Research reported by the auto industry portal and website,, at indicates that Nissan's Sunderland is the most productive plant in Europe. The original research, published by Automotive World, indicates that Japanese plants are still the most productive globally, with some Korean plants very close. The best manage to produce over 150 cars per employee. North American plants are generally superior to the Europeans, although Nissan's Sunderland plant is more productive than any in North America.