2009 Audi S4 vs. 1987 Citroen AX
To start off, 2009 Audi S4 is newer by 22 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 4,163 cc (8 cylinders), 2009 Audi S4 is equipped with a bigger engine. In terms of performance, 2009 Audi S4 (340 HP @ 7000 RPM) has 283 more horse power than 1987 Citroen AX. (57 HP @ 6200 RPM). In normal driving conditions, 2009 Audi S4 should accelerate faster than 1987 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi S4 weights approximately 216 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.
Because 2009 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1987 Citroen AX. In wet, icy, snow, or gravel driving conditions, 2009 Audi S4 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, 2009 Audi S4 (410 Nm) has 321 more torque (in Nm) than 1987 Citroen AX. (89 Nm). This means 2009 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen AX.
Compare all specifications:
| 2009 Audi S4 | 1987 Citroen AX | |
| Make | Audi | Citroen |
| Model | S4 | AX |
| Year Released | 2009 | 1987 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 1124 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 340 HP | 57 HP |
| Engine RPM | 7000 RPM | 6200 RPM |
| Torque | 410 Nm | 89 Nm |
| Engine Bore Size | 84.6 mm | 72 mm |
| Engine Stroke Size | 92.8 mm | 69 mm |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Vehicle Weight | 930 kg | 714 kg |
| Vehicle Length | 4580 mm | 3540 mm |
| Vehicle Width | 1780 mm | 1580 mm |
| Vehicle Height | 1400 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2290 mm |
