Lubuntu vs Ubuntu
Lubuntu: A lightweight Ubuntu flavour with LXQt. Ubuntu: Broad support, from your laptop to your server. Here is how they differ, and which one suits you.
Quick verdict
- BeginnersTieBoth are a similar fit here.
- GamingTieBoth are a similar fit here.
- Older hardwareLubuntuLubuntu needs about 2 GB of RAM versus 4 GB.
- Latest softwareTieBoth are a similar fit here.
- Long-term stabilityUbuntuUbuntu changes less between upgrades.
Specs compared
| Feature | Lubuntu | Ubuntu |
|---|---|---|
| Popularity rank (30d) | #34 | #1 |
| Latest version | — | 26.04.1 (Aug 31, 2026) |
| Based on | Ubuntu | Debian |
| Release model | Stable | Stable |
| Desktop | LXQt | GNOME |
| Package management | APT · Snap | APT · Snap |
| Init system | systemd | systemd |
| Experience level | Beginner | Beginner |
| Suggested RAM | 2 GB+ | 4 GB+ |
| Architectures | x86_64 | x86_64, aarch64 |
| First released | 2011 | 2004 |
| Price | Free | Free |
| Good for | Older hardware, Everyday use | Everyday use, Development, Servers |
Key differences
- Lubuntu is based on Ubuntu, while Ubuntu is based on Debian.
- Lubuntu ships LXQt; Ubuntu ships GNOME.
- We suggest about 2 GB of RAM for Lubuntu and 4 GB for Ubuntu.
Choose Lubuntu if…
- light LXQt desktop
- ubuntu package base
- simple, familiar layout
64-bit only in current releases
Full Lubuntu profileChoose Ubuntu if…
- long-term support release options
- extensive documentation and vendor support
- desktop and server editions
Snap is integrated into the default experience
Full Ubuntu profileLubuntu vs Ubuntu: FAQ
Is Lubuntu better than Ubuntu?
Neither is better for everyone. Lubuntu is the stronger pick for older hardware; Ubuntu for long-term stability.
Which uses less RAM, Lubuntu or Ubuntu?
Lubuntu is lighter: we suggest about 2 GB versus 4 GB. The desktop you choose affects memory use more than the distribution itself.
Is Lubuntu based on Ubuntu?
Yes. Lubuntu is based on Ubuntu.
Can I switch from Lubuntu to Ubuntu 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.