1998 Opel Signum vs. 2001 Opel Vectra
To start off, 2001 Opel Vectra is newer by 3 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 1,994 cc (4 cylinders), 2001 Opel Vectra is equipped with a bigger engine. In terms of performance, 2001 Opel Vectra (100 HP @ 4300 RPM) has 1 more horse power than 1998 Opel Signum. (99 HP @ 3120 RPM) In normal driving conditions, 2001 Opel Vectra should accelerate faster than 1998 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 1998 Opel Signum weights approximately 130 kg more than 2001 Opel Vectra.
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, 2001 Opel Vectra (240 Nm @ 1950 RPM) has 55 more torque (in Nm) than 1998 Opel Signum. (185 Nm @ 1500 RPM). This means 2001 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 1998 Opel Signum.
Compare all specifications:
| 1998 Opel Signum | 2001 Opel Vectra | |
| Make | Opel | Opel |
| Model | Signum | Vectra |
| Year Released | 1998 | 2001 |
| Engine Position | Front | Front |
| Engine Size | 1909 cc | 1994 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 99 HP | 100 HP |
| Engine RPM | 3120 RPM | 4300 RPM |
| Torque | 185 Nm | 240 Nm |
| Torque RPM | 1500 RPM | 1950 RPM |
| Engine Compression Ratio | 18.5:1 | 18.5:1 |
| Top Speed | 185 km/hour | 190 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 | 1465 kg |
| Vehicle Length | 4640 mm | 4260 mm |
| Vehicle Width | 1800 mm | 1710 mm |
| Vehicle Height | 1470 mm | 1430 mm |
| Wheelbase Size | 2840 mm | 2500 mm |
| Fuel Tank Capacity | 60 L | 60 L |
