CachyOS vs Omarchy
CachyOS: An Arch-based system tuned for speed. Omarchy: An opinionated, keyboard-driven Arch setup for developers. Here is how they differ, and which one suits you.
Quick verdict
- BeginnersTieBoth are a similar fit here.
- GamingCachyOSCachyOS ships gaming-oriented defaults or current drivers.
- Older hardwareCachyOSCachyOS needs about 4 GB of RAM versus 8 GB.
- Latest softwareTieBoth are a similar fit here.
- Long-term stabilityTieBoth are a similar fit here.
Specs compared
| Feature | CachyOS | Omarchy |
|---|---|---|
| Popularity rank (30d) | #4 | #11 |
| Latest version | — | — |
| Based on | Arch Linux | Arch Linux |
| Release model | Rolling | Rolling |
| Desktop | KDE Plasma, GNOME, COSMIC, Hyprland, niri, more | Hyprland |
| Package management | Pacman · AUR (community) | Pacman · AUR (community) |
| Init system | systemd | systemd |
| Experience level | Intermediate | Intermediate |
| Suggested RAM | 4 GB+ | 8 GB+ |
| Architectures | x86_64 | x86_64 |
| First released | 2021 | 2025 |
| Price | Free | Free |
| Good for | Gaming, Development, Everyday use | Development |
Key differences
- CachyOS ships KDE Plasma, GNOME, COSMIC, Hyprland, niri, more; Omarchy ships Hyprland.
- We suggest about 4 GB of RAM for CachyOS and 8 GB for Omarchy.
Choose CachyOS if…
- optimized package builds for newer CPUs
- choice of tuned kernels and schedulers
- graphical installer with many desktop options
Optimized repositories need a supported processor
Full CachyOS profileChoose Omarchy if…
- hyprland preconfigured and themed out of the box
- developer tools set up during installation
- fast installer that asks only a few questions
Keyboard-driven tiling workflow has a learning curve
Full Omarchy profileCachyOS vs Omarchy: FAQ
Is CachyOS better than Omarchy?
Neither is better for everyone. CachyOS is the stronger pick for gaming, older hardware; Omarchy for a different set of needs.
Which uses less RAM, CachyOS or Omarchy?
CachyOS is lighter: we suggest about 4 GB versus 8 GB. The desktop you choose affects memory use more than the distribution itself.
Is CachyOS based on Omarchy?
No. CachyOS is based on Arch Linux; Omarchy is based on Arch Linux.
Can I switch from CachyOS to Omarchy 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.