2007 Mercedes-Benz R vs. 2003 Porsche Cayenne
To start off, 2007 Mercedes-Benz R is newer by 4 year(s). Which means there will be less support and parts availability for 2003 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2003 Porsche Cayenne would be higher. 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 148 more horse power than 2007 Mercedes-Benz R. (187 HP @ 4000 RPM) In normal driving conditions, 2003 Porsche Cayenne should accelerate faster than 2007 Mercedes-Benz R. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche Cayenne weights approximately 96 kg more than 2007 Mercedes-Benz R. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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 Mercedes-Benz R (440 Nm @ 1400 RPM) has 20 more torque (in Nm) than 2003 Porsche Cayenne. (420 Nm @ 2500 RPM). This means 2007 Mercedes-Benz R will have an easier job in driving up hills or pulling heavy equipment than 2003 Porsche Cayenne. 2007 Mercedes-Benz R has automatic transmission and 2003 Porsche Cayenne has manual transmission. 2003 Porsche Cayenne will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Mercedes-Benz R will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Mercedes-Benz R | 2003 Porsche Cayenne | |
| Make | Mercedes-Benz | Porsche |
| Model | R | Cayenne |
| Year Released | 2007 | 2003 |
| Body Type | Minivan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 4511 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 187 HP | 335 HP |
| Engine RPM | 4000 RPM | 6000 RPM |
| Torque | 440 Nm | 420 Nm |
| Torque RPM | 1400 RPM | 2500 RPM |
| Engine Bore Size | 83 mm | 93 mm |
| Engine Stroke Size | 92 mm | 83 mm |
| Engine Compression Ratio | 18.0:1 | 11.5:1 |
| Fuel Type | Diesel | Gasoline - Premium |
| Acceleration 0-100mph | 9.8 seconds | 6.8 seconds |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2226 kg | 2322 kg |
| Vehicle Length | 4930 mm | 4790 mm |
| Vehicle Width | 1930 mm | 1930 mm |
| Vehicle Height | 1660 mm | 1710 mm |
| Wheelbase Size | 2990 mm | 2860 mm |
| Fuel Consumption Overall | 9.3 L/100km | 15.8 L/100km |
| Fuel Tank Capacity | 80 L | 100 L |
