The MSI GS series is home to some of the thinnest and lightest gaming laptops in the market and yet the latest model will be 10 percent heavier and 13 percent thicker than its predecessor. MSI wants to prove that it isn't just blindly chasing towards thinness and weight with the GS66 in an attempt to offer a better balance between rigidity, performance, and size.
https://www.notebookcheck.net/Ultra-thin-MSI-GS66-dares-to-be-thicker-and-heavier-in-the-name-of-performance.450048.0.html