Online shopping sites, which have been integrated into our lives through the Internet, one of the most important inventions in human history, makes people's lives easier and evolving day by day. Therefore, consumers and businesses have turned to online shopping sites for convenience and sustainability. The aim of the study was to rank some online shopping sites in Türkiye by examining online shopping preferences in a fuzzy environment based on Industry 4.0. For this purpose, spherical fuzzy sets and integration with Simple Additive Weighting were used to determine the importance weights of the criteria and the ranking of the shopping sites. The results show that the most popular shopping website also ranks first in our ranking.