More details regarding BlackBerry's new "Mercury" handset have emerged, confirming a Snapdragon 625 CPU, 3:2 aspect ratio, and 4.6-inch screen.
http://www.notebookcheck.net/BlackBerry-partner-TCL-s-Mercury-handset-to-have-4-6-inch-3-2-display-hardware-keyboard.189661.0.html