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
Plug-in electric vehicles in the United States the Prius PHV and the Ford C-Max, allowed plug-in hybrids to take the lead over pure electric cars during 2012, with 38,584 PHEVs sold versus 14,251 BEVs. Sales of pure electric cars (about 47,600 units) in 2013 were almost even with plug-in hybrids (about 49,000 units), due to large sales of the Tesla Model S and Nissan Leaf during 2013. , cumulative sales of plug-in electric vehicles in the U.S. since December 2010 were led by plug-in hybrids, with 150,946 units sold representing 52.7% of all plug-in car sales, while 135,444 all-electric cars (47.3%) had been delivered to retail customers.