The objective of this study is to evaluate the quality of banking services in Ecuador, for which the three main banking entities of the country have been taken as reference: Banco Pichincha, Pacífico and Produbanco. The applied evaluation is based on a questionnaire adapted to the SERVPERF model, it measures the perception of quality in five dimensions: reliability, responsiveness, responsibility, empathy and tangible elements. From this research it is concluded that banking services in Ecuador need improvement.