1990 BMW Z1 vs. 1957 Rover P4
To start off, 1990 BMW Z1 is newer by 33 year(s). Which means there will be less support and parts availability for 1957 Rover P4. In addition, the cost of maintenance, including insurance, on 1957 Rover P4 would be higher. At 2,636 cc (6 cylinders), 1957 Rover P4 is equipped with a bigger engine. In terms of performance, 1990 BMW Z1 (175 HP @ 5800 RPM) has 82 more horse power than 1957 Rover P4. (93 HP @ 4250 RPM). In normal driving conditions, 1990 BMW Z1 should accelerate faster than 1957 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1957 Rover P4 weights approximately 180 kg more than 1990 BMW Z1.
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, 1990 BMW Z1 (230 Nm @ 4000 RPM) has 24 more torque (in Nm) than 1957 Rover P4. (206 Nm @ 2500 RPM). This means 1990 BMW Z1 will have an easier job in driving up hills or pulling heavy equipment than 1957 Rover P4.
Compare all specifications:
| 1990 BMW Z1 | 1957 Rover P4 | |
| Make | BMW | Rover |
| Model | Z1 | P4 |
| Year Released | 1990 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2494 cc | 2636 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Valves per Cylinder | 2 valves | 2 valves |
| Horse Power | 175 HP | 93 HP |
| Engine RPM | 5800 RPM | 4250 RPM |
| Torque | 230 Nm | 206 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 82 mm | 73 mm |
| Engine Stroke Size | 78.8 mm | 105 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Manual |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1250 kg | 1430 kg |
| Vehicle Length | 3960 mm | 4550 mm |
| Vehicle Width | 1810 mm | 1680 mm |
| Vehicle Height | 1280 mm | 1620 mm |
| Wheelbase Size | 2450 mm | 2830 mm |
