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 California of plug-in electric cars in the state passed the 200,000 unit milestone in March 2016. By November 2016, with about 250,000 plug-in cars sold in the state since 2010, China was the only country market that exceeds California in terms of cumulative plug-in electric car sales. The top selling models in 2017 were the Chevrolet Bolt (13,487), Tesla Model S (11,813), Tesla Model X (6,910), Fiat 500e (4,943), Nissan Leaf (4,418), and Volkswagen e-Golf (3,202). Tesla Inc. listed as the best selling plug-in manufacturer in 2017, with combined sales of its Model S and X totaling 18,723 units (Model 3