1991 Chevrolet SS vs. 1998 Porsche 993
To start off, 1998 Porsche 993 is newer by 7 year(s). Which means there will be less support and parts availability for 1991 Chevrolet SS. In addition, the cost of maintenance, including insurance, on 1991 Chevrolet SS would be higher. At 5,735 cc (8 cylinders), 1991 Chevrolet SS is equipped with a bigger engine. In terms of performance, 1998 Porsche 993 (395 HP) has 150 more horse power than 1991 Chevrolet SS. (245 HP) In normal driving conditions, 1998 Porsche 993 should accelerate faster than 1991 Chevrolet SS.
Because 1998 Porsche 993 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Chevrolet SS. In wet, icy, snow, or gravel driving conditions, 1998 Porsche 993 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, 1998 Porsche 993 (542 Nm) has 74 more torque (in Nm) than 1991 Chevrolet SS. (468 Nm). This means 1998 Porsche 993 will have an easier job in driving up hills or pulling heavy equipment than 1991 Chevrolet SS.
Compare all specifications:
| 1991 Chevrolet SS | 1998 Porsche 993 | |
| Make | Chevrolet | Porsche |
| Model | SS | 993 |
| Year Released | 1991 | 1998 |
| Engine Position | Front | Rear |
| Engine Size | 5735 cc | 3598 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 245 HP | 395 HP |
| Torque | 468 Nm | 542 Nm |
| Engine Bore Size | 101.6 mm | 100 mm |
| Engine Stroke Size | 88.4 mm | 76.4 mm |
| Drive Type | Rear | 4WD |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 4 seats |
| Vehicle Length | 4940 mm | 4270 mm |
| Vehicle Width | 1650 mm | 1740 mm |
| Vehicle Height | 1560 mm | 1320 mm |
| Wheelbase Size | 3000 mm | 2280 mm |
