The X series used to be Motorola's flagship line but they had to step down wen the Z series came to be in 2016. The last Moto X, the X Force, came and went in 2015, so we were really excited when we heard that Motorola was bringing the X line back in 2017. The subsequent Moto X4 has no flagship chipset nor flagship screen. But if you look past what the Moto X4 isn't, you'll see just how great it is. The first thing you notice when you take the Moto X4 out of its retail box is just how beautiful it is. Its shiny glass reflects the light in different ways depending on angle so...
Source: https://www.gsmarena.com/motorola_moto_x4_in_for_review-news-28376.php
