2008 Opel Astra vs. 2005 Porsche Cayenne
To start off, 2008 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2005 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2005 Porsche Cayenne would be higher. At 4,507 cc (8 cylinders), 2005 Porsche Cayenne is equipped with a bigger engine. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche Cayenne weights approximately 1200 kg more than 2008 Opel Astra.
Because 2005 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2008 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2005 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, 2005 Porsche Cayenne (624 Nm @ 2250 RPM) has 474 more torque (in Nm) than 2008 Opel Astra. (150 Nm @ 3900 RPM). This means 2005 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2008 Opel Astra. 2005 Porsche Cayenne has automatic transmission and 2008 Opel Astra has manual transmission. 2008 Opel Astra will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Opel Astra | 2005 Porsche Cayenne | |
| Make | Opel | Porsche |
| Model | Astra | Cayenne |
| Year Released | 2008 | 2005 |
| Engine Position | Front | Front |
| Engine Size | 1596 cc | 4507 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 0 HP | 451 HP |
| Torque | 150 Nm | 624 Nm |
| Torque RPM | 3900 RPM | 2250 RPM |
| Engine Bore Size | 79 mm | 93 mm |
| Engine Stroke Size | 81.5 mm | 83 mm |
| Engine Compression Ratio | 10.5:1 | 9.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Top Speed | 185 km/hour | 266 km/hour |
| Acceleration 0-100mph | 12.3 seconds | 5.6 seconds |
| Drive Type | Front | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1230 kg | 2430 kg |
| Vehicle Length | 4260 mm | 4790 mm |
| Vehicle Width | 1760 mm | 1930 mm |
| Vehicle Height | 1700 mm | 1710 mm |
| Wheelbase Size | 2620 mm | 2860 mm |
| Fuel Consumption Overall | 6.6 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 52 L | 100 L |
