The development of mobile Internet has seriously affected the lives of modern people. In the context of mobile internet based on the analysis of the main factors affecting the consumption of urban residents in China, this paper uses the national statistics of urban residents's consumption from 2002 to 2019, selects the minimum disposable economic income per capita, the price index of retail products, the natural population growth rate, the Internet penetration rate and other information materials as explanatory variables, and establishes a multivariate linear regression model, which quantitatively analyzes the various factors affecting the living consumption expenses of urban residents throughout the year, And put forward the policy suggestion to the urban resident consumption more structured and rational.