2007 Mercedes-Benz Viano vs. 2003 Porsche Cayenne
To start off, 2007 Mercedes-Benz Viano 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 3,179 cc (6 cylinders), 2003 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2003 Porsche Cayenne (247 HP) has 139 more horse power than 2007 Mercedes-Benz Viano. (108 HP) In normal driving conditions, 2003 Porsche Cayenne should accelerate faster than 2007 Mercedes-Benz Viano. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche Cayenne weights approximately 130 kg more than 2007 Mercedes-Benz Viano. 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 2007 Mercedes-Benz Viano. 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 (310 Nm @ 2500 RPM) has 40 more torque (in Nm) than 2007 Mercedes-Benz Viano. (270 Nm @ 1600 RPM). This means 2003 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2007 Mercedes-Benz Viano.
Compare all specifications:
| 2007 Mercedes-Benz Viano | 2003 Porsche Cayenne | |
| Make | Mercedes-Benz | Porsche |
| Model | Viano | Cayenne |
| Year Released | 2007 | 2003 |
| Body Type | Minivan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2148 cc | 3179 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 108 HP | 247 HP |
| Torque | 270 Nm | 310 Nm |
| Torque RPM | 1600 RPM | 2500 RPM |
| Engine Bore Size | 88.1 mm | 84 mm |
| Engine Stroke Size | 88.3 mm | 95.9 mm |
| Engine Compression Ratio | 18.0:1 | 11.5:1 |
| Acceleration 0-100mph | 16.2 seconds | 9.7 seconds |
| Drive Type | Rear | 4WD |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 2040 kg | 2170 kg |
| Vehicle Length | 5230 mm | 4790 mm |
| Vehicle Width | 1910 mm | 1930 mm |
| Vehicle Height | 1880 mm | 1710 mm |
| Wheelbase Size | 3210 mm | 2860 mm |
| Fuel Consumption Overall | 8.9 L/100km | 13.5 L/100km |
| Fuel Tank Capacity | 75 L | 100 L |
