1991 Mercedes-Benz 300 vs. 2008 Porsche Cayenne
To start off, 2008 Porsche Cayenne is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Mercedes-Benz 300. In addition, the cost of maintenance, including insurance, on 1991 Mercedes-Benz 300 would be higher. At 3,598 cc (6 cylinders), 2008 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2008 Porsche Cayenne (287 HP @ 6200 RPM) has 56 more horse power than 1991 Mercedes-Benz 300. (231 HP @ 5800 RPM) In normal driving conditions, 2008 Porsche Cayenne should accelerate faster than 1991 Mercedes-Benz 300. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche Cayenne weights approximately 260 kg more than 1991 Mercedes-Benz 300. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2008 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 1991 Mercedes-Benz 300. In wet, icy, snow, or gravel driving conditions, 2008 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, 2008 Porsche Cayenne (385 Nm @ 3000 RPM) has 75 more torque (in Nm) than 1991 Mercedes-Benz 300. (310 Nm @ 4100 RPM). This means 2008 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 1991 Mercedes-Benz 300.
Compare all specifications:
| 1991 Mercedes-Benz 300 | 2008 Porsche Cayenne | |
| Make | Mercedes-Benz | Porsche |
| Model | 300 | Cayenne |
| Year Released | 1991 | 2008 |
| Engine Position | Front | Front |
| Engine Size | 3199 cc | 3598 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | V |
| Horse Power | 231 HP | 287 HP |
| Engine RPM | 5800 RPM | 6200 RPM |
| Torque | 310 Nm | 385 Nm |
| Torque RPM | 4100 RPM | 3000 RPM |
| Engine Bore Size | 89.9 mm | 89 mm |
| Engine Stroke Size | 84 mm | 96.4 mm |
| Engine Compression Ratio | 10.0:1 | 12.3:1 |
| Top Speed | 230 km/hour | 227 km/hour |
| Acceleration 0-100mph | 8.9 seconds | 8.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1900 kg | 2160 kg |
| Vehicle Length | 5220 mm | 4800 mm |
| Vehicle Width | 1890 mm | 1930 mm |
| Vehicle Height | 1500 mm | 1710 mm |
| Wheelbase Size | 3150 mm | 2860 mm |
| Fuel Tank Capacity | 100 L | 100 L |
