As the name suggest A1 from name it comes to know in mind how the phone is. Xiaomi has recently launched it’s New phone A1. It has 4gb of ram 5.5 inch full hd display. The display colors is awesome. It has dual camera setup the camera quality is also a good feature for this phone. The portrait mode in camera is awesome . It looks premium when u hold in ur hand . Till now no lag issues and no heating issues. Especially the black color is awesome .s