 RPM | 3500 RPM |
| Torque | 185 Nm | 260 Nm |
| Torque RPM | 1500 RPM | 1700 RPM |
| Engine Bore Size | 84 mm | 82 mm |
| Engine Stroke Size | 90 mm | 90.4 mm |
| Engine Compression Ratio | 18.5:1 | 18.0:1 |
| Top Speed | 185 km/hour | 180 km/hour |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1595 kg | 1435 kg |
| Vehicle Length | 4640 mm | 4520 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1510 mm |
| Wheelbase Size | 2840 mm | 2710 mm |
| Fuel Tank Capacity | 60 L | 52 L |
