Focus all efforts on productivity, UE4 is a powerful tool, and if you face it without the knowledge it will charge you like a bull, many editors, many things to learn.
So, it all depends on the type of game you want to make, your knowledge about programming, graphics, workflows etc.
So, the best thing is to evaluate all this, and take a tool that suits your knowledge, needs, goals, but in this case ue4 I don’t think it’s the most reasonable.