2006 Audi S4 vs. 1990 Citroen AX
To start off, 2006 Audi S4 is newer by 16 year(s). Which means there will be less support and parts availability for 1990 Citroen AX. In addition, the cost of maintenance, including insurance, on 1990 Citroen AX would be higher. At 4,163 cc (8 cylinders), 2006 Audi S4 is equipped with a bigger engine. In terms of performance, 2006 Audi S4 (339 HP @ 7000 RPM) has 295 more horse power than 1990 Citroen AX. (44 HP @ 6000 RPM). In normal driving conditions, 2006 Audi S4 should accelerate faster than 1990 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2006 Audi S4 weights approximately 1158 kg more than 1990 Citroen AX. 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, 2006 Audi S4 (410 Nm @ 3500 RPM) has 336 more torque (in Nm) than 1990 Citroen AX. (74 Nm @ 3700 RPM). This means 2006 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Citroen AX.
Compare all specifications:
| 2006 Audi S4 | 1990 Citroen AX | |
| Make | Audi | Citroen |
| Model | S4 | AX |
| Year Released | 2006 | 1990 |
| Body Type | Station Wagon | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 4163 cc | 954 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 339 HP | 44 HP |
| Engine RPM | 7000 RPM | 6000 RPM |
| Torque | 410 Nm | 74 Nm |
| Torque RPM | 3500 RPM | 3700 RPM |
| Engine Bore Size | 84.6 mm | 70 mm |
| Engine Stroke Size | 92.8 mm | 62 mm |
| Fuel Type | Gasoline | Gasoline |
| Acceleration 0-100mph | 5.8 seconds | 17.9 seconds |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 3 doors |
| Vehicle Weight | 1880 kg | 722 kg |
| Vehicle Length | 4590 mm | 3540 mm |
| Vehicle Width | 1730 mm | 1560 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2650 mm | 2290 mm |
| Fuel Consumption Overall | 13.4 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
