2004 Alfa Romeo 156 vs. 1955 Peugeot 403
To start off, 2004 Alfa Romeo 156 is newer by 49 year(s). Which means there will be less support and parts availability for 1955 Peugeot 403. In addition, the cost of maintenance, including insurance, on 1955 Peugeot 403 would be higher. At 3,177 cc (6 cylinders), 2004 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2004 Alfa Romeo 156 (238 HP @ 6200 RPM) has 194 more horse power than 1955 Peugeot 403. (44 HP @ 4900 RPM). In normal driving conditions, 2004 Alfa Romeo 156 should accelerate faster than 1955 Peugeot 403. With that said, vehicle weight also plays an important factor in acceleration. 2004 Alfa Romeo 156 weights approximately 317 kg more than 1955 Peugeot 403. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1955 Peugeot 403 is rear wheel drive (RWD), it offers better handling in dry conditions; in addition, if you are looking to drift, it will be much easier to do with 1955 Peugeot 403. However, in wet, icy, snow, or gravel driving conditions, 2004 Alfa Romeo 156, being front wheel drive (FWD), will offer much better control with better grip. 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, 2004 Alfa Romeo 156 (289 Nm @ 4800 RPM) has 215 more torque (in Nm) than 1955 Peugeot 403. (74 Nm @ 2500 RPM). This means 2004 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1955 Peugeot 403.
Compare all specifications:
| 2004 Alfa Romeo 156 | 1955 Peugeot 403 | |
| Make | Alfa Romeo | Peugeot |
| Model | 156 | 403 |
| Year Released | 2004 | 1955 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 3177 cc | 1468 cc |
| Engine Cylinders | 6 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Horse Power | 238 HP | 44 HP |
| Engine RPM | 6200 RPM | 4900 RPM |
| Torque | 289 Nm | 74 Nm |
| Torque RPM | 4800 RPM | 2500 RPM |
| Engine Bore Size | 93 mm | 80 mm |
| Engine Stroke Size | 78 mm | 73 mm |
| Engine Compression Ratio | 10.5:1 | 7.0:1 |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1485 kg | 1168 kg |
| Vehicle Length | 4440 mm | 4600 mm |
| Vehicle Width | 1770 mm | 1430 mm |
| Vehicle Height | 1410 mm | 1560 mm |
| Wheelbase Size | 2600 mm | 2900 mm |
| Fuel Tank Capacity | 63 L | 50 L |
