Kubuntu vs MX Linux
Kubuntu: Ubuntu with the KDE Plasma desktop. MX Linux: Debian Stable with a toolbox of helpful utilities. Here is how they differ, and which one suits you.
Quick verdict
- BeginnersKubuntuBoth are beginner-friendly; Kubuntu has a Windows-like layout.
- GamingTieBoth are a similar fit here.
- Older hardwareMX LinuxMX Linux needs about 2 GB of RAM versus 4 GB.
- Latest softwareTieBoth are a similar fit here.
- Long-term stabilityTieBoth are a similar fit here.
Specs compared
| Feature | Kubuntu | MX Linux |
|---|---|---|
| Popularity rank (30d) | #14 | #16 |
| Latest version | — | 25.3 (Sep 20, 2026) |
| Based on | Ubuntu | Debian Stable |
| Release model | Stable | Stable |
| Desktop | KDE Plasma | Xfce, KDE Plasma, Fluxbox |
| Package management | APT · Snap | APT · MX Package Installer · Flatpak |
| Init system | systemd | sysVinit (systemd optional) |
| Experience level | Beginner | Beginner |
| Suggested RAM | 4 GB+ | 2 GB+ |
| Architectures | x86_64 | x86_64, i686 |
| First released | 2005 | 2014 |
| Price | Free | Free |
| Good for | Everyday use, Development | Everyday use, Older hardware |
Key differences
- Kubuntu is based on Ubuntu, while MX Linux is based on Debian Stable.
- Kubuntu ships KDE Plasma; MX Linux ships Xfce, KDE Plasma, Fluxbox.
- Software comes from APT · Snap on Kubuntu and APT · MX Package Installer · Flatpak on MX Linux.
- Kubuntu uses systemd as its init system; MX Linux uses sysVinit (systemd optional).
- We suggest about 4 GB of RAM for Kubuntu and 2 GB for MX Linux.
Choose Kubuntu if…
- kDE Plasma on a widely supported base
- windows-like layout by default
- compatible with most Ubuntu guides
Flavour LTS support is shorter than Ubuntu’s
Full Kubuntu profileChoose MX Linux if…
- mX Tools cover common admin tasks graphically
- snapshot tool can turn your install into a live ISO
- runs well on older and 32-bit machines
Debian Stable base means older package versions
Full MX Linux profileKubuntu vs MX Linux: FAQ
Is Kubuntu better than MX Linux?
Neither is better for everyone. Kubuntu is the stronger pick for beginners; MX Linux for older hardware.
Which uses less RAM, Kubuntu or MX Linux?
MX Linux is lighter: we suggest about 2 GB versus 4 GB. The desktop you choose affects memory use more than the distribution itself.
Is Kubuntu based on MX Linux?
No. Kubuntu is based on Ubuntu; MX Linux is based on Debian Stable.
Can I switch from Kubuntu to MX Linux without losing files?
Back up your home folder first. If /home is on a separate partition you can reinstall without formatting it, but a clean install with restored backups is safest.