that's the latest rumour doing the rounds
21:9
now I'm not saying this is gospel, however we did see the gw990 sporting this screen resolution, albeit at 4.8 inches and other companies, like Acer are starting to use this format on smartphone/tablets too.

Certianly a great resolution for watchiing media on and since this is a speculation thread, I'm trying to do my bit to get that post count to 5000!