One of these five devices could be the Xperia XZ2, a top-of-the-line handset with a 5.5-inch 4K display, a Qualcomm Snapdragon 835 processor, 6 GB RAM, and the new Sony IMX400 sensor powering the main camera.
http://www.notebookcheck.net/Sony-could-launch-five-devices-next-month.194368.0.html