2004 Audi A4 vs. 1975 Citroen GS
To start off, 2004 Audi A4 is newer by 29 year(s). Which means there will be less support and parts availability for 1975 Citroen GS. In addition, the cost of maintenance, including insurance, on 1975 Citroen GS would be higher. At 2,974 cc (6 cylinders), 2004 Audi A4 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (220 HP @ 4000 RPM) has 165 more horse power than 1975 Citroen GS. (55 HP @ 6500 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1975 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2004 Audi A4 weights approximately 780 kg more than 1975 Citroen GS. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2004 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1975 Citroen GS. In wet, icy, snow, or gravel driving conditions, 2004 Audi A4 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, 2004 Audi A4 (300 Nm) has 228 more torque (in Nm) than 1975 Citroen GS. (72 Nm). This means 2004 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1975 Citroen GS.
Compare all specifications:
| 2004 Audi A4 | 1975 Citroen GS | |
| Make | Audi | Citroen |
| Model | A4 | GS |
| Year Released | 2004 | 1975 |
| Engine Position | Front | Front |
| Engine Size | 2974 cc | 1014 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 220 HP | 55 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 300 Nm | 72 Nm |
| Engine Bore Size | 83 mm | 74 mm |
| Engine Stroke Size | 93 mm | 59 mm |
| Drive Type | 4WD | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 5 doors |
| Vehicle Weight | 1670 kg | 890 kg |
| Vehicle Length | 4550 mm | 4130 mm |
| Vehicle Width | 1770 mm | 1620 mm |
| Vehicle Height | 1430 mm | 1360 mm |
| Wheelbase Size | 2660 mm | 2560 mm |
| Fuel Tank Capacity | 66 L | 43 L |
