When comparing Gallium OS vs RebornOS, the Slant community recommends RebornOS for most people. In the question“What is the best desktop OS?” RebornOS is ranked 24th while Gallium OS is ranked 35th.
Ranked in these QuestionsQuestion Ranking
Pro Chromebook hardware support baked in
Many things work out of the box that do not with other distros, such as touchscreens.
Pro Chromebook specific OS
Gallium OS is engineered with Chromebook hardware in mind to make the best use of Chromebook CPU's, limited RAM, and storage limitations.
Pro Easy to install
Using chrx on Chromebook there are only two or three straightforward steps to get Gallium OS running.
Pro Dual boot
Installation option to dual-boot GalliumOS alongside ChromeOS.
Pro Antergos with more desktops
Pro Highly and Easily Configurable
You can easily choose from a list of browsers, desktops, office suites, etc, all from the installer.
Pro Good Repo
Reborn's dedicated repo has some extra packages that are difficult to find elsewhere, in addition to the official Arch repos, community repos, and the AUR.
Con Not the best looking UI
It's not the best in terms of UI but you can always install themes
Crashes every time when trying to install.
Doesn't even install it in virtualbox or VMWare.