2003 BMW 520 vs. 2003 Porsche Cayenne
To start off, both 2003 BMW 520 and 2003 Porsche Cayenne were released in the same year (2003). Therefore the support and the availability on parts for both vehicles should be relatively similar. At 4,511 cc (8 cylinders), 2003 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2003 Porsche Cayenne (335 HP @ 6000 RPM) has 168 more horse power than 2003 BMW 520. (167 HP @ 6100 RPM) In normal driving conditions, 2003 Porsche Cayenne should accelerate faster than 2003 BMW 520. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche Cayenne weights approximately 652 kg more than 2003 BMW 520. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2003 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2003 BMW 520. In wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Porsche Cayenne (420 Nm @ 2500 RPM) has 210 more torque (in Nm) than 2003 BMW 520. (210 Nm @ 3500 RPM). This means 2003 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2003 BMW 520.
Compare all specifications:
| 2003 BMW 520 | 2003 Porsche Cayenne | |
| Make | BMW | Porsche |
| Model | 520 | Cayenne |
| Year Released | 2003 | 2003 |
| Body Type | Station Wagon | SUV |
| Engine Position | Front | Front |
| Engine Size | 2170 cc | 4511 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 167 HP | 335 HP |
| Engine RPM | 6100 RPM | 6000 RPM |
| Torque | 210 Nm | 420 Nm |
| Torque RPM | 3500 RPM | 2500 RPM |
| Engine Bore Size | 80 mm | 93 mm |
| Engine Stroke Size | 72 mm | 83 mm |
| Engine Compression Ratio | 10.7:1 | 11.5:1 |
| Acceleration 0-100mph | 9.5 seconds | 6.8 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1670 kg | 2322 kg |
| Vehicle Length | 4810 mm | 4790 mm |
| Vehicle Width | 1810 mm | 1930 mm |
| Vehicle Height | 1450 mm | 1710 mm |
| Wheelbase Size | 2890 mm | 2860 mm |
| Fuel Consumption Overall | 9.5 L/100km | 15.8 L/100km |
| Fuel Tank Capacity | 70 L | 100 L |
