Both the Alienware m17 and Alienware Area 51-m laptops should be receiving new display options at some point in 2019. This is according to Dell's XPS and Alienware chief, Frank Azor, who has been spreading the good news on Twitter. Those interested in an Alienware m17 device will soon finally be able to choose the long-awaited 120 Hz display.
https://www.notebookcheck.net/120-Hz-QHD-display-option-coming-to-the-Alienware-m17-this-month-QHD-and-4K-options-for-the-Area-51m-later-this-year.412703.0.html