Objective To discuss the relationship between self-esteem level and self-assessment among university students in different social comparison.Methods The study was carried out in 300 university students from4 universities of Chongqing by using Rosenberg Self-Esteem Scale

Judge Core Self-Evaluation Scale and SelfEvaluations Scale of Social Comparison.Results It was found that the scores of core self-evaluation for students with high self-esteem level were obviously higher than those with medium and low self-esteem level.The differences of scores of core self-evaluation for students with different self-esteem levels were statistically significant（F=157.02

P<0.01）.Meanwhile

the differences of scores of self-evaluation in diverse social comparison for students with distinct self-esteem levels were statistically significant（F=17.39

32.20

P<0.01）.The result showed that scores of self-evaluation for students with high self-esteem level were greater than those with medium and low self-esteem level in upward social comparison.According to the downward social comparison

scores of self-evaluation for students with high self-esteem level were higher than those with medium and low self-esteem level;scores of self-evaluation for students with medium self-esteem level were greater than those with low self-esteem level.Conclusion Self-evaluation level is positively correlated with self-evaluation

manifesting significant predictability in social comparison.