2005 Opel Astra vs. 2002 Porsche Carrera GT
To start off, 2005 Opel Astra is newer by 3 year(s). Which means there will be less support and parts availability for 2002 Porsche Carrera GT. In addition, the cost of maintenance, including insurance, on 2002 Porsche Carrera GT would be higher. At 5,731 cc (10 cylinders), 2002 Porsche Carrera GT is equipped with a bigger engine. In terms of performance, 2002 Porsche Carrera GT (604 HP @ 8000 RPM) has 456 more horse power than 2005 Opel Astra. (148 HP @ 4000 RPM) In normal driving conditions, 2002 Porsche Carrera GT should accelerate faster than 2005 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2002 Porsche Carrera GT weights approximately 145 kg more than 2005 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 Porsche Carrera GT is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 2002 Porsche Carrera GT. However, in wet, icy, snow, or gravel driving conditions, 2005 Opel Astra, being front wheel drive (FWD), will offer much better control with better grip. 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, 2002 Porsche Carrera GT (620 Nm @ 5750 RPM) has 300 more torque (in Nm) than 2005 Opel Astra. (320 Nm @ 2000 RPM). This means 2002 Porsche Carrera GT will have an easier job in driving up hills or pulling heavy equipment than 2005 Opel Astra.
Compare all specifications:
| 2005 Opel Astra | 2002 Porsche Carrera GT | |
| Make | Opel | Porsche |
| Model | Astra | Carrera GT |
| Year Released | 2005 | 2002 |
| Body Type | Hatchback | Roadster |
| Engine Position | Front | Middle |
| Engine Size | 1995 cc | 5731 cc |
| Engine Cylinders | 4 cylinders | 10 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 604 HP |
| Engine RPM | 4000 RPM | 8000 RPM |
| Torque | 320 Nm | 620 Nm |
| Torque RPM | 2000 RPM | 5750 RPM |
| Engine Bore Size | 82.1 mm | 98 mm |
| Engine Stroke Size | 90.4 mm | 76 mm |
| Engine Compression Ratio | 17.5:1 | 12.0:1 |
| Fuel Type | Diesel | Gasoline |
| Acceleration 0-100mph | 8.9 seconds | 3.9 seconds |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Number of Doors | 3 doors | 2 doors |
| Vehicle Weight | 1200 kg | 1345 kg |
| Vehicle Length | 4300 mm | 4620 mm |
| Vehicle Width | 1800 mm | 1930 mm |
| Vehicle Height | 1440 mm | 1170 mm |
| Wheelbase Size | 2400 mm | 2860 mm |
| Fuel Consumption Overall | 5.8 L/100km | 17.8 L/100km |
| Fuel Tank Capacity | 52 L | 64 L |
