The largest car manufacturer in the world by production volume is Toyota. This Japanese automotive company has consistently held the position of the largest global car manufacturer, producing millions of vehicles annually. Founded in 1937, Toyota is known for its innovative manufacturing techniques, such as the Toyota Production System, which emphasizes efficiency and quality. The company offers a wide range of vehicles, from sedans to trucks, and has made significant strides in hybrid technology with models like the Prius. Toyota's commitment to sustainability and innovation continues to drive its success in the highly competitive automotive market.