2003 Alpina B3 vs. 1950 Rover P4
To start off, 2003 Alpina B3 is newer by 53 year(s). Which means there will be less support and parts availability for 1950 Rover P4. In addition, the cost of maintenance, including insurance, on 1950 Rover P4 would be higher. At 3,346 cc (6 cylinders), 2003 Alpina B3 is equipped with a bigger engine. In terms of performance, 2003 Alpina B3 (301 HP @ 6300 RPM) has 227 more horse power than 1950 Rover P4. (74 HP @ 4200 RPM). In normal driving conditions, 2003 Alpina B3 should accelerate faster than 1950 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2003 Alpina B3 weights approximately 560 kg more than 1950 Rover P4. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
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, 2003 Alpina B3 (362 Nm @ 4800 RPM) has 212 more torque (in Nm) than 1950 Rover P4. (150 Nm @ 2500 RPM). This means 2003 Alpina B3 will have an easier job in driving up hills or pulling heavy equipment than 1950 Rover P4.
Compare all specifications:
| 2003 Alpina B3 | 1950 Rover P4 | |
| Make | Alpina | Rover |
| Model | B3 | P4 |
| Year Released | 2003 | 1950 |
| Engine Position | Front | Front |
| Engine Size | 3346 cc | 2103 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 4 valves | 2 valves |
| Horse Power | 301 HP | 74 HP |
| Engine RPM | 6300 RPM | 4200 RPM |
| Torque | 362 Nm | 150 Nm |
| Torque RPM | 4800 RPM | 2500 RPM |
| Engine Bore Size | 87 mm | 65.2 mm |
| Engine Stroke Size | 93.1 mm | 105 mm |
| Engine Compression Ratio | 10.0:1 | 7.3:1 |
| Fuel Type | Gasoline - Premium | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 4 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1950 kg | 1390 kg |
| Vehicle Length | 4490 mm | 4530 mm |
| Vehicle Width | 1760 mm | 1670 mm |
| Vehicle Height | 1370 mm | 1620 mm |
| Wheelbase Size | 2730 mm | 2830 mm |
| Fuel Tank Capacity | 63 L | 52 L |
