2007 BMW Z4 vs. 2002 Porsche Cayenne
To start off, 2007 BMW Z4 is newer by 5 year(s). Which means there will be less support and parts availability for 2002 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2002 Porsche Cayenne would be higher. At 4,511 cc (8 cylinders), 2002 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2007 BMW Z4 (338 HP @ 7900 RPM) has 4 more horse power than 2002 Porsche Cayenne. (334 HP @ 6000 RPM). In normal driving conditions, 2007 BMW Z4 should accelerate faster than 2002 Porsche Cayenne. With that said, vehicle weight also plays an important factor in acceleration. 2002 Porsche Cayenne weights approximately 760 kg more than 2007 BMW Z4.
Because 2002 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2007 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Porsche Cayenne (420 Nm @ 2500 RPM) has 55 more torque (in Nm) than 2007 BMW Z4. (365 Nm @ 4900 RPM). This means 2002 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2007 BMW Z4. 2002 Porsche Cayenne has automatic transmission and 2007 BMW Z4 has manual transmission. 2007 BMW Z4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2002 Porsche Cayenne will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 BMW Z4 | 2002 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | Z4 | Cayenne |
| Year Released | 2007 | 2002 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 3246 cc | 4511 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 338 HP | 334 HP |
| Engine RPM | 7900 RPM | 6000 RPM |
| Torque | 365 Nm | 420 Nm |
| Torque RPM | 4900 RPM | 2500 RPM |
| Engine Compression Ratio | 11.5:1 | 11.5:1 |
| Top Speed | 250 km/hour | 237 km/hour |
| Acceleration 0-100mph | 5 seconds | 7.2 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Automatic |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1485 kg | 2245 kg |
| Vehicle Length | 4120 mm | 4790 mm |
| Vehicle Width | 1790 mm | 1930 mm |
| Vehicle Height | 1310 mm | 1710 mm |
| Wheelbase Size | 2500 mm | 2740 mm |
| Fuel Consumption Overall | 12.1 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 55 L | 100 L |
