2005 Audi S4 vs. 1987 Citroen AX
To start off, 2005 Audi S4 is newer by 18 year(s). Which means there will be less support and parts availability for 1987 Citroen AX. In addition, the cost of maintenance, including insurance, on 1987 Citroen AX would be higher. At 4,172 cc (8 cylinders), 2005 Audi S4 is equipped with a bigger engine. In terms of performance, 2005 Audi S4 (340 HP @ 4000 RPM) has 286 more horse power than 1987 Citroen AX. (54 HP @ 5800 RPM). In normal driving conditions, 2005 Audi S4 should accelerate faster than 1987 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2005 Audi S4 weights approximately 1110 kg more than 1987 Citroen AX. 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 321 more torque (in Nm) than 1987 Citroen AX. (89 Nm). This means 2005 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen AX.
Compare all specifications:
| 2005 Audi S4 | 1987 Citroen AX | |
| Make | Audi | Citroen |
| Model | S4 | AX |
| Year Released | 2005 | 1987 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4172 cc | 1124 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 54 HP |
| Engine RPM | 4000 RPM | 5800 RPM |
| Torque | 410 Nm | 89 Nm |
| Engine Bore Size | 85 mm | 72 mm |
| Engine Stroke Size | 93 mm | 69 mm |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1785 kg | 675 kg |
| Vehicle Length | 4550 mm | 3540 mm |
| Vehicle Width | 1770 mm | 1580 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2470 mm | 2290 mm |
