2005 Chevrolet Avalanche vs. 2009 Porsche Cayenne
To start off, 2009 Porsche Cayenne is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Chevrolet Avalanche. In addition, the cost of maintenance, including insurance, on 2005 Chevrolet Avalanche would be higher. At 5,325 cc (8 cylinders), 2005 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2009 Porsche Cayenne (494 HP @ 6000 RPM) has 199 more horse power than 2005 Chevrolet Avalanche. (295 HP @ 5600 RPM) In normal driving conditions, 2009 Porsche Cayenne should accelerate faster than 2005 Chevrolet Avalanche. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Avalanche weights approximately 37 kg more than 2009 Porsche Cayenne.
Let's talk about torque, 2009 Porsche Cayenne (700 Nm) has 253 more torque (in Nm) than 2005 Chevrolet Avalanche. (447 Nm). This means 2009 Porsche Cayenne will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Avalanche.
Compare all specifications:
| 2005 Chevrolet Avalanche | 2009 Porsche Cayenne | |
| Make | Chevrolet | Porsche |
| Model | Avalanche | Cayenne |
| Year Released | 2005 | 2009 |
| Body Type | Pickup | SUV |
| Engine Position | Front | Front |
| Engine Size | 5325 cc | 4806 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 295 HP | 494 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 447 Nm | 700 Nm |
| Engine Bore Size | 96 mm | 96 mm |
| Engine Stroke Size | 92 mm | 83 mm |
| Engine Compression Ratio | 9.5:1 | 10.5:1 |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2467 kg | 2430 kg |
| Vehicle Length | 5640 mm | 4800 mm |
| Vehicle Width | 2030 mm | 1700 mm |
| Vehicle Height | 1880 mm | 1930 mm |
| Wheelbase Size | 3310 mm | 2860 mm |
| Fuel Consumption Overall | 14.7 L/100km | 14.9 L/100km |
| Fuel Tank Capacity | 117 L | 100 L |
