2003 Opel Vectra vs. 2009 Porsche Cayenne
To start off, 2009 Porsche Cayenne is newer by 6 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 4,806 cc (8 cylinders), 2009 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (380 HP @ 6200 RPM) has 171 more horse power than 2003 Opel Vectra. (209 HP @ 6200 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2003 Opel Vectra. With that said, vehicle weight also plays an important factor in acceleration. 2003 Opel Vectra weights approximately 275 kg more than 2009 Porsche Cayenne.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Vectra. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Porsche Cayenne (500 Nm @ 3500 RPM) has 200 more torque (in Nm) than 2003 Opel Vectra. (300 Nm @ 4000 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra.
Compare all specifications:
| 2003 Opel Vectra | 2009 Porsche Cayenne | |
| Make | Opel | Porsche |
| Model | Vectra | Cayenne |
| Year Released | 2003 | 2009 |
| Engine Position | Front | Front |
| Engine Size | 3175 cc | 4806 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 209 HP | 380 HP |
| Engine RPM | 6200 RPM | 6200 RPM |
| Torque | 300 Nm | 500 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 87.5 mm | 96 mm |
| Engine Stroke Size | 88 mm | 83 mm |
| Engine Compression Ratio | 10.0:1 | 12.5:1 |
| Top Speed | 239 km/hour | 252 km/hour |
| Acceleration 0-100mph | 8.1 seconds | 6.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1625 kg | 1350 kg |
| Vehicle Length | 4830 mm | 4800 mm |
| Vehicle Width | 1800 mm | 1710 mm |
| Vehicle Height | 1510 mm | 1930 mm |
| Wheelbase Size | 2840 mm | 2860 mm |
| Fuel Consumption Overall | 10.1 L/100km | 13.2 L/100km |
| Fuel Tank Capacity | 60 L | 100 L |
