2008 Audi S4 vs. 1991 Porsche 968
To start off, 2008 Audi S4 is newer by 17 year(s). Which means there will be less support and parts availability for 1991 Porsche 968. In addition, the cost of maintenance, including insurance, on 1991 Porsche 968 would be higher. At 4,163 cc (8 cylinders), 2008 Audi S4 is equipped with a bigger engine. In terms of performance, 2008 Audi S4 (340 HP @ 7000 RPM) has 100 more horse power than 1991 Porsche 968. (240 HP @ 6200 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 1991 Porsche 968. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 968 weights approximately 240 kg more than 2008 Audi S4.
Because 2008 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1991 Porsche 968. In wet, icy, snow, or gravel driving conditions, 2008 Audi S4 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, 2008 Audi S4 (410 Nm @ 3500 RPM) has 105 more torque (in Nm) than 1991 Porsche 968. (305 Nm @ 4100 RPM). This means 2008 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1991 Porsche 968.
Compare all specifications:
| 2008 Audi S4 | 1991 Porsche 968 | |
| Make | Audi | Porsche |
| Model | S4 | 968 |
| Year Released | 2008 | 1991 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2989 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 240 HP |
| Engine RPM | 7000 RPM | 6200 RPM |
| Torque | 410 Nm | 305 Nm |
| Torque RPM | 3500 RPM | 4100 RPM |
| Engine Bore Size | 84.6 mm | 104 mm |
| Engine Stroke Size | 92.8 mm | 88 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1160 kg | 1400 kg |
| Vehicle Length | 4580 mm | 4330 mm |
| Vehicle Width | 1780 mm | 1740 mm |
| Vehicle Height | 1400 mm | 1270 mm |
| Wheelbase Size | 2660 mm | 2510 mm |
| Fuel Consumption Overall | 13.4 L/100km | 9.3 L/100km |
| Fuel Tank Capacity | 63 L | 92 L |
