Have you tried installing the Infiniality bundle? It's a replacement set of libraries that definitely improved the font rendering in Arch, to my eyes at least.

Have you tried installing the Infiniality bundle? It's a replacement set of libraries that definitely improved the font rendering in Arch, to my eyes at least. https://wiki.archlinux.org/index.php/Infinality-bundle+fonts https://wiki.archlinux.org/index.php/Infinality-bundle+fonts