2002 Audi S4 vs. 1973 Audi Fox
To start off, 2002 Audi S4 is newer by 29 year(s). Which means there will be less support and parts availability for 1973 Audi Fox. In addition, the cost of maintenance, including insurance, on 1973 Audi Fox would be higher. At 4,163 cc (8 cylinders), 2002 Audi S4 is equipped with a bigger engine. In terms of performance, 2002 Audi S4 (339 HP @ 7000 RPM) has 264 more horse power than 1973 Audi Fox. (75 HP @ 5500 RPM). In normal driving conditions, 2002 Audi S4 should accelerate faster than 1973 Audi Fox. With that said, vehicle weight also plays an important factor in acceleration. 2002 Audi S4 weights approximately 750 kg more than 1973 Audi Fox. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2002 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1973 Audi Fox. In wet, icy, snow, or gravel driving conditions, 2002 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, 2002 Audi S4 (410 Nm @ 3500 RPM) has 298 more torque (in Nm) than 1973 Audi Fox. (112 Nm @ 3200 RPM). This means 2002 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Audi Fox.
Compare all specifications:
| 2002 Audi S4 | 1973 Audi Fox | |
| Make | Audi | Audi |
| Model | S4 | Fox |
| Year Released | 2002 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1588 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 339 HP | 75 HP |
| Engine RPM | 7000 RPM | 5500 RPM |
| Torque | 410 Nm | 112 Nm |
| Torque RPM | 3500 RPM | 3200 RPM |
| Engine Bore Size | 84.5 mm | 79.5 mm |
| Engine Stroke Size | 92.8 mm | 80 mm |
| Engine Compression Ratio | 11.0:1 | 8.2:1 |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1662 kg | 912 kg |
| Vehicle Length | 4580 mm | 4390 mm |
| Vehicle Width | 1790 mm | 1690 mm |
| Vehicle Height | 1420 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2550 mm |
| Fuel Tank Capacity | 66 L | 60 L |
