2009 BMW Z4 vs. 1954 Rover P4
To start off, 2009 BMW Z4 is newer by 55 year(s). Which means there will be less support and parts availability for 1954 Rover P4. In addition, the cost of maintenance, including insurance, on 1954 Rover P4 would be higher. At 2,996 cc (6 cylinders), 2009 BMW Z4 is equipped with a bigger engine. In terms of performance, 2009 BMW Z4 (335 HP @ 7900 RPM) has 255 more horse power than 1954 Rover P4. (80 HP @ 4500 RPM). In normal driving conditions, 2009 BMW Z4 should accelerate faster than 1954 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1954 Rover P4 weights approximately 174 kg more than 2009 BMW Z4.
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, 2009 BMW Z4 (315 Nm @ 2750 RPM) has 162 more torque (in Nm) than 1954 Rover P4. (153 Nm @ 1750 RPM). This means 2009 BMW Z4 will have an easier job in driving up hills or pulling heavy equipment than 1954 Rover P4. 2009 BMW Z4 has automatic transmission and 1954 Rover P4 has manual transmission. 1954 Rover P4 will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2009 BMW Z4 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 2009 BMW Z4 | 1954 Rover P4 | |
| Make | BMW | Rover |
| Model | Z4 | P4 |
| Year Released | 2009 | 1954 |
| Engine Position | Front | Front |
| Engine Size | 2996 cc | 2230 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 335 HP | 80 HP |
| Engine RPM | 7900 RPM | 4500 RPM |
| Torque | 315 Nm | 153 Nm |
| Torque RPM | 2750 RPM | 1750 RPM |
| Engine Compression Ratio | 12.0:1 | 7.2:1 |
| Drive Type | Rear | Rear |
| Transmission Type | Automatic | Manual |
| Number of Seats | 2 seats | 5 seats |
| Number of Doors | 2 doors | 4 doors |
| Vehicle Weight | 1310 kg | 1484 kg |
| Vehicle Length | 4100 mm | 4540 mm |
| Vehicle Width | 1790 mm | 1670 mm |
| Vehicle Height | 1310 mm | 1630 mm |
| Wheelbase Size | 2500 mm | 2830 mm |
| Fuel Tank Capacity | 55 L | 52 L |
