Objective: The aim of this study was to examine the reliability and validity criteria of the Sexual Relationship Power Scale (SRPS). Methods: Four hundred seventy-nine women aged 18 and over and living in the city center of Manisa were interviewed. For the reliability analysis of the scale, the internal consistency coefficient was computed. For its validity analysis, descriptive and confirmatory factor analysis was performed, and the discriminant and known groups validity was computed. In the analysis, Lisrel, SPSS and MAP software were used. Results: The Cronbach's alpha value of the SRPS is 0.86. The Cronbach's alpha value is 0.85 for the relationship control subscale, and 0.76 for the decision-making dominance subscale. Confirmatory factor analysis goodness of fit values are 0.074 for the RMSEA, 2.58 for the χ2/sd and 0.93 for the CFI. The scale can distinguish sociodemographic characteristics and exposure to violence. The scale significantly correlates with other scales used to measure gender equality. Conclusion: SRPS is a reliable and valid scale to be used in studies evaluating gender equality. [Anadolu Psikiyatri Derg 2018; 19(1.000): 52-62]