2005 Chevrolet Avalanche vs. 2008 Porsche 911
To start off, 2008 Porsche 911 is newer by 3 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 8,128 cc (8 cylinders), 2005 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 2008 Porsche 911 (350 HP @ 6600 RPM) has 30 more horse power than 2005 Chevrolet Avalanche. (320 HP @ 5600 RPM) In normal driving conditions, 2008 Porsche 911 should accelerate faster than 2005 Chevrolet Avalanche. With that said, vehicle weight also plays an important factor in acceleration. 2005 Chevrolet Avalanche weights approximately 1448 kg more than 2008 Porsche 911.
Both vehicles are four wheel drive (4WD) - it offers better handling, traction, and control in all driving conditions compared with front wheel drive or rear wheel drive vehicles. 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, 2005 Chevrolet Avalanche (597 Nm) has 197 more torque (in Nm) than 2008 Porsche 911. (400 Nm). This means 2005 Chevrolet Avalanche will have an easier job in driving up hills or pulling heavy equipment than 2008 Porsche 911. 2005 Chevrolet Avalanche has automatic transmission and 2008 Porsche 911 has manual transmission. 2008 Porsche 911 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2005 Chevrolet Avalanche will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2005 Chevrolet Avalanche | 2008 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Avalanche | 911 |
| Year Released | 2005 | 2008 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 8128 cc | 3824 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 320 HP | 350 HP |
| Engine RPM | 5600 RPM | 6600 RPM |
| Torque | 597 Nm | 400 Nm |
| Engine Bore Size | 108 mm | 99 mm |
| Engine Stroke Size | 111 mm | 82.8 mm |
| Engine Compression Ratio | 9.1:1 | 11.8:1 |
| Drive Type | 4WD | 4WD |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2984 kg | 1536 kg |
| Vehicle Length | 5640 mm | 4430 mm |
| Vehicle Width | 2030 mm | 1860 mm |
| Vehicle Height | 1880 mm | 1310 mm |
| Wheelbase Size | 3310 mm | 2360 mm |
| Fuel Tank Capacity | 140 L | 67 L |
