https://www.windowscentral.com/4k-dell-xps-15-and-asus-zenbook-pro-ux501-quick-comparison
The 4K-off: Dell XPS 15 vs ASUS Zenbook Pro UX501 quick comparison | Windows Central
May 19, 2015 - ASUS has a new 4K laptop that's going up against Dell's popular XPS 15. How does the newcomer stack up against the old favorite?Here's a quick comparison to...