A potential merger of Honda and Nissan, and its alliance partners Mitsubishi and Renault SA, could create a new manufacturer worth $79.9 billion, producing 8 million cars a year. A potential merger of Honda and Nissan, and its alliance partners Mitsubishi and Renault SA, could create a new manufacturer worth $79.9 billion, producing 8 million cars a year. Automotive Industry, Company News Latest business news