2008 Chevrolet Impala 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 Chevrolet Impala. In addition, the cost of maintenance, including insurance, on 2008 Chevrolet Impala would be higher. At 4,800 cc (8 cylinders), 2013 Porsche Cayenne is equipped with a bigger engine. In terms of performance, 2013 Porsche Cayenne (414 HP @ 6500 RPM) has 203 more horse power than 2008 Chevrolet Impala. (211 HP @ 5800 RPM) In normal driving conditions, 2013 Porsche Cayenne should accelerate faster than 2008 Chevrolet Impala. With that said, vehicle weight also plays an important factor in acceleration. 2013 Porsche Cayenne weights approximately 1085 kg more than 2008 Chevrolet Impala. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2013 Porsche Cayenne is all wheel drive (AWD), it will have significant more traction and grip than 2008 Chevrolet Impala. In wet, icy, snow, or gravel driving conditions, 2013 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, 2013 Porsche Cayenne (515 Nm @ 3500 RPM) has 225 more torque (in Nm) than 2008 Chevrolet Impala. (290 Nm @ 4000 RPM). This means 2013 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2008 Chevrolet Impala. 2008 Chevrolet Impala 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 Chevrolet Impala will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2008 Chevrolet Impala | 2013 Porsche Cayenne | |
| Make | Chevrolet | Porsche |
| Model | Impala | Cayenne |
| Year Released | 2008 | 2013 |
| Engine Position | Front | Rear |
| Engine Size | 3505 cc | 4800 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 211 HP | 414 HP |
| Engine RPM | 5800 RPM | 6500 RPM |
| Torque | 290 Nm | 515 Nm |
| Torque RPM | 4000 RPM | 3500 RPM |
| Engine Bore Size | 99.1 mm | 96 mm |
| Engine Stroke Size | 75.9 mm | 83 mm |
| Engine Compression Ratio | 9.8:1 | 12.5 : 1 |
| Fuel Type | Gasoline | Diesel / Electric Hybrid |
| Drive Type | Front | AWD |
| Transmission Type | Automatic | 6-speed manual |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1075 kg | 2160 kg |
| Vehicle Length | 5100 mm | 4846 mm |
| Vehicle Width | 1860 mm | 2154 mm |
| Vehicle Height | 1500 mm | 1688 mm |
| Wheelbase Size | 2810 mm | 2895 mm |
| Fuel Consumption | 8.1 L/100km | 9.6 L/100km |
| Fuel Consumption City | 13.1 L/100km | 14.2 L/100km |
