When comparing Gallium OS vs Crouton & Kali Linux, the Slant community recommends Gallium OS for most people. In the question“What is the best Linux distribution to use with a Chromebook?” Gallium OS is ranked 1st while Crouton & Kali Linux is ranked 4th. The most important reason people chose Gallium OS is:
Many things work out of the box that do not with other distros, such as touchscreens.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
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 Lightweight
Based on Xubuntu and requires a low hardware spec. Thus it supports almost all Chrome OS devices.
Pro Dual boot
Installation option to dual-boot GalliumOS alongside ChromeOS.
Pro Battery life
Efficient in using the battery.
Pro Keeps Chrome operating system
This method will keep your chrome operating system installed; so you can use both on your device.
Pro Will not void warranty
This is a software method, no hardware will have to be modified, so your warranty will stay intact.
Cons
Con Not updated since 2019
Con Bad speaker support
Speaker support is often broken, either no sound or lots of noise/distortion.
Con Not the best looking UI
It's not the best in terms of UI but you can always install themes.
Con Too large
Too large to install on chromebook.
Con Uses Xfce
Not realy useful for touchscreen devices.
Con Firmware update
Required opening the back and removing the firmware write-protect screw and running a script.
Con Developer Mode
In doing this method, you will have to put your chrome book in developer mode, while not a huge downside, some security considerations will have to be given to that fact. Developer mode on most chrome books are insecure by design.
Con Ram usage
Due to the nature of Chroots (what Crouton does) you will be running both Chrome OS and your Linux operating system of choice at the same time. On lower end chrome books this may cause issues with RAM usage.