The latest analysis of the flexible display market indicates that the sales of smartphones with foldable or rollable displays in 2021 are capable of far exceeding those of 2020. Their shipments are projected to grow to a total of 5.1 million, or 128% year-on-year (YoY), thanks to an influx of new models from new OEMs this year. Then again, most of these predictions may not pan out for at least 3 months.
https://www.notebookcheck.net/More-than-5-million-foldable-or-rollable-phones-are-now-projected-to-ship-in-2021.526936.0.html