2004 BMW Z4 vs. 2012 Porsche Cayenne
To start off, 2012 Porsche Cayenne is newer by 8 year(s). Which means there will be less support and parts availability for 2004 BMW Z4. In addition, the cost of maintenance, including insurance, on 2004 BMW Z4 would be higher. At 3,600 cc (6 cylinders), 2012 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2012 Porsche Cayenne (300 HP @ 6300 RPM) has 75 more horse power than 2004 BMW Z4. (225 HP @ 5900 RPM) In normal driving conditions, 2012 Porsche Cayenne should accelerate faster than 2004 BMW Z4. With that said, vehicle weight also plays an important factor in acceleration. 2012 Porsche Cayenne weights approximately 600 kg more than 2004 BMW Z4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2012 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2004 BMW Z4. In wet, icy, snow, or gravel driving conditions, 2012 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, 2012 Porsche Cayenne (400 Nm @ 3000 RPM) has 100 more torque (in Nm) than 2004 BMW Z4. (300 Nm @ 3500 RPM). This means 2012 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2004 BMW Z4.
Compare all specifications:
| 2004 BMW Z4 | 2012 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | Z4 | Cayenne |
| Year Released | 2004 | 2012 |
| Body Type | Convertible | SUV |
| Engine Position | Front | Front |
| Engine Size | 2983 cc | 3600 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 225 HP | 300 HP |
| Engine RPM | 5900 RPM | 6300 RPM |
| Torque | 300 Nm | 400 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | 4WD |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 5 doors |
| Vehicle Weight | 1395 kg | 1995 kg |
| Vehicle Length | 4100 mm | 4846 mm |
| Vehicle Width | 1790 mm | 1939 mm |
| Vehicle Height | 1310 mm | 1712 mm |
| Wheelbase Size | 2500 mm | 2896 mm |
| Fuel Consumption | 8.1 L/100km | 10.7 L/100km |
| Fuel Consumption City | 11.2 L/100km | 15.7 L/100km |
| Fuel Tank Capacity | 55 L | 85 L |
