2002 Opel Signum vs. 2001 Opel Vectra
To start off, 2002 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2001 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2001 Opel Vectra would be higher. Both 2002 Opel Signum and 2001 Opel Vectra are equipped with a 1,796 cc engine. In terms of performance, 2002 Opel Signum (120 HP @ 6000 RPM) has 6 more horse power than 2001 Opel Vectra. (114 HP @ 5400 RPM). In normal driving conditions, 2002 Opel Signum should accelerate faster than 2001 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Opel Signum weights approximately 102 kg more than 2001 Opel Vectra. 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, 2001 Opel Vectra (170 Nm @ 3400 RPM) has 5 more torque (in Nm) than 2002 Opel Signum. (165 Nm @ 3800 RPM). This means 2001 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2002 Opel Signum.
Compare all specifications:
| 2002 Opel Signum | 2001 Opel Vectra | |
| Make | Opel | Opel |
| Model | Signum | Vectra |
| Year Released | 2002 | 2001 |
| Body Type | Hatchback | Sedan |
| Engine Position | Front | Front |
| Engine Size | 1796 cc | 1796 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 120 HP | 114 HP |
| Engine RPM | 6000 RPM | 5400 RPM |
| Torque | 165 Nm | 170 Nm |
| Torque RPM | 3800 RPM | 3400 RPM |
| Engine Compression Ratio | 10.5:1 | 10.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 12.2 seconds | 11.2 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1482 kg | 1380 kg |
| Vehicle Length | 4640 mm | 4600 mm |
| Vehicle Width | 1800 mm | 1800 mm |
| Vehicle Height | 1470 mm | 1470 mm |
| Wheelbase Size | 2500 mm | 2740 mm |
| Fuel Consumption Overall | 7.9 L/100km | 5.6 L/100km |
| Fuel Tank Capacity | 60 L | 53 L |
