2003 Opel Vectra vs. 2004 Opel Signum
To start off, 2004 Opel Signum is newer by 1 year(s). Which means there will be less support and parts availability for 2003 Opel Vectra. In addition, the cost of maintenance, including insurance, on 2003 Opel Vectra would be higher. At 2,958 cc (6 cylinders), 2003 Opel Vectra is equipped with a bigger engine. In terms of performance, 2003 Opel Vectra (176 HP @ 4000 RPM) has 3 more horse power than 2004 Opel Signum. (173 HP @ 5500 RPM). In normal driving conditions, 2003 Opel Vectra should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 30 kg more than 2004 Opel Signum. 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, 2003 Opel Vectra (370 Nm @ 1900 RPM) has 105 more torque (in Nm) than 2004 Opel Signum. (265 Nm @ 2500 RPM). This means 2003 Opel Vectra will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
2003 Opel Vectra | 2004 Opel Signum | |
Make | Opel | Opel |
Model | Vectra | Signum |
Year Released | 2003 | 2004 |
Engine Position | Front | Front |
Engine Size | 2958 cc | 1995 cc |
Engine Cylinders | 6 cylinders | 4 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 176 HP | 173 HP |
Engine RPM | 4000 RPM | 5500 RPM |
Torque | 370 Nm | 265 Nm |
Torque RPM | 1900 RPM | 2500 RPM |
Engine Bore Size | 87.5 mm | 86 mm |
Engine Stroke Size | 82 mm | 86 mm |
Engine Compression Ratio | 18.5:1 | 9.5:1 |
Fuel Type | Gasoline | Gasoline - Premium |
Drive Type | Front | Front |
Transmission Type | Manual | Manual |
Number of Seats | 5 seats | 5 seats |
Vehicle Weight | 1590 kg | 1560 kg |
Vehicle Length | 4830 mm | 4640 mm |
Vehicle Width | 1800 mm | 1800 mm |
Vehicle Height | 1510 mm | 1470 mm |