A case study of Coca Cola and Pepsi has been undertaken in order to comprehend whether or not branding affects consumer purchase decesion. Previous research ' The Pepsi Challenge' has been emulated and discussed in order to come to a conclusion.The research methodology consisted of a binomial experiment, conducted on participants and dealt with participant's ability to distinguish Coca- Cola from Pepsi. Quantitative analysis of questionnaires, given to participants, was utilised to create an analysis of graphs. A semiotic analysis of a Coca-Cola can as well as Pepsi can was conducted in order...