1991 Chevrolet Corvette vs. 1983 Porsche 930
To start off, 1991 Chevrolet Corvette is newer by 8 year(s). Which means there will be less support and parts availability for 1983 Porsche 930. In addition, the cost of maintenance, including insurance, on 1983 Porsche 930 would be higher. At 5,733 cc (8 cylinders), 1991 Chevrolet Corvette is equipped with a bigger engine. In terms of performance, 1991 Chevrolet Corvette (380 HP @ 5800 RPM) has 84 more horse power than 1983 Porsche 930. (296 HP @ 5500 RPM). In normal driving conditions, 1991 Chevrolet Corvette should accelerate faster than 1983 Porsche 930. With that said, vehicle weight also plays an important factor in acceleration. 1991 Chevrolet Corvette weights approximately 275 kg more than 1983 Porsche 930. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 1991 Chevrolet Corvette (512 Nm @ 4800 RPM) has 81 more torque (in Nm) than 1983 Porsche 930. (431 Nm @ 4000 RPM). This means 1991 Chevrolet Corvette will have an easier job in driving up hills or pulling heavy equipment than 1983 Porsche 930.
Compare all specifications:
| 1991 Chevrolet Corvette | 1983 Porsche 930 | |
| Make | Chevrolet | Porsche |
| Model | Corvette | 930 |
| Year Released | 1991 | 1983 |
| Body Type | Coupe | Coupe |
| Engine Position | Front | Rear |
| Engine Size | 5733 cc | 3299 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 380 HP | 296 HP |
| Engine RPM | 5800 RPM | 5500 RPM |
| Torque | 512 Nm | 431 Nm |
| Torque RPM | 4800 RPM | 4000 RPM |
| Engine Compression Ratio | 9.3:1 | 7.0:1 |
| 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 | 1575 kg | 1300 kg |
| Vehicle Length | 4540 mm | 4300 mm |
| Vehicle Width | 1800 mm | 1780 mm |
| Vehicle Height | 1180 mm | 1320 mm |
| Wheelbase Size | 2450 mm | 2510 mm |
