1981 Audi UR vs. 1957 Mercedes-Benz 300D
To start off, 1981 Audi UR 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 2,994 cc (6 cylinders), 1957 Mercedes-Benz 300D is equipped with a bigger engine. In terms of performance, 1981 Audi UR (197 HP @ 5800 RPM) has 39 more horse power than 1957 Mercedes-Benz 300D. (158 HP @ 5300 RPM). In normal driving conditions, 1981 Audi UR should accelerate faster than 1957 Mercedes-Benz 300D. With that said, vehicle weight also plays an important factor in acceleration. 1957 Mercedes-Benz 300D weights approximately 630 kg more than 1981 Audi UR.
Compare all specifications:
| 1981 Audi UR | 1957 Mercedes-Benz 300D | |
| Make | Audi | Mercedes-Benz |
| Model | UR | 300D |
| Year Released | 1981 | 1957 |
| Engine Position | Front | Front |
| Engine Size | 2226 cc | 2994 cc |
| Engine Cylinders | 5 cylinders | 6 cylinders |
| Engine Type | in-line | in-line |
| Horse Power | 197 HP | 158 HP |
| Engine RPM | 5800 RPM | 5300 RPM |
| Fuel Type | Gasoline | Gasoline |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1300 kg | 1930 kg |
| Vehicle Length | 4430 mm | 5200 mm |
| Vehicle Width | 1690 mm | 1870 mm |
| Vehicle Height | 1390 mm | 1630 mm |
| Wheelbase Size | 2530 mm | 3160 mm |
| Fuel Tank Capacity | 58 L | 71 L |
