It was aimed to determine and compare the financial performance of participation banks in Turkey and Gulf Cooperation Council (GCC) member countries between 2016-2019. Entropy weighting method and TOPSIS was preferred for the analyses, and all the calculations were conducted using Microsoft Excel. According to the performance analysis results, Kuveyt Turk participation bank operating in Turkey was taken first place in 2016, 2017, and 2019.On the contrary, it was determined that Albaraka Türk was dropped to the last rank in the performance ranking in the last two years. When examining the results regarding performance comparison between countries, it was found that the United Arab Emirates ranked first in the other years except 2018. In 2018, Oman ranked first in the performance ranking. It was seen that Turkey ranks second in 2016 but ranks third in the other three years. As a result, it was observed that there are differences in performance rankings over the years.