Luxury Sedans Hit the Road: New Study Reveals Surprising Trends in High-End Vehicle Sales. A recent analysis has shed light on the preferences of affluent car buyers, and the results are anything but conventional. Fleet, fancy, and four-doored are just a few adjectives that describe the vehicles at the top of the list, with many opting for sleek, high-performance sedans. But what's behind this shift in luxury car buying habits, and how are manufacturers responding to meet the demands of their most discerning customers?