2005 Audi S4 vs. 1974 Citroen CX
To start off, 2005 Audi S4 is newer by 31 year(s). Which means there will be less support and parts availability for 1974 Citroen CX. In addition, the cost of maintenance, including insurance, on 1974 Citroen CX would be higher. At 4,163 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 265 more horse power than 1974 Citroen CX. (75 HP @ 4250 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1974 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 400 kg more than 1974 Citroen CX. 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 S4 (410 Nm) has 260 more torque (in Nm) than 1974 Citroen CX. (150 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1974 Citroen CX.
Compare all specifications:
| 2005 Audi S4 | 1974 Citroen CX | |
| Make | Audi | Citroen |
| Model | S4 | CX |
| Year Released | 2005 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 2500 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 75 HP |
| Engine RPM | 4000 RPM | 4250 RPM |
| Torque | 410 Nm | 150 Nm |
| Engine Bore Size | 85 mm | 93 mm |
| Engine Stroke Size | 93 mm | 92 mm |
| Engine Compression Ratio | 11.0:1 | 22.2:1 |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1770 kg | 1370 kg |
| Vehicle Length | 4550 mm | 4680 mm |
| Vehicle Width | 1770 mm | 1780 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2770 mm | 2860 mm |
