2005 Porsche 996 vs. 2007 Opel Astra
To start off, 2007 Opel Astra is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Porsche 996. In addition, the cost of maintenance, including insurance, on 2005 Porsche 996 would be higher. At 3,596 cc (6 cylinders), 2005 Porsche 996 is equipped with a bigger engine. In terms of performance, 2005 Porsche 996 (317 HP @ 6800 RPM) has 227 more horse power than 2007 Opel Astra. (90 HP @ 4000 RPM). In normal driving conditions, 2005 Porsche 996 should accelerate faster than 2007 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 996 weights approximately 75 kg more than 2007 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2005 Porsche 996 is four wheel drive (4WD), it will have significant more traction and grip than 2007 Opel Astra. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 996 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 996 (370 Nm @ 4250 RPM) has 170 more torque (in Nm) than 2007 Opel Astra. (200 Nm @ 1750 RPM). This means 2005 Porsche 996 will have an easier job in driving up hills or pulling heavy equipment than 2007 Opel Astra. 2007 Opel Astra has automatic transmission and 2005 Porsche 996 has manual transmission. 2005 Porsche 996 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Opel Astra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Porsche 996 | 2007 Opel Astra | |
| Make | Porsche | Opel |
| Model | 996 | Astra |
| Year Released | 2005 | 2007 |
| Body Type | Coupe | Hatchback |
| Engine Position | Rear | Front |
| Engine Size | 3596 cc | 1248 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 317 HP | 90 HP |
| Engine RPM | 6800 RPM | 4000 RPM |
| Torque | 370 Nm | 200 Nm |
| Torque RPM | 4250 RPM | 1750 RPM |
| Engine Bore Size | 96 mm | 69.6 mm |
| Engine Stroke Size | 82.8 mm | 82 mm |
| Fuel Type | Gasoline | Diesel |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Automatic |
| Number of Seats | 4 seats | 4 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1405 kg | 1330 kg |
| Vehicle Length | 4440 mm | 4300 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1310 mm | 1440 mm |
| Wheelbase Size | 2360 mm | 2620 mm |
| Fuel Tank Capacity | 64 L | 52 L |
