2005 Opel Astra vs. 2003 Vauxhall Signum
To start off, 2005 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Vauxhall Signum. In addition, the cost of maintenance, including insurance, on 2003 Vauxhall Signum would be higher. At 2,958 cc (6 cylinders), 2003 Vauxhall Signum is equipped with a bigger engine. In terms of performance, 2003 Vauxhall Signum (175 HP @ 5500 RPM) has 78 more horse power than 2005 Opel Astra. (97 HP @ 6000 RPM) In normal driving conditions, 2003 Vauxhall Signum should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Vauxhall Signum weights approximately 340 kg more than 2005 Opel Astra. 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 Vauxhall Signum (370 Nm @ 1900 RPM) has 228 more torque (in Nm) than 2005 Opel Astra. (142 Nm @ 3600 RPM). This means 2003 Vauxhall Signum will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
2005 Opel Astra | 2003 Vauxhall Signum | |
Make | Opel | Vauxhall |
Model | Astra | Signum |
Year Released | 2005 | 2003 |
Body Type | Sedan | Hatchback |
Engine Position | Front | Front |
Engine Size | 1598 cc | 2958 cc |
Engine Cylinders | 4 cylinders | 6 cylinders |
Engine Type | in-line | in-line |
Valves per Cylinder | 4 valves | 4 valves |
Horse Power | 97 HP | 175 HP |
Engine RPM | 6000 RPM | 5500 RPM |
Torque | 142 Nm | 370 Nm |
Torque RPM | 3600 RPM | 1900 RPM |
Drive Type | Front | Front |
Number of Seats | 5 seats | 5 seats |
Number of Doors | 4 doors | 5 doors |
Vehicle Weight | 1110 kg | 1450 kg |
Wheelbase Size | 2700 mm | 2840 mm |