1981 Alfa Romeo Spider vs. 2007 Porsche Cayenne
To start off, 2007 Porsche Cayenne is newer by 26 year(s). Which means there will be less support and parts availability for 1981 Alfa Romeo Spider. In addition, the cost of maintenance, including insurance, on 1981 Alfa Romeo Spider would be higher. At 3,189 cc (6 cylinders), 2007 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2007 Porsche Cayenne (248 HP @ 6000 RPM) has 145 more horse power than 1981 Alfa Romeo Spider. (103 HP @ 5500 RPM) In normal driving conditions, 2007 Porsche Cayenne should accelerate faster than 1981 Alfa Romeo Spider. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayenne weights approximately 1160 kg more than 1981 Alfa Romeo Spider. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 1981 Alfa Romeo Spider. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Porsche Cayenne (310 Nm @ 2500 RPM) has 165 more torque (in Nm) than 1981 Alfa Romeo Spider. (145 Nm @ 4500 RPM). This means 2007 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 1981 Alfa Romeo Spider.
Compare all specifications:
| 1981 Alfa Romeo Spider | 2007 Porsche Cayenne | |
| Make | Alfa Romeo | Porsche |
| Model | Spider | Cayenne |
| Year Released | 1981 | 2007 |
| Body Type | Roadster | SUV |
| Engine Position | Front | Front |
| Engine Size | 1570 cc | 3189 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 103 HP | 248 HP |
| Engine RPM | 5500 RPM | 6000 RPM |
| Torque | 145 Nm | 310 Nm |
| Torque RPM | 4500 RPM | 2500 RPM |
| Engine Bore Size | 78 mm | 84 mm |
| Engine Stroke Size | 82 mm | 95.9 mm |
| Engine Compression Ratio | 9.0:1 | 11.5:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1000 kg | 2160 kg |
| Vehicle Length | 4130 mm | 4790 mm |
| Vehicle Width | 1640 mm | 1930 mm |
| Vehicle Height | 1300 mm | 1710 mm |
| Wheelbase Size | 2260 mm | 2860 mm |
