2003 Opel Speedster vs. 2011 Porsche Cayenne
To start off, 2011 Porsche Cayenne is newer by 8 year(s). Which means there will be less support and parts availability for 2003 Opel Speedster. In addition, the cost of maintenance, including insurance, on 2003 Opel Speedster would be higher. At 3,000 cc (6 cylinders), 2011 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2011 Porsche Cayenne (380 HP @ 5500 RPM) has 235 more horse power than 2003 Opel Speedster. (145 HP @ 6000 RPM) In normal driving conditions, 2011 Porsche Cayenne should accelerate faster than 2003 Opel Speedster. With that said, vehicle weight also plays an important factor in acceleration. 2011 Porsche Cayenne weights approximately 1364 kg more than 2003 Opel Speedster. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2003 Opel Speedster. In wet, icy, snow, or gravel driving conditions, 2011 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, 2011 Porsche Cayenne (578 Nm @ 1000 RPM) has 375 more torque (in Nm) than 2003 Opel Speedster. (203 Nm @ 4000 RPM). This means 2011 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2003 Opel Speedster. 2011 Porsche Cayenne has automatic transmission and 2003 Opel Speedster has manual transmission. 2003 Opel Speedster will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2011 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2003 Opel Speedster | 2011 Porsche Cayenne | |
| Make | Opel | Porsche |
| Model | Speedster | Cayenne |
| Year Released | 2003 | 2011 |
| Body Type | Convertible | SUV |
| Engine Position | Middle | Front |
| Engine Size | 2198 cc | 3000 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 145 HP | 380 HP |
| Engine RPM | 6000 RPM | 5500 RPM |
| Torque | 203 Nm | 578 Nm |
| Torque RPM | 4000 RPM | 1000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 876 kg | 2240 kg |
| Vehicle Length | 3790 mm | 4846 mm |
| Vehicle Width | 1710 mm | 1938 mm |
| Vehicle Height | 1120 mm | 1712 mm |
| Wheelbase Size | 2710 mm | 2896 mm |
| Fuel Consumption | 6.4 L/100km | 9.8 L/100km |
| Fuel Consumption City | 12.3 L/100km | 11.8 L/100km |
| Fuel Tank Capacity | 36 L | 85 L |
