Mercedes-Benz 630 (Germany, 1924-1932)

Ferdinand Porsche designed the representative twin model series of luxury vehicles with displacements of 4 litres and 6.2 litres. The only differences between the two were to be found in the swept volume of the engines, in the wheelbase, the overall length and a few points of detail in the body. The length available for the body on the chassis and the technically sophisticated basis were identical. The larger engine required a wheelbase that was 120 millimetres longer and resulted in the chassis weighing 100 kilo­grams more.

The Model 24/100/140 hp with the larger unit was the driving force – not in terms of the number of vehicles built – the smaller and less-expensive car retained the upper hand there. But when it came to the image factor, the car with the brawny engine was clearly the more representative vehicle.

Over the years changes were made to the model designation. To start with it was called the Mercedes 24/100/140 hp, and then after...