2009 Audi A4 vs. 1976 Citroen CX
To start off, 2009 Audi A4 is newer by 33 year(s). Which means there will be less support and parts availability for 1976 Citroen CX. In addition, the cost of maintenance, including insurance, on 1976 Citroen CX would be higher. At 1,985 cc (4 cylinders), 1976 Citroen CX is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (187 HP @ 5700 RPM) has 81 more horse power than 1976 Citroen CX. (106 HP @ 5500 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1976 Citroen CX. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 185 kg more than 1976 Citroen CX. 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, 2009 Audi A4 (240 Nm @ 1950 RPM) has 79 more torque (in Nm) than 1976 Citroen CX. (161 Nm @ 3000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1976 Citroen CX.
Compare all specifications:
| 2009 Audi A4 | 1976 Citroen CX | |
| Make | Audi | Citroen |
| Model | A4 | CX |
| Year Released | 2009 | 1976 |
| Engine Position | Front | Front |
| Engine Size | 1781 cc | 1985 cc |
| Engine Cylinders | 4 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 5 valves | 2 valves |
| Horse Power | 187 HP | 106 HP |
| Engine RPM | 5700 RPM | 5500 RPM |
| Torque | 240 Nm | 161 Nm |
| Torque RPM | 1950 RPM | 3000 RPM |
| Engine Bore Size | 81 mm | 83 mm |
| Engine Stroke Size | 86.4 mm | 88 mm |
| Engine Compression Ratio | 9.0:1 | 9.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Front | Front |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1450 kg | 1265 kg |
| Vehicle Length | 4550 mm | 4670 mm |
| Vehicle Width | 1780 mm | 1770 mm |
| Vehicle Height | 1430 mm | 1370 mm |
| Wheelbase Size | 2660 mm | 2850 mm |
| Fuel Tank Capacity | 70 L | 68 L |
