2005 Audi A8 vs. 1978 Citroen CX
To start off, 2005 Audi A8 is newer by 27 year(s). Which means there will be less support and parts availability for 1978 Citroen CX. In addition, the cost of maintenance, including insurance, on 1978 Citroen CX would be higher. At 4,163 cc (8 cylinders), 2005 Audi A8 is equipped with a bigger engine. In terms of performance, 2005 Audi A8 (335 HP @ 4000 RPM) has 261 more horse power than 1978 Citroen CX. (74 HP @ 4250 RPM). In normal driving conditions, 2005 Audi A8 should accelerate faster than 1978 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi A8 weights approximately 625 kg more than 1978 Citroen CX. 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, 2005 Audi A8 (431 Nm) has 282 more torque (in Nm) than 1978 Citroen CX. (149 Nm). This means 2005 Audi A8 will have an easier job in driving up hills or pulling heavy equipment than 1978 Citroen CX.
Compare all specifications:
| 2005 Audi A8 | 1978 Citroen CX | |
| Make | Audi | Citroen |
| Model | A8 | CX |
| Year Released | 2005 | 1978 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2499 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 335 HP | 74 HP |
| Engine RPM | 4000 RPM | 4250 RPM |
| Torque | 431 Nm | 149 Nm |
| Engine Bore Size | 85 mm | 93.1 mm |
| Engine Stroke Size | 93 mm | 92 mm |
| Drive Type | Front | Front |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1995 kg | 1370 kg |
| Vehicle Length | 5190 mm | 4670 mm |
| Vehicle Width | 1900 mm | 1770 mm |
| Vehicle Height | 1460 mm | 1370 mm |
| Wheelbase Size | 3080 mm | 2850 mm |
| Fuel Tank Capacity | 90 L | 80 L |
