Wait, as far as I know UE 4 can even run on tablets, Epic said the engine was scalable, so Wii U can run UE 4 (just obviously not at the same level as the PS4 and next xbox).
The reason is not because the Wii U can't run the engine, the reason is that it doesn't make sense financially.
Also, laughing at the question is extremely immature, is sad to see people like him working on the industry.
Nintendo and PC gamer