2006 Alfa Romeo 156 vs. 1957 Rover P4
To start off, 2006 Alfa Romeo 156 is newer by 49 year(s). Which means there will be less support and parts availability for 1957 Rover P4. In addition, the cost of maintenance, including insurance, on 1957 Rover P4 would be higher. At 2,492 cc (6 cylinders), 2006 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2006 Alfa Romeo 156 (189 HP @ 6300 RPM) has 119 more horse power than 1957 Rover P4. (70 HP @ 4500 RPM). In normal driving conditions, 2006 Alfa Romeo 156 should accelerate faster than 1957 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2006 Alfa Romeo 156 weights approximately 185 kg more than 1957 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1957 Rover P4 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 1957 Rover P4. 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 (218 Nm @ 5000 RPM) has 65 more torque (in Nm) than 1957 Rover P4. (153 Nm @ 1750 RPM). This means 2006 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1957 Rover P4.
Compare all specifications:
| 2006 Alfa Romeo 156 | 1957 Rover P4 | |
| Make | Alfa Romeo | Rover |
| Model | 156 | P4 |
| Year Released | 2006 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2492 cc | 2230 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 70 HP |
| Engine RPM | 6300 RPM | 4500 RPM |
| Torque | 218 Nm | 153 Nm |
| Torque RPM | 5000 RPM | 1750 RPM |
| Engine Bore Size | 88 mm | 73 mm |
| Engine Stroke Size | 68.3 mm | 88.9 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Front | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1585 kg | 1400 kg |
| Vehicle Length | 4440 mm | 4540 mm |
| Vehicle Width | 1750 mm | 1680 mm |
| Vehicle Height | 1440 mm | 1630 mm |
| Wheelbase Size | 2600 mm | 2830 mm |
| Fuel Tank Capacity | 63 L | 45 L |
