An employee attaching a BMW logo onto the hood of a new car at the factory in Regensburg, Germany. BMW has retained its position as the world’s leading premium auto brand after posting record sales in 2013. Global deliveries, which include the flagship BMW brand, the compact urban Mini and top-of-the range Rolls Royce, climbed by 6.4 percent last year compared with 2012, to about 1.96 million vehicles, the group said yesterday.