© 2019 Universidad Complutense de Madrid. All rights reserved. This document contains an evaluation method for the infographic, initially designed for the communicative comparison with other documents of identical contents, presented by means of written texts, which were proven in a successful investigation on the communicative effectiveness of the infographic visualization. It shows the research design that allowed obtaining results and conclusions of great reliability for the comparison. In the present study we intend to show the criteria with which selected selected infographics were investigated, with specific criteria, thanks to previous personal tests and after establishing and, after preparing the general criteria for a mass telematic consultation, they were sent and received by means of of a on line digital system, which allowed to determine the knowledge acquired by the interpreters, about what was document presented to them.