2007 Porsche Cayenne vs. 1999 Rover 75
To start off, 2007 Porsche Cayenne is newer by 8 year(s). Which means there will be less support and parts availability for 1999 Rover 75. In addition, the cost of maintenance, including insurance, on 1999 Rover 75 would be higher. At 4,511 cc (8 cylinders), 2007 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2007 Porsche Cayenne (444 HP @ 6000 RPM) has 269 more horse power than 1999 Rover 75. (175 HP @ 6500 RPM). In normal driving conditions, 2007 Porsche Cayenne should accelerate faster than 1999 Rover 75. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayenne weights approximately 990 kg more than 1999 Rover 75. 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 1999 Rover 75. 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 (620 Nm @ 2250 RPM) has 380 more torque (in Nm) than 1999 Rover 75. (240 Nm @ 4000 RPM). This means 2007 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 1999 Rover 75. 2007 Porsche Cayenne has automatic transmission and 1999 Rover 75 has manual transmission. 1999 Rover 75 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Porsche Cayenne | 1999 Rover 75 | |
| Make | Porsche | Rover |
| Model | Cayenne | 75 |
| Year Released | 2007 | 1999 |
| Engine Position | Front | Front |
| Engine Size | 4511 cc | 2497 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 444 HP | 175 HP |
| Engine RPM | 6000 RPM | 6500 RPM |
| Torque | 620 Nm | 240 Nm |
| Torque RPM | 2250 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Vehicle Weight | 2430 kg | 1440 kg |
| Vehicle Length | 4790 mm | 4760 mm |
| Vehicle Width | 1930 mm | 1780 mm |
| Vehicle Height | 1710 mm | 1430 mm |
| Wheelbase Size | 2860 mm | 2750 mm |
