Business 2020 iPhones may get gaming-centric displays Updated : July 22, 2019 01:59 PM IST Both LG and Samsung are known to be the two biggest suppliers of smartphone AMOLED displays in the world. Lacking the OLED screen technology and supporting the LED Retina ProMotion displays, all of Apple's 10.5-inch and 12.9-inch iPads released since 2017 boasted ultra-fast refresh rates. Subscribe to Moneycontrol PRO at just Rs.33/- per month for the first year. Use code SUPERPRO. Limited period offer. Available on Web and Android.