OnePlus is expected to release the low-cost OnePlus Nord SE sometime in March 2021. The smartphone is set to feature a 4,500mAh battery that supports fast charging at 65W. It will likely be released in India first, followed by the EU. A U.S launch seems unlikely.
https://www.notebookcheck.net/OnePlus-Nord-SE-reportedly-slated-for-Q1-2021-launch-will-come-with-a-4-500mAh-battery-support-for-65W-fast-charging-and-more.503396.0.html