As Japan's second-biggest car company after Toyota, they argue, Nissan would give Renault a powerful presence in Asia as well as in the United States. Renault could in turn provide Nissan with a strong base in Europe, where it currently has little market share, as well as in Latin America. In combination, the two companies would be the world's fourth-biggest car maker, with 4.8 million vehicles built, ahead of Volkswagen A.G.