Interesting test/article here:http://www.eurogamer.net/articles/digitalfoundry-2014-ps4-vs-xbox-one-which-is-the-better-media-playerPS4 takes the win over Xbox One when it comes to media player. But PS3 beats them both.
Since PS4 is out, could you give some impressions of how it performs as a Blu-ray player (NOT games)?
Based on this review it's not as good as PS3 at the moment (not before some firmware updates, that's):
http://www.blu-ray.com/news/?id=12614