2005 Audi S4 vs. 1975 Ferrari 312
To start off, 2005 Audi S4 is newer by 30 year(s). Which means there will be less support and parts availability for 1975 Ferrari 312. In addition, the cost of maintenance, including insurance, on 1975 Ferrari 312 would be higher. At 4,172 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 1975 Ferrari 312 (488 HP @ 12200 RPM) has 148 more horse power than 2005 Audi S4. (340 HP @ 4000 RPM) In normal driving conditions, 1975 Ferrari 312 should accelerate faster than 2005 Audi S4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 1135 kg more than 1975 Ferrari 312.
Compare all specifications:
| 2005 Audi S4 | 1975 Ferrari 312 | |
| Make | Audi | Ferrari |
| Model | S4 | 312 |
| Year Released | 2005 | 1975 |
| Engine Position | Front | Middle |
| Engine Size | 4172 cc | 2991 cc |
| Engine Cylinders | 8 cylinders | 12 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 4 valves |
| Horse Power | 340 HP | 488 HP |
| Engine RPM | 4000 RPM | 12200 RPM |
| Vehicle Weight | 1785 kg | 650 kg |
| Vehicle Length | 4550 mm | 4150 mm |
| Vehicle Width | 1770 mm | 2040 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2470 mm | 2520 mm |
