Not only Xperia Z5 Compact Premium is in the works, but also the Xperia Z5 Ultra. According to rumours, Sony will launch two new smartphones to complete its Xperia Z5 lineup, the more powerful Xperia Z5 Compact Premium and the Xperia Z5 Ultra phablet version.

The latter should come with a large 6.44-inch display running a resolution of 2,160 x 3,840 pixels (4K), bigger 4,000 mAh battery, Qualcomm Snapdragon 820 and 4 GB of RAM. The rest of the specs will remain the same. Sony won't launch this phone at the MWC 2016 event in Barcelona, but after it in March.