2006 Alfa Romeo 156 vs. 1947 Citroen 15
To start off, 2006 Alfa Romeo 156 is newer by 59 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, 2006 Alfa Romeo 156 (149 HP @ 6300 RPM) has 73 more horse power than 1947 Citroen 15. (76 HP @ 3800 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 1947 Citroen 15. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 290 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.
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, 1947 Citroen 15 (187 Nm @ 2000 RPM) has 6 more torque (in Nm) than 2006 Alfa Romeo 156. (181 Nm @ 3800 RPM). This means 1947 Citroen 15 will have an easier job in driving up hills or pulling heavy equipment than 2006 Alfa Romeo 156.
Compare all specifications:
| 2006 Alfa Romeo 156 | 1947 Citroen 15 | |
| Make | Alfa Romeo | Citroen |
| Model | 156 | 15 |
| Year Released | 2006 | 1947 |
| Engine Position | Front | Front |
| Engine Size | 1970 cc | 2867 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 149 HP | 76 HP |
| Engine RPM | 6300 RPM | 3800 RPM |
| Torque | 181 Nm | 187 Nm |
| Torque RPM | 3800 RPM | 2000 RPM |
| Engine Bore Size | 83 mm | 78 mm |
| Engine Stroke Size | 91 mm | 100 mm |
| Engine Compression Ratio | 10.0:1 | 6.2:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Front |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Vehicle Weight | 1615 kg | 1325 kg |
| Vehicle Length | 4440 mm | 4770 mm |
| Vehicle Width | 1750 mm | 1800 mm |
| Vehicle Height | 1440 mm | 1570 mm |
| Wheelbase Size | 2600 mm | 3100 mm |
