The biggest issue with Oppo / OnePlus tablets is that they are far too heavy for their size! As a result they aren't comfortable to hold with one hand. They need to get the weight down, so they are similar to the iPad.
We recently reviewed the Oppo Pad 6, and just like its predecessor, it has Wi-Fi issues: Despite supporting Wi-Fi 7, data rates are low and fluctuate. We'll take a closer look at the issue and possible causes.