1974 Alfa Romeo Alfetta vs. 1949 Rover P4
To start off, 1974 Alfa Romeo Alfetta is newer by 25 year(s). Which means there will be less support and parts availability for 1949 Rover P4. In addition, the cost of maintenance, including insurance, on 1949 Rover P4 would be higher. At 2,102 cc (6 cylinders), 1949 Rover P4 is equipped with a bigger engine. In terms of performance, 1974 Alfa Romeo Alfetta (122 HP @ 5500 RPM) has 48 more horse power than 1949 Rover P4. (74 HP @ 4200 RPM). In normal driving conditions, 1974 Alfa Romeo Alfetta should accelerate faster than 1949 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1949 Rover P4 weights approximately 403 kg more than 1974 Alfa Romeo Alfetta.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front 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, 1974 Alfa Romeo Alfetta (167 Nm @ 4400 RPM) has 17 more torque (in Nm) than 1949 Rover P4. (150 Nm @ 2500 RPM). This means 1974 Alfa Romeo Alfetta will have an easier job in driving up hills or pulling heavy equipment than 1949 Rover P4.
Compare all specifications:
| 1974 Alfa Romeo Alfetta | 1949 Rover P4 | |
| Make | Alfa Romeo | Rover |
| Model | Alfetta | P4 |
| Year Released | 1974 | 1949 |
| Engine Position | Front | Front |
| Engine Size | 1779 cc | 2102 cc |
| Engine Cylinders | 4 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 122 HP | 74 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 167 Nm | 150 Nm |
| Torque RPM | 4400 RPM | 2500 RPM |
| Engine Bore Size | 80 mm | 65.2 mm |
| Engine Stroke Size | 88.5 mm | 105 mm |
| Engine Compression Ratio | 9.5:1 | 7.3:1 |
| Top Speed | 182 km/hour | 137 km/hour |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 3 doors | 4 doors |
| Vehicle Weight | 1048 kg | 1451 kg |
| Vehicle Length | 4160 mm | 4590 mm |
| Vehicle Width | 1670 mm | 1680 mm |
| Vehicle Height | 1340 mm | 1620 mm |
| Wheelbase Size | 2520 mm | 2830 mm |
| Fuel Tank Capacity | 53 L | 52 L |
