2004 Audi A4 vs. 1956 Citroen 15
To start off, 2004 Audi A4 is newer by 48 year(s). Which means there will be less support and parts availability for 1956 Citroen 15. In addition, the cost of maintenance, including insurance, on 1956 Citroen 15 would be higher. At 2,867 cc (6 cylinders), 1956 Citroen 15 is equipped with a bigger engine. In terms of performance, 2004 Audi A4 (100 HP @ 5700 RPM) has 24 more horse power than 1956 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 2004 Audi A4 should accelerate faster than 1956 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 1956 Citroen 15 weights approximately 60 kg more than 2004 Audi A4.
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, 1956 Citroen 15 (187 Nm @ 2000 RPM) has 39 more torque (in Nm) than 2004 Audi A4. (148 Nm @ 3800 RPM). This means 1956 Citroen 15 will have an easier job in driving up hills or pulling heavy equipment than 2004 Audi A4.
Compare all specifications:
| 2004 Audi A4 | 1956 Citroen 15 | |
| Make | Audi | Citroen |
| Model | A4 | 15 |
| Year Released | 2004 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1595 cc | 2867 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 100 HP | 76 HP |
| Engine RPM | 5700 RPM | 3800 RPM |
| Torque | 148 Nm | 187 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Engine Compression Ratio | 10.5:1 | 6.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1265 kg | 1325 kg |
| Vehicle Length | 4590 mm | 4770 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1570 mm |
| Wheelbase Size | 2660 mm | 3100 mm |
