2005 Chevrolet Avalanche vs. 1999 Porsche 911
To start off, 2005 Chevrolet Avalanche is newer by 6 year(s). Which means there will be less support and parts availability for 1999 Porsche 911. In addition, the cost of maintenance, including insurance, on 1999 Porsche 911 would be higher. At 5,325 cc (8 cylinders), 2005 Chevrolet Avalanche is equipped with a bigger engine. In terms of performance, 1999 Porsche 911 (414 HP @ 6000 RPM) has 119 more horse power than 2005 Chevrolet Avalanche. (295 HP @ 5600 RPM) In normal driving conditions, 1999 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 927 kg more than 1999 Porsche 911.
Let's talk about torque, 1999 Porsche 911 (560 Nm) has 113 more torque (in Nm) than 2005 Chevrolet Avalanche. (447 Nm). This means 1999 Porsche 911 will have an easier job in driving up hills or pulling heavy equipment than 2005 Chevrolet Avalanche. 2005 Chevrolet Avalanche has automatic transmission and 1999 Porsche 911 has manual transmission. 1999 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 | 1999 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Avalanche | 911 |
| Year Released | 2005 | 1999 |
| Body Type | Pickup | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5325 cc | 3595 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 295 HP | 414 HP |
| Engine RPM | 5600 RPM | 6000 RPM |
| Torque | 447 Nm | 560 Nm |
| Engine Bore Size | 96 mm | 100 mm |
| Engine Stroke Size | 92 mm | 76.4 mm |
| Engine Compression Ratio | 9.5:1 | 9.4:1 |
| Transmission Type | Automatic | Manual |
| Number of Seats | 6 seats | 2 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 2467 kg | 1540 kg |
| Vehicle Length | 5640 mm | 4440 mm |
| Vehicle Width | 2030 mm | 1840 mm |
| Vehicle Height | 1880 mm | 1300 mm |
| Wheelbase Size | 3310 mm | 2360 mm |
| Fuel Tank Capacity | 117 L | 64 L |
