2003 BMW 645 vs. 1951 Rover P4
To start off, 2003 BMW 645 is newer by 52 year(s). Which means there will be less support and parts availability for 1951 Rover P4. In addition, the cost of maintenance, including insurance, on 1951 Rover P4 would be higher. At 4,398 cc (8 cylinders), 2003 BMW 645 is equipped with a bigger engine. In terms of performance, 2003 BMW 645 (325 HP @ 6100 RPM) has 250 more horse power than 1951 Rover P4. (75 HP @ 4200 RPM). In normal driving conditions, 2003 BMW 645 should accelerate faster than 1951 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2003 BMW 645 weights approximately 300 kg more than 1951 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 BMW 645 (450 Nm @ 3600 RPM) has 300 more torque (in Nm) than 1951 Rover P4. (150 Nm @ 2500 RPM). This means 2003 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1951 Rover P4.
Compare all specifications:
2003 BMW 645 | 1951 Rover P4 | |
Make | BMW | Rover |
Model | 645 | P4 |
Year Released | 2003 | 1951 |
Engine Position | Front | Front |
Engine Size | 4398 cc | 2103 cc |
Engine Cylinders | 8 cylinders | 6 cylinders |
Engine Type | V | in-line |
Valves per Cylinder | 4 valves | 2 valves |
Horse Power | 325 HP | 75 HP |
Engine RPM | 6100 RPM | 4200 RPM |
Torque | 450 Nm | 150 Nm |
Torque RPM | 3600 RPM | 2500 RPM |
Engine Bore Size | 92 mm | 65.2 mm |
Engine Stroke Size | 82.7 mm | 105 mm |
Engine Compression Ratio | 10.5:1 | 7.3:1 |
Drive Type | Rear | Rear |
Number of Seats | 4 seats | 5 seats |
Number of Doors | 2 doors | 4 doors |
Vehicle Weight | 1690 kg | 1390 kg |
Vehicle Length | 4830 mm | 4590 mm |
Vehicle Width | 1860 mm | 1670 mm |
Vehicle Height | 1380 mm | 1620 mm |
Wheelbase Size | 2890 mm | 2830 mm |
Fuel Tank Capacity | 70 L | 52 L |