I've never been able to paint in acrylic. Oil paint is awesome for me but acrylic just doesn't behave the way I want.
Fair enough. Acrylic has its flaws but it is much more user-friendly than oils due to water-solubility.
There are water soluble oil paints:
Yeah, heard of it here. Looks like the best of both worlds for sure, but it seems that the price is even higher than traditional oils.
Source on DA