Thanks to its second display above the keyboard, the Asus ZenBook Pro Duo was arguably the most unique laptop of 2019. That uniqueness came at a cost, mainly the 5.5-pound weight and front-loaded keyboard. The newly-announced Asus ZenBook Duo solves the weight issue, but the keyboard remains a concern.
Source: Asus Gives Dual-Screen Laptops Another Try with the ZenBook Duo – Review Geek