2003 Alfa Romeo 156 vs. 1952 Rover P4
To start off, 2003 Alfa Romeo 156 is newer by 51 year(s). Which means there will be less support and parts availability for 1952 Rover P4. In addition, the cost of maintenance, including insurance, on 1952 Rover P4 would be higher. At 2,387 cc (6 cylinders), 2003 Alfa Romeo 156 is equipped with a bigger engine. In terms of performance, 2003 Alfa Romeo 156 (189 HP @ 6300 RPM) has 114 more horse power than 1952 Rover P4. (75 HP @ 4200 RPM). In normal driving conditions, 2003 Alfa Romeo 156 should accelerate faster than 1952 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alfa Romeo 156 weights approximately 120 kg more than 1952 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 1952 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 1952 Rover P4. However, in wet, icy, snow, or gravel driving conditions, 2003 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, 2003 Alfa Romeo 156 (218 Nm @ 5000 RPM) has 68 more torque (in Nm) than 1952 Rover P4. (150 Nm @ 2500 RPM). This means 2003 Alfa Romeo 156 will have an easier job in driving up hills or pulling heavy equipment than 1952 Rover P4.
Compare all specifications:
| 2003 Alfa Romeo 156 | 1952 Rover P4 | |
| Make | Alfa Romeo | Rover |
| Model | 156 | P4 |
| Year Released | 2003 | 1952 |
| Engine Position | Front | Front |
| Engine Size | 2387 cc | 2101 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 189 HP | 75 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 218 Nm | 150 Nm |
| Torque RPM | 5000 RPM | 2500 RPM |
| Engine Bore Size | 88 mm | 65.2 mm |
| Engine Stroke Size | 68.3 mm | 105 mm |
| Engine Compression Ratio | 10.3:1 | 7.3:1 |
| Drive Type | Front | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 5 doors | 4 doors |
| Vehicle Weight | 1510 kg | 1390 kg |
| Vehicle Length | 4450 mm | 4590 mm |
| Vehicle Width | 1750 mm | 1670 mm |
| Vehicle Height | 1440 mm | 1630 mm |
| Wheelbase Size | 2550 mm | 2830 mm |
| Fuel Tank Capacity | 63 L | 52 L |
