In 2018, we tested and compared automotive clearcoat systems from eleven automotive manufacturers, eight coating producers and one manufacturer of coating raw materials. The coating samples were coded in the process. A similarly designed benchmark study was already conducted in 2009 and 2010 [2]. It revealed to the participants where there was a need for development and action. Apart from the individual conclusions, the results of the relaunched study allow us to examine the extent to which the different chemical technologies are reflected in the test results. They also show the extent to which the performance and property ...