This video represents data visualization of Top 10 most used phone operating systems (OS) from 2009 to the end of 2019 by percentage share.
Looking at the smartphone market from a geographic perspective, the developing markets still have a lot of upsides, some market momentum has been lost as the transition from feature phone to smartphone has started to slow. In all markets, pricing remains a critical decision factor when purchasing a new handset, and this is creating new opportunities for mid-range price points. However, the most significant and most uncertain market factor is how the U.S.-China trade dispute will play out over the year.
Data Source: https://gs.statcounter.com