OnePlus clarified that its upcoming 5G phone will not be the OnePlus 7, but will still launch in early 2019. This suggests a new product line and rumors have already started appearing that it will come with a new price tag. The 5G-enabled OnePlus phone will cost $650/650, according to people in the know. That's $100 over the OnePlus 6T, which sounds fairly reasonable considering that 5G in early 2019 will be bleeding edge - the iPhones may have to wait until 2020 to upgrade from 4G. This 5G model will likely use the Snapdragon 8150 chipset and the X50 modem. Even if it uses the X24...
Source: https://www.gsmarena.com/oneplus_first_5g_phone_could_cost_100_more_than_the_oneplus_6t-news-34297.php