2005 Audi S4 vs. 1971 Porsche 907
To start off, 2005 Audi S4 is newer by 34 year(s). Which means there will be less support and parts availability for 1971 Porsche 907. In addition, the cost of maintenance, including insurance, on 1971 Porsche 907 would be higher. At 4,161 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine.
Compare all specifications:
| 2005 Audi S4 | 1971 Porsche 907 | |
| Make | Audi | Porsche |
| Model | S4 | 907 |
| Year Released | 2005 | 1971 |
| Engine Position | Front | Middle |
| Engine Size | 4161 cc | 2195 cc |
| Horse Power | 340 HP | 0 HP |
