2008 GMC Sierra vs. 2013 Porsche Cayenne
To start off, 2013 Porsche Cayenne is newer by 5 year(s). Which means there will be less support and parts availability for 2008 GMC Sierra. In addition, the cost of maintenance, including insurance, on 2008 GMC Sierra would be higher. At 4,298 cc (6 cylinders), 2008 GMC Sierra is equipped with a bigger engine. In terms of performance, 2013 Porsche Cayenne (237 HP @ 4000 RPM) has 42 more horse power than 2008 GMC Sierra. (195 HP @ 4600 RPM) In normal driving conditions, 2013 Porsche Cayenne should accelerate faster than 2008 GMC Sierra. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche Cayenne weights approximately 34 kg more than 2008 GMC Sierra. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2013 Porsche Cayenne (550 Nm @ 2750 RPM) has 197 more torque (in Nm) than 2008 GMC Sierra. (353 Nm @ 2800 RPM). This means 2013 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2008 GMC Sierra. 2008 GMC Sierra has automatic transmission and 2013 Porsche Cayenne has manual transmission. 2013 Porsche Cayenne will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2008 GMC Sierra will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 GMC Sierra | 2013 Porsche Cayenne | |
| Make | GMC | Porsche |
| Model | Sierra | Cayenne |
| Year Released | 2008 | 2013 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Rear |
| Engine Size | 4298 cc | 3000 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 195 HP | 237 HP |
| Engine RPM | 4600 RPM | 4000 RPM |
| Torque | 353 Nm | 550 Nm |
| Torque RPM | 2800 RPM | 2750 RPM |
| Engine Compression Ratio | 9.2:1 | 16.8 : 1 |
| Drive Type | 4WD | AWD |
| Transmission Type | Automatic | 6-speed manual |
| Number of Seats | 3 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 2141 kg | 2175 kg |
| Vehicle Length | 5710 mm | 4846 mm |
| Vehicle Width | 2040 mm | 2154 mm |
| Vehicle Height | 1880 mm | 1705 mm |
| Wheelbase Size | 3030 mm | 2895 mm |
