If current disqualifications hold, Trump will have lost access to 33 electoral college votes and needs 270 to win. Assuming it's Trump vs Biden in the general, that's almost half a California.
2020 went 306-232.
Trump won 2016 304-227 partly due to faithless electors.
At the current pace and schedule of the impending Trump trials, and after accounting for judgments already rendered and how those are affecting Republican party bankrolls, it's gonna be a blowout. He's on track to lose another 3 dozen electors by October and that's guessing hyper conservatively