Gartner reports that smartphone sales were down 5% in Q4 2020, 12.5% for the year February 23, 2021 admin Tech News Comments Off on Gartner reports that smartphone sales were down 5% in Q4 2020, 12.5% for the year Apple’s new 5G Iphone 12 series aided the enterprise win the leading spot for the closing quarter of final 12 months.