2005 Audi A8 vs. 1973 Citroen GS
To start off, 2005 Audi A8 is newer by 32 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 4,178 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 280 more horse power than 1973 Citroen GS. (55 HP @ 6500 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 1973 Citroen GS. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 1055 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.
Let's talk about torque, 2005 Audi A8 (430 Nm) has 358 more torque (in Nm) than 1973 Citroen GS. (72 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1973 Citroen GS.
Compare all specifications:
| 2005 Audi A8 | 1973 Citroen GS | |
| Make | Audi | Citroen |
| Model | A8 | GS |
| Year Released | 2005 | 1973 |
| Engine Position | Front | Front |
| Engine Size | 4178 cc | 1015 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | boxer |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 335 HP | 55 HP |
| Engine RPM | 4000 RPM | 6500 RPM |
| Torque | 430 Nm | 72 Nm |
| Engine Bore Size | 85 mm | 74 mm |
| Engine Stroke Size | 93 mm | 59 mm |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1945 kg | 890 kg |
| Vehicle Length | 5060 mm | 4130 mm |
| Vehicle Width | 1900 mm | 1620 mm |
| Vehicle Height | 1450 mm | 1360 mm |
| Wheelbase Size | 2950 mm | 2560 mm |
| Fuel Tank Capacity | 90 L | 43 L |
