It’s not only Xperia E4, Xperia Z4 but there is also Xperia Z4 Tablet Ultra is scheduled for debut at Mobile World Congress next year (MWC 2015). Xperia Z4 Ultra is allegedly spotted online.Sony Xperia Z4 Tablet Ultra

The Sony Xperia Z4 Ultra is the fourth generation of Z4 Tablet Ultra series and it will be sporting much bigger, 13 inch display with Triluminos IPS and X-Reality engine. The display is supposed to provide 3840 x 2400 pixels resolution which is the standard 16:10 4K UHD. So come MWC we will see 16:10 4K UHD’s mobile phones and tablets. It will be an ideal 2015 device powerhouse with Snapdragon 810 processor clocked at 2.86 Ghz and comes with 6 Gigs of RAM (2 x 3 GB LPDDR4). There is 64 GB internal storage capacity and it will be PS4 Remote Play supported device.

Sony Xperia Z4 Tablet Ultra

Display:13-inch 3840 x 2400 pixels touchscreen Triluminos IPS display
2.8 GHz Qualcomm Snapdragon 810 processor
GPU:Adreno 302
Software: Android 4.4 Kitkat OS
SIM Card Slot: No
Main Camera:8.08 MP rear camera with LED Flash
Front Camera:2 MP front facing camera
Storage: 64 GB Internal + Micro SD card slot support up to 64 GB
Connectivity:Bluetooth, WiFi tether, WiFi,Bluetooth
Battery:12100 mAh Li-ion battery
GPS, FM Radio, 3.5 mm audio jack

Via: PadNews