XPERIA XZ 4 is scheduled to appear at MWC 2019. MWC stands for Mobile World Congress, it will take place

XPERIA XZ 4 is scheduled to appear at MWC 2019. MWC stands for Mobile World Congress, it will take place
The launch of XPERIA XZ 4 will be released in 2019, but it seems that the design is completely changed.