Only High-End 6.7-Inch iPhone 12 Pro Max Said to Get mmWave 5G

Apple is set to introduce 5G technology in its 2020 iPhone lineup, but there are two kinds of 5G -- mmWave, which is the fastest, and sub-6Hz, which is slower but more widespread -- and there is mixed information on the spectrums the 2020 iPhones will support.
The fastest mmWave 5G could be limited to Apple's iPhone 12 Pro lineup, and a new report from Fast Company suggests that mmWave technology could be limited to Apple's largest and most expensive ‌iPhone‌, the 6.7-inch ‌iPhone