2005 Audi S4 vs. 1979 Porsche 924
To start off, 2005 Audi S4 is newer by 26 year(s). Which means there will be less support and parts availability for 1979 Porsche 924. In addition, the cost of maintenance, including insurance, on 1979 Porsche 924 would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 6200 RPM) has 132 more horse power than 1979 Porsche 924. (208 HP @ 6000 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1979 Porsche 924. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 603 kg more than 1979 Porsche 924. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Let's talk about torque, 2005 Audi S4 (410 Nm) has 130 more torque (in Nm) than 1979 Porsche 924. (280 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1979 Porsche 924.
Compare all specifications:
| 2005 Audi S4 | 1979 Porsche 924 | |
| Make | Audi | Porsche |
| Model | S4 | 924 |
| Year Released | 2005 | 1979 |
| Body Type | Sedan | Coupe |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1984 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 340 HP | 208 HP |
| Engine RPM | 6200 RPM | 6000 RPM |
| Torque | 410 Nm | 280 Nm |
| Engine Bore Size | 85 mm | 86.5 mm |
| Engine Stroke Size | 93 mm | 84.4 mm |
| Engine Compression Ratio | 11.0:1 | 8.5:1 |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1782 kg | 1179 kg |
| Vehicle Length | 4550 mm | 4330 mm |
| Vehicle Width | 1770 mm | 1730 mm |
| Vehicle Height | 1430 mm | 1280 mm |
| Wheelbase Size | 2760 mm | 2410 mm |
| Fuel Tank Capacity | 66 L | 84 L |
