Rubrik vs Proxmox Backup Server
Side-by-side from the Top 11 ranking of Best Backup and Recovery Software. Last verified July 5, 2026.
The short answer
Rubrik ranks higher on Top 11 (#3 vs #11) for IT admins, MSPs, and infrastructure teams protecting servers, VMs, SaaS, and endpoints. Immutable-by-default architecture with anomaly detection built for ransomware recovery.
At a glance
| Rubrik | Proxmox Backup Server | |
|---|---|---|
| Top 11 rank | #3 / Best Backup and Recovery Software | #11 / Best Backup and Recovery Software |
| Score (out of 9.4) | 8.9 | 7.6 |
| Best for | Ransomware-first data security | Open-source Proxmox and Linux backup |
| Pricing | $$$ (quote-only; subscription per protected capacity) | $ (free open-source; support subscriptions from ~$120/yr per CPU) |
| HQ | Palo Alto, United States | Vienna, Austria |
| Founded | 2014 | 2020 |
Rubrik
Immutable-by-default architecture with anomaly detection built for ransomware recovery.
www.rubrik.comProxmox Backup Server
Free open-source backup riding the VMware-to-Proxmox exodus.
www.proxmox.com/en/proxmox-backup-serverMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.