2009 Porsche Cayenne vs. 2011 Chevrolet Avalanche
To start off, 2011 Chevrolet Avalanche is newer by 2 year(s). Which means there will be less support and parts availability for 2009 Porsche Cayenne. In addition, the cost of maintenance, including insurance, on 2009 Porsche Cayenne would be higher. At 5,300 cc (8 cylinders), 2011 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (494 HP @ 6000 RPM) has 187 more horse power than 2011 Chevrolet Avalanche. (307 HP @ 5200 RPM). In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2011 Chevrolet Avalanche.
Because 2009 Porsche Cayenne is four wheel drive (4WD), it will have significant more traction and grip than 2011 Chevrolet Avalanche. In wet, icy, snow, or gravel driving conditions, 2009 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, 2009 Porsche Cayenne (700 Nm @ 4500 RPM) has 365 more torque (in Nm) than 2011 Chevrolet Avalanche. (335 Nm @ 4400 RPM). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2011 Chevrolet Avalanche.
Compare all specifications:
| 2009 Porsche Cayenne | 2011 Chevrolet Avalanche | |
| Make | Porsche | Chevrolet |
| Model | Cayenne | Avalanche |
| Year Released | 2009 | 2011 |
| Body Type | SUV | Pickup |
| Engine Position | Front | Front |
| Engine Size | 4806 cc | 5300 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 494 HP | 307 HP |
| Engine RPM | 6000 RPM | 5200 RPM |
| Torque | 700 Nm | 335 Nm |
| Torque RPM | 4500 RPM | 4400 RPM |
| Engine Compression Ratio | 10.5:1 | 9.9:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 5 seats | 6 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Length | 4800 mm | 3500 mm |
| Vehicle Width | 1700 mm | 2020 mm |
| Vehicle Height | 1930 mm | 1950 mm |
| Wheelbase Size | 2860 mm | 3310 mm |
| Fuel Tank Capacity | 100 L | 117 L |
