2006 Audi S4 vs. 1973 Citroen GS
To start off, 2006 Audi S4 is newer by 33 year(s). Which means there will be less support and parts availability for 1973 Citroen GS. In addition, the cost of maintenance, including insurance, on 1973 Citroen GS would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (340 HP @ 7000 RPM) has 233 more horse power than 1973 Citroen GS. (107 HP @ 6500 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 1973 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 740 kg more than 1973 Citroen GS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are front wheel drive (FWD). Which offers better traction when its slippery than rear wheel drive vehicles. 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 273 more torque (in Nm) than 1973 Citroen GS. (137 Nm @ 3000 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen GS.
Compare all specifications:
| 2006 Audi S4 | 1973 Citroen GS | |
| Make | Audi | Citroen |
| Model | S4 | GS |
| Year Released | 2006 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1990 cc |
| Engine Type | V | dual-disk rotary |
| Horse Power | 340 HP | 107 HP |
| Engine RPM | 7000 RPM | 6500 RPM |
| Torque | 410 Nm | 137 Nm |
| Torque RPM | 3500 RPM | 3000 RPM |
| Engine Compression Ratio | 11.0:1 | 9.0:1 |
| Acceleration 0-100mph | 5.8 seconds | 14 seconds |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1880 kg | 1140 kg |
| Vehicle Length | 4590 mm | 4130 mm |
| Vehicle Width | 1780 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2650 mm | 2570 mm |
| Fuel Tank Capacity | 63 L | 56 L |
