2009 Chevrolet Corvette vs. 2005 Porsche 911
To start off, 2009 Chevrolet Corvette is newer by 4 year(s). Which means there will be less support and parts availability for 2005 Porsche 911. In addition, the cost of maintenance, including insurance, on 2005 Porsche 911 would be higher. At 6,995 cc (8 cylinders), 2009 Chevrolet Corvette is equipped with a bigger engine. In terms of performance, 2009 Chevrolet Corvette (505 HP @ 6300 RPM) has 61 more horse power than 2005 Porsche 911. (444 HP @ 5700 RPM). In normal driving conditions, 2009 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 399 kg more than 2009 Chevrolet Corvette.
Because 2005 Porsche 911 is four wheel drive (4WD), it will have significant more traction and grip than 2009 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, 2009 Chevrolet Corvette (637 Nm @ 4800 RPM) has 17 more torque (in Nm) than 2005 Porsche 911. (620 Nm @ 3500 RPM). This means 2009 Chevrolet Corvette will have an easier job in driving up hills or pulling heavy equipment than 2005 Porsche 911.
Compare all specifications:
| 2009 Chevrolet Corvette | 2005 Porsche 911 | |
| Make | Chevrolet | Porsche |
| Model | Corvette | 911 |
| Year Released | 2009 | 2005 |
| Body Type | Coupe | Convertible |
| Engine Position | Front | Rear |
| Engine Size | 6995 cc | 3605 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 505 HP | 444 HP |
| Engine RPM | 6300 RPM | 5700 RPM |
| Torque | 637 Nm | 620 Nm |
| Torque RPM | 4800 RPM | 3500 RPM |
| Engine Bore Size | 104.8 mm | 100 mm |
| Engine Stroke Size | 101.6 mm | 76 mm |
| Engine Compression Ratio | 11.1:1 | 9.4:1 |
| 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 | 1261 kg | 1660 kg |
| Vehicle Length | 4470 mm | 4440 mm |
| Vehicle Width | 1930 mm | 1840 mm |
| Vehicle Height | 1250 mm | 1300 mm |
| Wheelbase Size | 2690 mm | 2360 mm |
| Fuel Consumption | 9.8 L/100km | 10.7 L/100km |
| Fuel Consumption City | 15.7 L/100km | 15.7 L/100km |
| Fuel Consumption Overall | 13.1 L/100km | 13.3 L/100km |
| Fuel Tank Capacity | 68 L | 63 L |
