With 2019 bringing the initial push into 5G connectivity, OnePlus surprisingly decided to hold out on their second device with 5G. Back in June, the company announced its first 5G phone - the OnePlus 7 Pro 5G which was among the first phones to support the new network standard in Europe. More surprisingly though we didn't get a successor as the OnePlus 7T Pro isn't offered in a 5G trim. After the last week's OnePlus launch event, CEO Pete Lau spoke to the media and explained that "there wasn't enough of an opportunity to launch a second 5G device". It's not related to a Pro...
Source: https://www.gsmarena.com/pete_lau_addresses_lack_of_5g_on_oneplus_7t_pro-news-39626.php