The present invention relates to a system for deriving a brand value degree with improved discrimination power by comparing a value of a brand to be evaluated with a value of a comparative brand to indicate a relative value scale. The system includes a setting unit for receiving a target brand and the comparative brand, a big data analysis unit for collecting data from a previously designated internet homepage and calculating an evaluation value including a news level, a community level, a credit level, and an intellectual property level of each of the target brand and the comparative brand, and a value analyzing unit for calculating a relative value by a relative scale value of the comparative brand and a relative scale value of the target brand calculated as the evaluation values.
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