Global legitimate smartphone sales will improve, by 2.1% annually, in 2018. Asia Pacific will remain by far the world's largest region. The biggest technology segment globally will continue to be 4G . 3G remains important in some emerging markets, especially in Africa. Our extensive report forecasts global smartphone sales for 88 countries worldwide for 4 major cellular technology groups from 2017 to 2023. Every major country worldwide is covered, including United States, China, India, Indonesia, Russia, Brazil, Mexico, Japan, South Korea, South Africa, Saudi Arabia, UK, Germany, France, Italy, Spain, Sweden, and many others. This report can be used by operators, software developers, content developers, handset vendors, component makers, car manufacturers and other stakeholders to determine or prioritize the size and growth rate of the huge global mobile phone market.