The 2015 Toyota Camry is the nation's best-selling car, but was outsold by two trucks last month(Photo: Mark Lennihan, AP) CONNECTTWEETCOMMENTEMAILMORE. Even though buyers crave SUVs and pickups at the moment, a look at the Top 20 best-selling vehicles in May shows that cars are still holding their own. Toyota's Camry moved up a notch from April to reclaim its spot as the nation's third most popular vehicle -- and the most popular car -- for the month.