2004 Chevrolet Corvette vs. 1991 Porsche 928
To start off, 2004 Chevrolet Corvette is newer by 13 year(s). Which means there will be less support and parts availability for 1991 Porsche 928. In addition, the cost of maintenance, including insurance, on 1991 Porsche 928 would be higher. At 5,665 cc (8 cylinders), 2004 Chevrolet Corvette is equipped with a bigger engine. In terms of performance, 2004 Chevrolet Corvette (339 HP @ 5400 RPM) has 33 more horse power than 1991 Porsche 928. (306 HP @ 5900 RPM). In normal driving conditions, 2004 Chevrolet Corvette should accelerate faster than 1991 Porsche 928. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 928 weights approximately 10 kg more than 2004 Chevrolet Corvette.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 2004 Chevrolet Corvette (483 Nm @ 4200 RPM) has 75 more torque (in Nm) than 1991 Porsche 928. (408 Nm @ 4100 RPM). This means 2004 Chevrolet Corvette will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 928.
Compare all specifications:
| 2004 Chevrolet Corvette | 1991 Porsche 928 | |
| Make | Chevrolet | Porsche |
| Model | Corvette | 928 |
| Year Released | 2004 | 1991 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Front |
| Engine Size | 5665 cc | 4663 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 339 HP | 306 HP |
| Engine RPM | 5400 RPM | 5900 RPM |
| Torque | 483 Nm | 408 Nm |
| Torque RPM | 4200 RPM | 4100 RPM |
| Engine Bore Size | 99.1 mm | 97 mm |
| Engine Stroke Size | 92 mm | 78.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Number of Doors | 2 doors | 2 doors |
| Vehicle Weight | 1520 kg | 1530 kg |
| Vehicle Length | 4570 mm | 4530 mm |
| Vehicle Width | 1880 mm | 2060 mm |
| Vehicle Height | 1220 mm | 1290 mm |
| Wheelbase Size | 2950 mm | 2510 mm |
| Fuel Tank Capacity | 117 L | 76 L |
