2006 Cadillac STS vs. 2008 Porsche Cayenne
To start off, 2008 Porsche Cayenne is newer by 2 year(s). Which means there will be less support and parts availability for 2006 Cadillac STS. In addition, the cost of maintenance, including insurance, on 2006 Cadillac STS 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 34 more horse power than 2006 Cadillac STS. (253 HP @ 6500 RPM) In normal driving conditions, 2008 Porsche Cayenne should accelerate faster than 2006 Cadillac STS. With that said, vehicle weight also plays an important factor in acceleration. 2008 Porsche Cayenne weights approximately 378 kg more than 2006 Cadillac STS. 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 2006 Cadillac STS. 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 43 more torque (in Nm) than 2006 Cadillac STS. (342 Nm @ 3200 RPM). This means 2008 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2006 Cadillac STS. 2006 Cadillac STS has automatic transmission and 2008 Porsche Cayenne has manual transmission. 2008 Porsche Cayenne will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2006 Cadillac STS will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2006 Cadillac STS | 2008 Porsche Cayenne | |
| Make | Cadillac | Porsche |
| Model | STS | Cayenne |
| Year Released | 2006 | 2008 |
| Body Type | Sedan | SUV |
| Engine Position | Front | Front |
| Engine Size | 3563 cc | 3598 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 4 valves |
| Horse Power | 253 HP | 287 HP |
| Engine RPM | 6500 RPM | 6200 RPM |
| Torque | 342 Nm | 385 Nm |
| Torque RPM | 3200 RPM | 3000 RPM |
| Engine Bore Size | 94 mm | 89 mm |
| Engine Stroke Size | 85.6 mm | 96.4 mm |
| Engine Compression Ratio | 10.2:1 | 12.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline - Premium |
| Top Speed | 229 km/hour | 227 km/hour |
| Acceleration 0-100mph | 7.4 seconds | 8.1 seconds |
| Drive Type | Rear | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1782 kg | 2160 kg |
| Vehicle Length | 4990 mm | 4800 mm |
| Vehicle Width | 1850 mm | 1930 mm |
| Vehicle Height | 1470 mm | 1710 mm |
| Wheelbase Size | 2960 mm | 2860 mm |
| Fuel Consumption Overall | 12.4 L/100km | 12.9 L/100km |
| Fuel Tank Capacity | 66 L | 100 L |
