2006 Alfa Romeo 156 vs. 1974 Peugeot 504
To start off, 2006 Alfa Romeo 156 is newer by 32 year(s). Which means there will be less support and parts availability for 1974 Peugeot 504. In addition, the cost of maintenance, including insurance, on 1974 Peugeot 504 would be higher. At 2,387 cc (5 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (173 HP @ 4000 RPM) has 120 more horse power than 1974 Peugeot 504. (53 HP @ 4500 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 1974 Peugeot 504. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 300 kg more than 1974 Peugeot 504. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1974 Peugeot 504 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 1974 Peugeot 504. However, in wet, icy, snow, or gravel driving conditions, 2006 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, 2006 Alfa Romeo 156 (385 Nm @ 2000 RPM) has 277 more torque (in Nm) than 1974 Peugeot 504. (108 Nm @ 2000 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1974 Peugeot 504.
Compare all specifications:
| 2006 Alfa Romeo 156 | 1974 Peugeot 504 | |
| Make | Alfa Romeo | Peugeot |
| Model | 156 | 504 |
| Year Released | 2006 | 1974 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 1944 cc |
| Engine Cylinders | 5 cylinders | 4 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 173 HP | 53 HP |
| Engine RPM | 4000 RPM | 4500 RPM |
| Torque | 385 Nm | 108 Nm |
| Torque RPM | 2000 RPM | 2000 RPM |
| Engine Bore Size | 82 mm | 88 mm |
| Engine Stroke Size | 90.4 mm | 80 mm |
| Fuel Type | Diesel | Diesel |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1510 kg | 1210 kg |
| Vehicle Length | 4440 mm | 4500 mm |
| Vehicle Width | 1750 mm | 1700 mm |
| Vehicle Height | 1440 mm | 1470 mm |
| Wheelbase Size | 2550 mm | 2750 mm |
| Fuel Tank Capacity | 63 L | 55 L |
