2007 Audi A3 vs. 1956 Citroen 15
To start off, 2007 Audi A3 is newer by 51 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, 2007 Audi A3 (104 HP @ 4000 RPM) has 28 more horse power than 1956 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 2007 Audi A3 should accelerate faster than 1956 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 2007 Audi A3 weights approximately 37 kg more than 1956 Citroen 15. 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, 2007 Audi A3 (250 Nm @ 1900 RPM) has 63 more torque (in Nm) than 1956 Citroen 15. (187 Nm @ 2000 RPM). This means 2007 Audi A3 will have an easier job in driving up hills or pulling heavy equipment than 1956 Citroen 15.
Compare all specifications:
| 2007 Audi A3 | 1956 Citroen 15 | |
| Make | Audi | Citroen |
| Model | A3 | 15 |
| Year Released | 2007 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 1896 cc | 2867 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 104 HP | 76 HP |
| Engine RPM | 4000 RPM | 3800 RPM |
| Torque | 250 Nm | 187 Nm |
| Torque RPM | 1900 RPM | 2000 RPM |
| Engine Bore Size | 79.5 mm | 78 mm |
| Engine Stroke Size | 95.5 mm | 100 mm |
| Engine Compression Ratio | 19.0:1 | 6.2:1 |
| Fuel Type | Diesel | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Vehicle Weight | 1362 kg | 1325 kg |
| Vehicle Length | 4210 mm | 4770 mm |
| Vehicle Width | 1770 mm | 1800 mm |
| Vehicle Height | 1430 mm | 1570 mm |
| Wheelbase Size | 2580 mm | 3100 mm |
