With the rapid popularization of 5 G technology and application

all kinds of data will grow more rapidly. Big data in 5 G will have significant changes in data structure composition and business distribution. This paper analyzed the characteristics of big data and the prediction method of data volume under the background of 5 G wide application. Combined with the business scenario and technical characteristics of 4 G

this paper analyzed the business characteristics of 5 G era

classified the data

subdivided the related industries

and deeply discussed the characteristics of different businesses and data

so as to give a prediction model and method that can better fi t the scenario.