2005 Opel Signum vs. 1998 Opel Speedster
To start off, 2005 Opel Signum is newer by 7 year(s). Which means there will be less support and parts availability for 1998 Opel Speedster. In addition, the cost of maintenance, including insurance, on 1998 Opel Speedster would be higher. At 1,995 cc (4 cylinders), 1998 Opel Speedster is equipped with a bigger engine. In terms of performance, 1998 Opel Speedster (198 HP @ 5500 RPM) has 78 more horse power than 2005 Opel Signum. (120 HP @ 6000 RPM) In normal driving conditions, 1998 Opel Speedster should accelerate faster than 2005 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2005 Opel Signum weights approximately 477 kg more than 1998 Opel Speedster.
Because 1998 Opel Speedster is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1998 Opel Speedster. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Signum, being front wheel drive (FWD), will offer much better control with better grip. 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, 1998 Opel Speedster (250 Nm @ 1950 RPM) has 85 more torque (in Nm) than 2005 Opel Signum. (165 Nm @ 3800 RPM). This means 1998 Opel Speedster will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Signum.
Compare all specifications:
| 2005 Opel Signum | 1998 Opel Speedster | |
| Make | Opel | Opel |
| Model | Signum | Speedster |
| Year Released | 2005 | 1998 |
| Body Type | Hatchback | Convertible |
| Engine Position | Front | Middle |
| Engine Size | 1796 cc | 1995 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 198 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 165 Nm | 250 Nm |
| Torque RPM | 3800 RPM | 1950 RPM |
| Engine Bore Size | 80.5 mm | 86 mm |
| Engine Stroke Size | 88.2 mm | 86 mm |
| Engine Compression Ratio | 10.5:1 | 8.8:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 197 km/hour | 243 km/hour |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1482 kg | 1005 kg |
| Vehicle Length | 4640 mm | 3790 mm |
| Vehicle Width | 1800 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1120 mm |
| Wheelbase Size | 2840 mm | 2340 mm |
