2006 Audi S4 vs. 1972 Porsche 917
To start off, 2006 Audi S4 is newer by 34 year(s). Which means there will be less support and parts availability for 1972 Porsche 917. In addition, the cost of maintenance, including insurance, on 1972 Porsche 917 would be higher. At 4,994 cc, 1972 Porsche 917 is equipped with a bigger engine. In terms of performance, 1972 Porsche 917 (520 HP) has 180 more horse power than 2006 Audi S4. (340 HP) In normal driving conditions, 1972 Porsche 917 should accelerate faster than 2006 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 937 kg more than 1972 Porsche 917.
Because 2006 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1972 Porsche 917. In wet, icy, snow, or gravel driving conditions, 2006 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, 1972 Porsche 917 (610 Nm) has 200 more torque (in Nm) than 2006 Audi S4. (410 Nm). This means 1972 Porsche 917 will have an easier job in driving up hills or pulling heavy equipment than 2006 Audi S4.
Compare all specifications:
| 2006 Audi S4 | 1972 Porsche 917 | |
| Make | Audi | Porsche |
| Model | S4 | 917 |
| Year Released | 2006 | 1972 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Middle |
| Engine Size | 4163 cc | 4994 cc |
| Horse Power | 340 HP | 520 HP |
| Torque | 410 Nm | 610 Nm |
| Engine Compression Ratio | 11.0:1 | 10.5:1 |
| Top Speed | 250 km/hour | 321 km/hour |
| Drive Type | 4WD | Rear |
| Vehicle Weight | 1735 kg | 798 kg |
