Tesla Model X Model X deliveries had gone to US customers. Nevertheless, in January 2016 a Tesla car other than the Model S was registered in Germany and a Tesla Model X was sighted driving there with a license plate from Ingolstadt. Since the Audi headquarters are located in Ingolstadt, this led to speculation that Audi has acquired a Tesla Model X as part of its effort to develop its own battery-electric SUV. Tesla produced 507 Model X in the fourth quarter of 2015, of which 206 were delivered to customers. Model X sales totaled 2,400 units during the first quarter of 2016.
Tesla Model S of vehicles in transit at the end of June 2016 was much higher than expected (5,150 including Model X cars), representing 35.8% of the number of cars delivered in the quarter (14,402 vehicles including the Model X). Deliveries in the third quarter of 2016 totaled 16,047 units, for cumulative sales of 38,231 Model S cars during the first nine months of 2016, allowing the Model S to rank as the world's top selling plug-in car during this period, just ahead of the Nissan Leaf. Global Model S sales passed the 150,000 units in November 2016, four years and five months