2005 Mercedes-Benz S vs. 2003 Porsche Cayenne

To start off, 2005 Mercedes-Benz S is newer by 2 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 5,439 cc (8 cylinders), 2005 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 2003 Porsche Cayenne (444 HP @ 6000 RPM) has 81 more horse power than 2005 Mercedes-Benz S. (363 HP @ 6100 RPM) In normal driving conditions, 2003 Porsche Cayenne should accelerate faster than 2005 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2003 Porsche Cayenne weights approximately 445 kg more than 2005 Mercedes-Benz S. 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 2005 Mercedes-Benz S. 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 (620 Nm @ 2250 RPM) has 90 more torque (in Nm) than 2005 Mercedes-Benz S. (530 Nm @ 3150 RPM). This means 2003 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2005 Mercedes-Benz S.

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