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 with similar efficiency to the Model S is responsible for the production of the same amount of CO as a gasoline-powered car that gets 34 to 115 MPG, depending on the source of electricity in the region in which the car is being charged. The study estimated that nearly half of Americans lived in regions where an electric vehicle would result in less emissions than a 50 MPG hybrid vehicle. A 2015 study by Union of Concerned Scientists found that in the US regions where the Model S is popular, the 68% higher manufacturing emissions are offset within a few