Petroleum industry is a pivotal component of a country’s industry, which can provide fuel oil and gasoline to guarantee the running of the whole economy system. By using the history data of petroleum industry in different geographic nations, we can get the difference between countries. To measure the petroleum development level, we collected the corresponding data of petroleum production, consumption, oil export net, oil import net and refining capability of different nations. To calculate the using efficiency of different nations, the comprehensive evaluation named DEA is applied in this paper to in the view of multiple inputs and outputs system. By using the results of comprehensive evaluation and international comparison, the gap analysis between China and other nations are obtained as conclusions.