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 (399 HP @ 6500 RPM) has 276 more horse power than 2003 Opel Vectra. (123 HP @ 3250 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 283 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 220 more torque (in Nm) than 2003 Opel Vectra. (280 Nm @ 1500 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Vectra. 2003 Opel Vectra has automatic transmission and 2009 Porsche Cayenne has manual transmission. 2009 Porsche Cayenne will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2003 Opel Vectra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Vectra | 2009 Porsche Cayenne | |
| Make | Opel | Porsche |
| Model | Vectra | Cayenne |
| Year Released | 2003 | 2009 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2171 cc | 4806 cc |
| Engine Cylinders | 4 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 123 HP | 399 HP |
| Engine RPM | 3250 RPM | 6500 RPM |
| Torque | 280 Nm | 500 Nm |
| Torque RPM | 1500 RPM | 3500 RPM |
| Engine Bore Size | 84 mm | 96 mm |
| Engine Stroke Size | 98 mm | 83 mm |
| Engine Compression Ratio | 18.5:1 | 12.5:1 |
| Top Speed | 199 km/hour | 253 km/hour |
| Acceleration 0-100mph | 12.2 seconds | 6.1 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1633 kg | 1350 kg |
| Vehicle Length | 4830 mm | 4800 mm |
| Vehicle Width | 1800 mm | 1680 mm |
| Vehicle Height | 1470 mm | 1930 mm |
| Wheelbase Size | 2610 mm | 2860 mm |
| Fuel Consumption Overall | 7.4 L/100km | 15.1 L/100km |
| Fuel Tank Capacity | 60 L | 100 L |
