2004 Opel Signum vs. 2010 Porsche Cayenne
To start off, 2010 Porsche Cayenne is newer by 6 year(s). Which means there will be less support and parts availability for 2004 Opel Signum. In addition, the cost of maintenance, including insurance, on 2004 Opel Signum would be higher. At 4,800 cc (8 cylinders), 2010 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2010 Porsche Cayenne (405 HP @ 6500 RPM) has 257 more horse power than 2004 Opel Signum. (148 HP @ 4000 RPM) In normal driving conditions, 2010 Porsche Cayenne should accelerate faster than 2004 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2010 Porsche Cayenne weights approximately 615 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.
Because 2010 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2004 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2010 Porsche Cayenne will offer significantly more control. 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, 2010 Porsche Cayenne (500 Nm @ 3500 RPM) has 174 more torque (in Nm) than 2004 Opel Signum. (326 Nm @ 2000 RPM). This means 2010 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2004 Opel Signum.
Compare all specifications:
| 2004 Opel Signum | 2010 Porsche Cayenne | |
| Make | Opel | Porsche |
| Model | Signum | Cayenne |
| Year Released | 2004 | 2010 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 1908 cc | 4800 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 148 HP | 405 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 326 Nm | 500 Nm |
| Torque RPM | 2000 RPM | 3500 RPM |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 2225 kg |
| Vehicle Length | 4640 mm | 4796 mm |
| Vehicle Width | 1800 mm | 1958 mm |
| Vehicle Height | 1470 mm | 1676 mm |
| Wheelbase Size | 2840 mm | 2855 mm |
| Fuel Consumption | 5.1 L/100km | 13.8 L/100km |
| Fuel Consumption City | 7.8 L/100km | 21.4 L/100km |
| Fuel Tank Capacity | 60 L | 100 L |
