Sony Xperia Z Ultra has a 6.4″ full HD display. The device is powered by a quad core 2.2GHz Qualcomm processor, Adreno 330 GPU, 2GB RAM and LTE connectivity. It is IP58 certified, meaning it is dust and water proof, and water resistant to 1 meter or 30 minutes. It features an 8MP camera, 16GB of internal storage and it runs on a large 3050mAh battery.
Sony Xperia Z Ultra has received the official Android 5.0.2 update. If you are Android on 5.0.2 and want to root Z Ultra, then a pre-rooted stock ROM is available. Follow the guide below if you need root access on Z Ultra.