1978 Mercedes-Benz S vs. 1952 Rover P4
To start off, 1978 Mercedes-Benz S is newer by 26 year(s). Which means there will be less support and parts availability for 1952 Rover P4. In addition, the cost of maintenance, including insurance, on 1952 Rover P4 would be higher. At 2,746 cc (6 cylinders), 1978 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1978 Mercedes-Benz S (157 HP @ 5500 RPM) has 82 more horse power than 1952 Rover P4. (75 HP @ 4200 RPM). In normal driving conditions, 1978 Mercedes-Benz S should accelerate faster than 1952 Rover P4. With that said, vehicle weight also plays an important factor in acceleration. 1978 Mercedes-Benz S weights approximately 220 kg more than 1952 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, 1978 Mercedes-Benz S (223 Nm @ 4000 RPM) has 73 more torque (in Nm) than 1952 Rover P4. (150 Nm @ 2500 RPM). This means 1978 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1952 Rover P4.
Compare all specifications:
| 1978 Mercedes-Benz S | 1952 Rover P4 | |
| Make | Mercedes-Benz | Rover |
| Model | S | P4 |
| Year Released | 1978 | 1952 |
| Engine Position | Front | Front |
| Engine Size | 2746 cc | 2101 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 157 HP | 75 HP |
| Engine RPM | 5500 RPM | 4200 RPM |
| Torque | 223 Nm | 150 Nm |
| Torque RPM | 4000 RPM | 2500 RPM |
| Engine Bore Size | 86 mm | 65.2 mm |
| Engine Stroke Size | 78.8 mm | 105 mm |
| Engine Compression Ratio | 8.7:1 | 7.3:1 |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Weight | 1610 kg | 1390 kg |
| Vehicle Length | 4740 mm | 4590 mm |
| Vehicle Width | 1880 mm | 1670 mm |
| Vehicle Height | 1430 mm | 1630 mm |
| Wheelbase Size | 2870 mm | 2830 mm |
| Fuel Tank Capacity | 85 L | 52 L |
