Feels very also-ran?
This doesn't really appear to offer anything especially different or special compared to many of the things already out there. Even the price point is not particularly aggressive, though I suspect that's because ODM's don't appreciate being undercut by the their OS supplier. Is the (only? major?) selling point the Nexus "Pure Android" experience? Their track record in long term updates for the previous tablets are spotty at best.
As an alternative, with more/better connectivity, Sony's Xperia Tablet Z4 has been around for a while: