2003 Chevrolet Corvette vs. 2005 Porsche 911
To start off, 2005 Porsche 911 is newer by 2 year(s). Which means there will be less support and parts availability for 2003 Chevrolet Corvette. In addition, the cost of maintenance, including insurance, on 2003 Chevrolet Corvette would be higher. At 5,664 cc (8 cylinders), 2003 Chevrolet Corvette is equipped with a bigger engine. In terms of performance, 2003 Chevrolet Corvette (350 HP @ 5600 RPM) has 35 more horse power than 2005 Porsche 911. (315 HP @ 6800 RPM). In normal driving conditions, 2003 Chevrolet Corvette should accelerate faster than 2005 Porsche 911. With that said, vehicle weight also plays an important factor in acceleration. 2005 Porsche 911 weights approximately 65 kg more than 2003 Chevrolet Corvette.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2003 Chevrolet Corvette. In wet, icy, snow, or gravel driving conditions, 2005 Porsche 911 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, 2003 Chevrolet Corvette (485 Nm @ 4400 RPM) has 115 more torque (in Nm) than 2005 Porsche 911. (370 Nm @ 4250 RPM). This means 2003 Chevrolet Corvette will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2003 Chevrolet Corvette | 2005 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Corvette | 911 |
| Year Released | 2003 | 2005 |
| Body Type | Convertible | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 5664 cc | 3596 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 350 HP | 315 HP |
| Engine RPM | 5600 RPM | 6800 RPM |
| Torque | 485 Nm | 370 Nm |
| Torque RPM | 4400 RPM | 4250 RPM |
| Engine Bore Size | 99 mm | 96 mm |
| Engine Stroke Size | 92 mm | 82.8 mm |
| Engine Compression Ratio | 10.1:1 | 11.3:1 |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1500 kg | 1565 kg |
| Vehicle Length | 4440 mm | 4440 mm |
| Vehicle Width | 1880 mm | 1840 mm |
| Vehicle Height | 1220 mm | 1300 mm |
| Wheelbase Size | 2810 mm | 2360 mm |
| Fuel Consumption Overall | 14 L/100km | 11.4 L/100km |
| Fuel Tank Capacity | 53 L | 64 L |
