The purpose of the present study is to examine the impact of Digitalization on Transactions, Efficiency and Competition with Reference to Selected Service Sectors. The samples for the study were taken among the 150 respondents and corrected sample were found 133. The data has analyzed with the help of t-test at 5% level of significance. The findings of the study indicate that digitalization has positive and significant impact on Transactions, Efficiency and Competition. However, alternative hypothesis were accepted in each case.