2005 Mercedes-Benz SL vs. 1956 Rover P4
To start off, 2005 Mercedes-Benz SL is newer by 49 year(s). Which means there will be less support and parts availability for 1956 Rover P4. In addition, the cost of maintenance, including insurance, on 1956 Rover P4 would be higher. At 5,441 cc (8 cylinders), 2005 Mercedes-Benz SL is equipped with a bigger engine. In terms of performance, 2005 Mercedes-Benz SL (493 HP @ 4200 RPM) has 442 more horse power than 1956 Rover P4. (51 HP @ 4000 RPM). In normal driving conditions, 2005 Mercedes-Benz SL should accelerate faster than 1956 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 2005 Mercedes-Benz SL weights approximately 541 kg more than 1956 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, 2005 Mercedes-Benz SL (700 Nm) has 562 more torque (in Nm) than 1956 Rover P4. (138 Nm). This means 2005 Mercedes-Benz SL will have an easier job in driving up hills or pulling heavy equipment than 1956 Rover P4.
Compare all specifications:
| 2005 Mercedes-Benz SL | 1956 Rover P4 | |
| Make | Mercedes-Benz | Rover |
| Model | SL | P4 |
| Year Released | 2005 | 1956 |
| Engine Position | Front | Front |
| Engine Size | 5441 cc | 1997 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 3 valves | 2 valves |
| Horse Power | 493 HP | 51 HP |
| Engine RPM | 4200 RPM | 4000 RPM |
| Torque | 700 Nm | 138 Nm |
| Drive Type | Rear | Rear |
| Number of Seats | 2 seats | 5 seats |
| Vehicle Weight | 1921 kg | 1380 kg |
| Vehicle Length | 4540 mm | 4550 mm |
| Vehicle Width | 1820 mm | 1680 mm |
| Vehicle Height | 1300 mm | 1620 mm |
| Wheelbase Size | 2570 mm | 2830 mm |
