Self-esteem refers to how the self is while self-concept refers how the self is .

Self-esteem refers to how the self is EVALUATED while self-concept refers how the self is PERCEIVED.

Explanation:

Self-esteem and Self-concept are terms in social psychology, with entirely different meanings.

SELF-ESTEEM refers to how one values themselves; the feelings one has about themselves. You can either feel positively (high self-esteem) or feel negatively (low self-esteem) about yourself.

SELF-CONCEPT is how one perceives or views themselves. It is simply the image you have about yourself mentally based on your traits, skills, roles, behaviors, habits and attributes.