1991 Chevrolet SS vs. 1981 Porsche 928
To start off, 1991 Chevrolet SS is newer by 10 year(s). Which means there will be less support and parts availability for 1981 Porsche 928. In addition, the cost of maintenance, including insurance, on 1981 Porsche 928 would be higher. At 5,735 cc (8 cylinders), 1991 Chevrolet SS is equipped with a bigger engine. In terms of performance, 1991 Chevrolet SS (245 HP) has 7 more horse power than 1981 Porsche 928. (238 HP). In normal driving conditions, 1991 Chevrolet SS should accelerate faster than 1981 Porsche 928.
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 SS (468 Nm) has 112 more torque (in Nm) than 1981 Porsche 928. (356 Nm). This means 1991 Chevrolet SS will have an easier job in driving up hills or pulling heavy equipment than 1981 Porsche 928.
Compare all specifications:
| 1991 Chevrolet SS | 1981 Porsche 928 | |
| Make | Chevrolet | Porsche |
| Model | SS | 928 |
| Year Released | 1991 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 5735 cc | 4472 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | V | V |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 245 HP | 238 HP |
| Torque | 468 Nm | 356 Nm |
| Engine Bore Size | 101.6 mm | 95 mm |
| Engine Stroke Size | 88.4 mm | 78.9 mm |
| Engine Compression Ratio | 9.3:1 | 10.0:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Length | 4940 mm | 4450 mm |
| Vehicle Width | 1650 mm | 1840 mm |
| Vehicle Height | 1560 mm | 1320 mm |
| Wheelbase Size | 3000 mm | 2510 mm |
