Sony Xperia Z Ultra is the one of phablet device that packs with 6,44 inch screen size, is now gained a competitor in the market. The competitor is a large screen mobile phone named Umi Red Bull is also came with 6,44-inch screen size with a quad core processor.
As we mentioned above, Umi Red Bull comes with 6,44 inches full HD 1920 x 1080 pixels. Powered by MediaTek MT6589T quad core processor supported by 2GB of RAM with 32GB of internal memory.
There is an 8 megapixel front facing camera, and 13 megapixel rear facing camera. The rear camera is also equipped with a LED flash. In addition, this smartphone also promises good sound quality, thanks to the use of Yamaha sound chip.
This new phablet is also comes withBluetooth 4.0, 3.5mm audio jack and GPS for your daily usage. The Umi Red Bull measures at 172 x 90 x 8.96mm. The device is less than 9mm means that it is a thick device after all. For the battery, it has a 4,180mAh capacity battery. Umi Red Bull has the largest capacity of battery for a 6.44-inch device.[source]