Audi A3 Sportback e-tron, Q7 e-tron quattro, Porsche Panamera S E-Hybrid and Cayenne S E-Hybrid. Also two limited production plug-in hybrids were manufactured beginning in 2013, the Volkswagen XL1 (250 units) and the Porsche 918 Spyder (918 units). Total cumulative sales of all Volkswagen brand electrified cars since the start of their respective production is expected to reach about 103,000 by the end of 2016. The Volkswagen ID.4 was launched in the U.S. in September 2020. In order to comply with increasingly strict carbon dioxide emission limits in major markets, the VW Group expects to sell about one million all-electric and plug-in hybrid vehicles a year worldwide by 2025. The Group plans to expand its plug-in range with 20 new pure electric and plug-in hybrid cars, including two cars to compete with Tesla, Inc., the Porsche Mission E all-electric car and the Audi e-tron quattro, which is expected to become the brand's first mass-production electric vehicle. According to Thomas Ulbrich, VW brand production chief, the carmaker has the capacity to build as many as 75,000 battery-electric and plug-in hybrids a year if demand rises. Volkswagen announced in October 2015 that "it will develop a modular architecture for battery-electric cars, called the MEB. The standardised system will be designed for all body structures and vehicle types and will allow the company to build emotionally appealing EVs with a range of up to ." In June 2016, VW launched a program to develop 30 all-electric cars in 10 years, and sell 2–3 million electric cars per year by 2025. Due to lower manpower requirements for electric motors than for piston engines, VW expects a gradual workforce reduction as numbers of electric cars increase. VW considers battery factory ownership as too expensive. Flying vehicles In February 2021, Volkswagen issued a statement that "vertical mobility" could be the next step after self-driving technology. It announced that the company is exploring the feasibility of flying vehicles in China. Awards Volkswagen was named the fourth most influential car of the 20th century in the 1999 Car of the Century competition, for its Volkswagen Type 1 "Beetle" model. It trailed only the Ford Model T, BMC Mini, and Citroën DS. Volkswagen has produced four winners of the 50-year-old European Car of the Year award. Volkswagen has produced five winners of the United States Motor Trend Car of the Year award – the original Car of the Year