2009 Audi A4 vs. 1947 Citroen 15
To start off, 2009 Audi A4 is newer by 62 year(s). Which means there will be less support and parts availability for 1947 Citroen 15. In addition, the cost of maintenance, including insurance, on 1947 Citroen 15 would be higher. At 2,867 cc (6 cylinders), 1947 Citroen 15 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (218 HP @ 5900 RPM) has 142 more horse power than 1947 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1947 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 2009 Audi A4 weights approximately 270 kg more than 1947 Citroen 15. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1947 Citroen 15. In wet, icy, snow, or gravel driving conditions, 2009 Audi A4 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, 2009 Audi A4 (300 Nm @ 2200 RPM) has 113 more torque (in Nm) than 1947 Citroen 15. (187 Nm @ 2000 RPM). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1947 Citroen 15.
Compare all specifications:
| 2009 Audi A4 | 1947 Citroen 15 | |
| Make | Audi | Citroen |
| Model | A4 | 15 |
| Year Released | 2009 | 1947 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2867 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 218 HP | 76 HP |
| Engine RPM | 5900 RPM | 3800 RPM |
| Torque | 300 Nm | 187 Nm |
| Torque RPM | 2200 RPM | 2000 RPM |
| Engine Bore Size | 82.5 mm | 78 mm |
| Engine Stroke Size | 92.8 mm | 100 mm |
| Engine Compression Ratio | 10.5:1 | 6.2:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1595 kg | 1325 kg |
| Vehicle Length | 4610 mm | 4770 mm |
| Vehicle Width | 1780 mm | 1800 mm |
| Vehicle Height | 1400 mm | 1570 mm |
| Wheelbase Size | 2660 mm | 3100 mm |
