Those of us in the porn industry use A LOT more bandwidth than that. (I'm a small player in the industry and use double what you're talking about and have a more reasonable hosting bill).

It may sound odd - but do what the majority of the porn industry does and use Mojohost…

https://cs.mojohost.com/aff.php?aff=273

They've got great service and good prices. AND they understand free speech issues. If your content is legal and you resolve legally problematic content quickly, they're happy.

DM me if you want an introduction to a sales person.