North America smartphone shipments in Q3 2018 were down -11% annually. Two of the top 5 smartphone vendors recorded positive annual growth. Samsung’s smartphone volume shipments shrank annually, Apple gained share marginally, LG was flat, Motorola recorded strong growth while TCL continued its steady slide. ZTE failed to return to the top-10 after a devastating prior quarter that has left it a shell of its former self in the region. This report contains quarterly smartphone shipments and marketshare for the top 20 vendors and top operating systems in the United States and Canada for Q3 2018. The report also contains historical data for North America from 2007 to the current quarter.