2008 Audi S4 vs. 1991 Porsche 965
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 965. In addition, the cost of maintenance, including insurance, on 1991 Porsche 965 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 23 more horse power than 1991 Porsche 965. (317 HP @ 5750 RPM). In normal driving conditions, 2008 Audi S4 should accelerate faster than 1991 Porsche 965. With that said, vehicle weight also plays an important factor in acceleration. 1991 Porsche 965 weights approximately 305 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 965. 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, 1991 Porsche 965 (459 Nm @ 4500 RPM) has 49 more torque (in Nm) than 2008 Audi S4. (410 Nm @ 3500 RPM). This means 1991 Porsche 965 will have an easier job in driving up hills or pulling heavy equipment than 2008 Audi S4.
Compare all specifications:
| 2008 Audi S4 | 1991 Porsche 965 | |
| Make | Audi | Porsche |
| Model | S4 | 965 |
| Year Released | 2008 | 1991 |
| Engine Position | Front | Rear |
| Engine Size | 4163 cc | 3299 cc |
| Engine Cylinders | 8 cylinders | 6 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 340 HP | 317 HP |
| Engine RPM | 7000 RPM | 5750 RPM |
| Torque | 410 Nm | 459 Nm |
| Torque RPM | 3500 RPM | 4500 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 2 seats |
| Vehicle Weight | 1160 kg | 1465 kg |
| Vehicle Length | 4580 mm | 4260 mm |
| Vehicle Width | 1780 mm | 1760 mm |
| Vehicle Height | 1400 mm | 1310 mm |
| Wheelbase Size | 2660 mm | 2270 mm |
