Under the trend of economic globalization and regional economic integration, metropolitan area has been gradually replace individual cities become the basic geographical unit for regional competition, it's a profound impact on the development of the upgrading of the regional competitiveness .By using the SWOT analysis to conduct a comprehensive analysis of strengths, weaknesses, opportunities and threats which Xi'an metropolitan faced，then puts forward the strategy for the development of Xi'an metropolitan area, has important guiding significance to the development of Xi'an metropolitan area.