2001 Opel Signum vs. 2007 Porsche Cayenne
To start off, 2007 Porsche Cayenne is newer by 6 year(s). Which means there will be less support and parts availability for 2001 Opel Signum. In addition, the cost of maintenance, including insurance, on 2001 Opel Signum would be higher. At 4,511 cc (8 cylinders), 2007 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2007 Porsche Cayenne (444 HP @ 6000 RPM) has 236 more horse power than 2001 Opel Signum. (208 HP @ 6200 RPM) In normal driving conditions, 2007 Porsche Cayenne should accelerate faster than 2001 Opel Signum. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayenne weights approximately 820 kg more than 2001 Opel Signum. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2001 Opel Signum. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Porsche Cayenne (620 Nm @ 2250 RPM) has 320 more torque (in Nm) than 2001 Opel Signum. (300 Nm @ 4000 RPM). This means 2007 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2001 Opel Signum. 2007 Porsche Cayenne has automatic transmission and 2001 Opel Signum has manual transmission. 2001 Opel Signum will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2001 Opel Signum | 2007 Porsche Cayenne | |
| Make | Opel | Porsche |
| Model | Signum | Cayenne |
| Year Released | 2001 | 2007 |
| Body Type | Hatchback | SUV |
| Engine Position | Front | Front |
| Engine Size | 3173 cc | 4511 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 208 HP | 444 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 300 Nm | 620 Nm |
| Torque RPM | 4000 RPM | 2250 RPM |
| Engine Bore Size | 87.5 mm | 93 mm |
| Engine Stroke Size | 88 mm | 83 mm |
| Engine Compression Ratio | 10.0:1 | 9.5:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Top Speed | 237 km/hour | 266 km/hour |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1610 kg | 2430 kg |
| Vehicle Length | 4640 mm | 4790 mm |
| Vehicle Width | 1800 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1710 mm |
| Wheelbase Size | 2640 mm | 2860 mm |
| Fuel Consumption Overall | 10.1 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 52 L | 100 L |
