2005 Mercedes-Benz C vs. 2007 Porsche Cayenne
To start off, 2007 Porsche Cayenne is newer by 2 year(s). Which means there will be less support and parts availability for 2005 Mercedes-Benz C. In addition, the cost of maintenance, including insurance, on 2005 Mercedes-Benz C would be higher. At 3,598 cc (6 cylinders), 2007 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2007 Porsche Cayenne (287 HP @ 6200 RPM) has 66 more horse power than 2005 Mercedes-Benz C. (221 HP @ 3800 RPM) In normal driving conditions, 2007 Porsche Cayenne should accelerate faster than 2005 Mercedes-Benz C. With that said, vehicle weight also plays an important factor in acceleration. 2007 Porsche Cayenne weights approximately 470 kg more than 2005 Mercedes-Benz C. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2007 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2005 Mercedes-Benz C. In wet, icy, snow, or gravel driving conditions, 2007 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, 2005 Mercedes-Benz C (511 Nm @ 1600 RPM) has 126 more torque (in Nm) than 2007 Porsche Cayenne. (385 Nm @ 3000 RPM). This means 2005 Mercedes-Benz C will have an easier job in driving up hills or pulling heavy equipment than 2007 Porsche Cayenne.
Compare all specifications:
| 2005 Mercedes-Benz C | 2007 Porsche Cayenne | |
| Make | Mercedes-Benz | Porsche |
| Model | C | Cayenne |
| Year Released | 2005 | 2007 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 2987 cc | 3598 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 221 HP | 287 HP |
| Engine RPM | 3800 RPM | 6200 RPM |
| Torque | 511 Nm | 385 Nm |
| Torque RPM | 1600 RPM | 3000 RPM |
| Engine Bore Size | 83 mm | 89 mm |
| Engine Stroke Size | 92 mm | 96.4 mm |
| Top Speed | 250 km/hour | 227 km/hour |
| Acceleration 0-100mph | 6.9 seconds | 8.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1690 kg | 2160 kg |
| Vehicle Length | 4530 mm | 4430 mm |
| Vehicle Width | 1730 mm | 1930 mm |
| Vehicle Height | 1440 mm | 1710 mm |
| Wheelbase Size | 2720 mm | 2860 mm |
| Fuel Tank Capacity | 62 L | 100 L |
