2009 Porsche Cayman vs. 2006 Opel Astra
To start off, 2009 Porsche Cayman is newer by 3 year(s). Which means there will be less support and parts availability for 2006 Opel Astra. In addition, the cost of maintenance, including insurance, on 2006 Opel Astra would be higher. At 3,385 cc, 2009 Porsche Cayman is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayman (291 HP @ 6250 RPM) has 202 more horse power than 2006 Opel Astra. (89 HP @ 4000 RPM). In normal driving conditions, 2009 Porsche Cayman should accelerate faster than 2006 Opel Astra. With that said, vehicle weight also plays an important factor in acceleration. 2009 Porsche Cayman weights approximately 200 kg more than 2006 Opel Astra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Porsche Cayman 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 2009 Porsche Cayman. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2009 Porsche Cayman (340 Nm @ 4600 RPM) has 140 more torque (in Nm) than 2006 Opel Astra. (200 Nm @ 1750 RPM). This means 2009 Porsche Cayman will have an easier job in driving up hills or pulling heavy equipment than 2006 Opel Astra.
Compare all specifications:
| 2009 Porsche Cayman | 2006 Opel Astra | |
| Make | Porsche | Opel |
| Model | Cayman | Astra |
| Year Released | 2009 | 2006 |
| Engine Position | Middle | Front |
| Engine Size | 3385 cc | 1246 cc |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 291 HP | 89 HP |
| Engine RPM | 6250 RPM | 4000 RPM |
| Torque | 340 Nm | 200 Nm |
| Torque RPM | 4600 RPM | 1750 RPM |
| Engine Bore Size | 96.3 mm | 69.6 mm |
| Engine Stroke Size | 78.3 mm | 82 mm |
| Engine Compression Ratio | 11.1:1 | 18.0:1 |
| Fuel Type | Gasoline | Diesel |
| Top Speed | 267 km/hour | 172 km/hour |
| Acceleration 0-100mph | 6.1 seconds | 13.7 seconds |
| Drive Type | Rear | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1530 kg | 1330 kg |
| Vehicle Length | 4350 mm | 4260 mm |
| Vehicle Width | 1310 mm | 1760 mm |
| Vehicle Height | 1810 mm | 1470 mm |
| Wheelbase Size | 2420 mm | 2620 mm |
| Fuel Consumption Overall | 11 L/100km | 4.8 L/100km |
| Fuel Tank Capacity | 64 L | 52 L |
