Board Thread:Naruto Discussions/@comment-29393962-20161111215453/@comment-1512913-20170119131257

One thing to consider. When Naruto created the triple Kurama avatar, the Kurama chakra constructs had a damaged face, so perhaps Naruto's would have looked like Asura's if made while undamaged, so Naruto's version could simply be a less finished form of what Asura did, hence the difference.