1957 Mercedes-Benz 300D vs. 1981 Mercury Cougar
To start off, 1981 Mercury Cougar is newer by 24 year(s). Which means there will be less support and parts availability for 1957 Mercedes-Benz 300D. In addition, the cost of maintenance, including insurance, on 1957 Mercedes-Benz 300D would be higher. At 3,797 cc (6 cylinders), 1981 Mercury Cougar is equipped with a bigger engine. In terms of performance, 1957 Mercedes-Benz 300D (158 HP @ 5300 RPM) has 44 more horse power than 1981 Mercury Cougar. (114 HP @ 4000 RPM). In normal driving conditions, 1957 Mercedes-Benz 300D should accelerate faster than 1981 Mercury Cougar. With that said, vehicle weight also plays an important factor in acceleration. 1957 Mercedes-Benz 300D weights approximately 574 kg more than 1981 Mercury Cougar. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Compare all specifications:
| 1957 Mercedes-Benz 300D | 1981 Mercury Cougar | |
| Make | Mercedes-Benz | Mercury |
| Model | 300D | Cougar |
| Year Released | 1957 | 1981 |
| Engine Position | Front | Front |
| Engine Size | 2994 cc | 3797 cc |
| Engine Cylinders | 6 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 158 HP | 114 HP |
| Engine RPM | 5300 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Doors | 5 doors | 2 doors |
| Vehicle Weight | 1930 kg | 1356 kg |
| Vehicle Length | 5200 mm | 4960 mm |
| Vehicle Width | 1870 mm | 1810 mm |
| Vehicle Height | 1630 mm | 1370 mm |
| Wheelbase Size | 3160 mm | 2690 mm |
