The research paper aims to judge the efficiency of a married couple compared to an unmarried one. The study found that married couples are more efficient due to their legal rights and benefits, which play a significant role in securing their life. The research uses primary and secondary methods, including questionnaires, surveys, and observations, to collect data from 100 couples. The results show that married couples have a higher mean efficiency score than unmarried couples, indicating that marriage provides more stability and security in relationships.