Sony Xperia Z Ultra was released last year to provide competition to the Galaxy Note series. It boasts of a huge 6.4″ screen. 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.
This device has not received an Android update yet. However CM 11 custom ROM is available for this phone which will update your phone to the latest Android 4.4.2 KitKat. Some of the new features you will enjoy are Screen Recording, Tap to Pay, Cloud Printing, NFC emulation for non NFC devices and much more. Follow the instructions below to install it on Xperia Z Ultra.