The Sony Xperia XZ4 will have a 21:9 screen with a 6.5" diagonal, making the phone rather tall - 166.9mm. That's almost a centimeter more than the iPhone XS Max (6.5" as well, but 19.5:9). Naturally, there's some worry that the new Sony flagship will be too big. Comparing the size of a Sony Xperia XZ4 case with the XZ Premium Using a case for the phone a poster on Weibo compared it to the Xperia XZ Premium and it doesn't seem that big. Sure, it's taller, but it's narrower too - keep in mind that the case is larger than the XZ4 itself. So, it should be fairly pocketable. In...
Source: https://www.gsmarena.com/sony_xperia_xz4_case_compared_to_the_size_of_an_xperia_xz_premium-news-35011.php
