1974 Mercedes-Benz S vs. 2008 BMW 645
To start off, 2008 BMW 645 is newer by 34 year(s). Which means there will be less support and parts availability for 1974 Mercedes-Benz S. In addition, the cost of maintenance, including insurance, on 1974 Mercedes-Benz S would be higher. At 4,398 cc (8 cylinders), 2008 BMW 645 is equipped with a bigger engine. In terms of performance, 2008 BMW 645 (328 HP @ 6100 RPM) has 130 more horse power than 1974 Mercedes-Benz S. (198 HP @ 5500 RPM) In normal driving conditions, 2008 BMW 645 should accelerate faster than 1974 Mercedes-Benz S. With that said, vehicle weight also plays an important factor in acceleration. 2008 BMW 645 weights approximately 140 kg more than 1974 Mercedes-Benz S. 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, 2008 BMW 645 (450 Nm @ 3600 RPM) has 164 more torque (in Nm) than 1974 Mercedes-Benz S. (286 Nm @ 4000 RPM). This means 2008 BMW 645 will have an easier job in driving up hills or pulling heavy equipment than 1974 Mercedes-Benz S.
Compare all specifications:
| 1974 Mercedes-Benz S | 2008 BMW 645 | |
| Make | Mercedes-Benz | BMW |
| Model | S | 645 |
| Year Released | 1974 | 2008 |
| Body Type | Sedan | Convertible |
| Engine Position | Front | Front |
| Engine Size | 3499 cc | 4398 cc |
| Engine Cylinders | 8 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Horse Power | 198 HP | 328 HP |
| Engine RPM | 5500 RPM | 6100 RPM |
| Torque | 286 Nm | 450 Nm |
| Torque RPM | 4000 RPM | 3600 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Number of Seats | 5 seats | 4 seats |
| Number of Doors | 4 doors | 2 doors |
| Vehicle Weight | 1675 kg | 1815 kg |
| Vehicle Length | 4970 mm | 4830 mm |
| Vehicle Width | 1880 mm | 1860 mm |
| Vehicle Height | 1430 mm | 1380 mm |
| Wheelbase Size | 2870 mm | 2790 mm |
