2007 Audi S4 vs. 1990 Citroen AX
To start off, 2007 Audi S4 is newer by 17 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), 2007 Audi S4 is equipped with a bigger engine. In terms of performance, 2007 Audi S4 (339 HP @ 7000 RPM) has 295 more horse power than 1990 Citroen AX. (44 HP @ 6000 RPM). In normal driving conditions, 2007 Audi S4 should accelerate faster than 1990 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi S4 weights approximately 988 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.
Because 2007 Audi S4 is four wheel drive (4WD), it will have significant more traction and grip than 1990 Citroen AX. In wet, icy, snow, or gravel driving conditions, 2007 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, 2007 Audi S4 (410 Nm @ 3500 RPM) has 336 more torque (in Nm) than 1990 Citroen AX. (74 Nm @ 3700 RPM). This means 2007 Audi S4 will have an easier job in driving up hills or pulling heavy equipment than 1990 Citroen AX. 2007 Audi S4 has automatic transmission and 1990 Citroen AX has manual transmission. 1990 Citroen AX will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2007 Audi S4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2007 Audi S4 | 1990 Citroen AX | |
| Make | Audi | Citroen |
| Model | S4 | AX |
| Year Released | 2007 | 1990 |
| Body Type | Sedan | 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 | 84.5 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 | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 3 doors |
| Vehicle Weight | 1710 kg | 722 kg |
| Vehicle Length | 4590 mm | 3540 mm |
| Vehicle Width | 1780 mm | 1560 mm |
| Vehicle Height | 1430 mm | 1350 mm |
| Wheelbase Size | 2650 mm | 2290 mm |
| Fuel Consumption Overall | 12.3 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 63 L | 80 L |
