Is it though? How much does all the associated gear, operators, actors, sets, producers cost? In the context of professional video production, a one time savings of $6k seems pretty small.
An iPhone + good lighting + microphone will give you fantastic footage.
You don’t need the drone or lift. If you’re not trying to do those effects they don’t matter. The iPhone can give you great results if you own one, you don’t need to buy a fancy camera, you can spend your budget elsewhere if you’re getting started.