Apple's 2020 5G iPhones to Support Both Sub-6GHz and mmWave, But That Might Change in 2021

Apple's 2020 iPhone lineup will feature 5G support for the first time, and several rumors have suggested that the new iPhones coming this year are expected to support both sub-6GHz and mmWave networks, which are two different 5G technologies that carriers are rolling out.
mmWave, the fastest 5G technology, will be used in dense urban areas like major cities, while sub-6GHz networks will be available more broadly in suburban and urban areas. Sub-6GHz technology is faster than 4G, but not as fast