The weightage of the personality test, also known as the interview, in the overall UPSC ranking process is approximately 275 marks. This reflects a significant portion of the total marks, emphasizing its importance in evaluating candidates beyond academic knowledge. The interview assesses qualities such as leadership, communication skills, and emotional intelligence, which are essential for effective public service. Given that a candidate's written examination score is converted into a final ranking, the personality test plays a crucial role in determining the success of aspirants in the UPSC selection process.