Although the ostensible purpose of the trip was to visit her mother, Bertha Benz also had another motive: to show her brilliant husband – who had failed to consider marketing his invention adequately – that the automobile would become a financial success once it was shown to be useful to the general public.
Kuigi peamine reisi põhjus oli külastada oma ema, oli Bertha Benzil ka teine motiiv: näidata oma hiilgavale mehele, kes ei tahtnud mõeldagi oma leiutise turundusele, et mootorsõiduk võib muutuda finantsiliseks õnnestumiseks, kui selle kasulikkust näidata üldsusele.