2008 Porsche Cayenne vs. 1978 Porsche 911
To start off, 2008 Porsche Cayenne is newer by 30 year(s). Which means there will be less support and parts availability for 1978 Porsche 911. In addition, the cost of maintenance, including insurance, on 1978 Porsche 911 would be higher. At 4,800 cc (8 cylinders), 2008 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2008 Porsche Cayenne (405 HP @ 6500 RPM) has 50 more horse power than 1978 Porsche 911. (355 HP @ 4200 RPM). In normal driving conditions, 2008 Porsche Cayenne should accelerate faster than 1978 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche Cayenne weights approximately 1046 kg more than 1978 Porsche 911. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 1978 Porsche 911. In wet, icy, snow, or gravel driving conditions, 2008 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, 1978 Porsche 911 (750 Nm @ 2000 RPM) has 72 more torque (in Nm) than 2008 Porsche Cayenne. (678 Nm @ 3500 RPM). This means 1978 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche Cayenne.
Compare all specifications:
| 2008 Porsche Cayenne | 1978 Porsche 911 | |
| Make | Porsche | Porsche |
| Model | Cayenne | 911 |
| Year Released | 2008 | 1978 |
| Body Type | SUV | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 4800 cc | 2992 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Horse Power | 405 HP | 355 HP |
| Engine RPM | 6500 RPM | 4200 RPM |
| Torque | 678 Nm | 750 Nm |
| Torque RPM | 3500 RPM | 2000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 2225 kg | 1179 kg |
| Vehicle Length | 4790 mm | 4300 mm |
| Vehicle Width | 1930 mm | 1660 mm |
| Vehicle Height | 1710 mm | 1330 mm |
| Wheelbase Size | 2860 mm | 2270 mm |
| Fuel Tank Capacity | 100 L | 80 L |
