2007 Audi A4 vs. 1987 Citroen AX
To start off, 2007 Audi A4 is newer by 20 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 3,123 cc, 2007 Audi A4 is equipped with a bigger engine. In terms of performance, 2007 Audi A4 (252 HP @ 5100 RPM) has 208 more horse power than 1987 Citroen AX. (44 HP @ 6000 RPM). In normal driving conditions, 2007 Audi A4 should accelerate faster than 1987 Citroen AX. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A4 weights approximately 976 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, 2007 Audi A4 (330 Nm @ 3250 RPM) has 257 more torque (in Nm) than 1987 Citroen AX. (73 Nm @ 3700 RPM). This means 2007 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1987 Citroen AX.
Compare all specifications:
| 2007 Audi A4 | 1987 Citroen AX | |
| Make | Audi | Citroen |
| Model | A4 | AX |
| Year Released | 2007 | 1987 |
| Body Type | Convertible | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 3123 cc | 954 cc |
| Horse Power | 252 HP | 44 HP |
| Engine RPM | 5100 RPM | 6000 RPM |
| Torque | 330 Nm | 73 Nm |
| Torque RPM | 3250 RPM | 3700 RPM |
| Engine Bore Size | 84.5 mm | 70 mm |
| Engine Stroke Size | 92.8 mm | 62 mm |
| Fuel Type | Gasoline - Premium | Gasoline |
| Acceleration 0-100mph | 6.8 seconds | 18.2 seconds |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 3 doors |
| Vehicle Weight | 1698 kg | 722 kg |
| Vehicle Length | 4580 mm | 3540 mm |
| Vehicle Width | 1400 mm | 1560 mm |
| Vehicle Height | 1780 mm | 1350 mm |
| Wheelbase Size | 2660 mm | 2290 mm |
| Fuel Consumption Overall | 11 L/100km | 11.9 L/100km |
| Fuel Tank Capacity | 70 L | 80 L |
