2006 Opel Astra vs. 2005 Porsche 911
To start off, 2006 Opel Astra is newer by 1 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 3,596 cc (6 cylinders), 2005 Porsche 911 is equipped with a bigger engine. In terms of performance, 2005 Porsche 911 (414 HP @ 6000 RPM) has 266 more horse power than 2006 Opel Astra. (148 HP @ 4000 RPM) In normal driving conditions, 2005 Porsche 911 should accelerate faster than 2006 Opel Astra.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2006 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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 911 (560 Nm @ 2700 RPM) has 240 more torque (in Nm) than 2006 Opel Astra. (320 Nm @ 2000 RPM). This means 2005 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2006 Opel Astra | 2005 Porsche 911 | |
| Make | Opel | Porsche |
| Model | Astra | 911 |
| Year Released | 2006 | 2005 |
| Engine Position | Front | Rear |
| Engine Size | 1910 cc | 3596 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | boxer |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 148 HP | 414 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 320 Nm | 560 Nm |
| Torque RPM | 2000 RPM | 2700 RPM |
| Engine Bore Size | 83 mm | 100 mm |
| Engine Stroke Size | 92 mm | 76.4 mm |
| Engine Compression Ratio | 17.5:1 | 9.4:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Drive Type | Front | 4WD |
| Number of Seats | 4 seats | 4 seats |
| Vehicle Width | 1760 mm | 1840 mm |
