
5.5" 2560x1440 538ppi AH-IPS..also the thinnest display at 1.2 mm
LG's 5.5-inch 'smartphone' LCD has higher pixel density than all the rest | The Verge
at this rate we'll have 4K UHD in mobile screens by 2015
2011 4.65" 1280x720 316ppi Samsung Galaxy S II HD LTE
2012 10" 2560x1600 301ppi Samsung Nexus 10
2013 5" 1920x1080 441ppi Oppo Find 5
even with the latest chipset it'll probably run apps at 10fps while becoming a hot potato in a few minutes with a 30min battery life