2009 Audi A4 vs. 1957 Citroen 15
To start off, 2009 Audi A4 is newer by 52 year(s). Which means there will be less support and parts availability for 1957 Citroen 15. In addition, the cost of maintenance, including insurance, on 1957 Citroen 15 would be higher. At 2,866 cc (6 cylinders), 1957 Citroen 15 is equipped with a bigger engine. In terms of performance, 2009 Audi A4 (211 HP @ 4300 RPM) has 135 more horse power than 1957 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 2009 Audi A4 should accelerate faster than 1957 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 1957 Citroen 15 weights approximately 395 kg more than 2009 Audi A4.
Because 2009 Audi A4 is four wheel drive (4WD), it will have significant more traction and grip than 1957 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 (350 Nm) has 163 more torque (in Nm) than 1957 Citroen 15. (187 Nm). This means 2009 Audi A4 will have an easier job in driving up hills or pulling heavy equipment than 1957 Citroen 15. 2009 Audi A4 has automatic transmission and 1957 Citroen 15 has manual transmission. 1957 Citroen 15 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 Audi A4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 Audi A4 | 1957 Citroen 15 | |
| Make | Audi | Citroen |
| Model | A4 | 15 |
| Year Released | 2009 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 1984 cc | 2866 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 211 HP | 76 HP |
| Engine RPM | 4300 RPM | 3800 RPM |
| Torque | 350 Nm | 187 Nm |
| Engine Bore Size | 82.5 mm | 78 mm |
| Engine Stroke Size | 92.8 mm | 100 mm |
| Engine Compression Ratio | 17.0:1 | 6.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 930 kg | 1325 kg |
| Vehicle Length | 4710 mm | 4770 mm |
| Vehicle Width | 1840 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1570 mm |
| Wheelbase Size | 2820 mm | 3100 mm |
