1980 BMW 725 vs. 1975 Mercedes-Benz S
To start off, 1980 BMW 725 is newer by 5 year(s). Which means there will be less support and parts availability for 1975 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1975 Mercedes-Benz S would be higher. At 2,746 cc (6 cylinders), 1975 Mercedes-Benz S is equipped with a bigger engine. In terms of performance, 1975 Mercedes-Benz S (158 HP @ 5500 RPM) has 10 more horse power than 1980 BMW 725. (148 HP @ 5500 RPM) In normal driving conditions, 1975 Mercedes-Benz S should accelerate faster than 1980 BMW 725.
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, 1975 Mercedes-Benz S (227 Nm @ 4000 RPM) has 12 more torque (in Nm) than 1980 BMW 725. (215 Nm @ 4000 RPM). This means 1975 Mercedes-Benz S will have an easier job in driving up hills or pulling heavy equipment than 1980 BMW 725.
Compare all specifications:
| 1980 BMW 725 | 1975 Mercedes-Benz S | |
| Make | BMW | Mercedes-Benz |
| Model | 725 | S |
| Year Released | 1980 | 1975 |
| Body Type | Sedan | Sedan |
| Engine Position | Front | Front |
| Engine Size | 2495 cc | 2746 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 148 HP | 158 HP |
| Engine RPM | 5500 RPM | 5500 RPM |
| Torque | 215 Nm | 227 Nm |
| Torque RPM | 4000 RPM | 4000 RPM |
| Engine Bore Size | 86 mm | 86 mm |
| Engine Stroke Size | 71.6 mm | 78.8 mm |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 4 doors |
| Vehicle Length | 4870 mm | 4970 mm |
| Vehicle Width | 1810 mm | 1880 mm |
| Vehicle Height | 1440 mm | 1430 mm |
| Wheelbase Size | 2810 mm | 2870 mm |
