Tesla Model X According to Tesla Motors, deliveries were lower than expected because production was impacted by severe Model X supplier parts shortages in the first two months of 2016, and because Tesla had been too ambitious in wanting advanced features (committed "hubris"). The first Model X that didn't need corrections was made in April 2016. Sales during the second quarter of 2016 totaled 4,638 units. Although production was up 20% from the previous quarter, the number of vehicles in transit at the end of June 2016 was much higher than expected (5,150 including Model S cars), representing 35.8% of the number of
Tesla Model S making the Model S the second best selling car in the segment after the Mercedes-Benz E-Class (11,684) and ahead of the BMW 5 Series (10,551). According to Wards's Auto, the Model S topped the American upper luxury segment in 2016, followed by the Mercedes S-Class (18,803) and the BMW 7-Series (12,918). An estimated 92,317 Model S cars have been sold in the United States up until December 2016, representing about 57% of Model S global sales through November 2016. Model S sales in the American market passed the 100,000th unit mark in early June 2016, achieving this milestone in less