Proxmox Virtual Environment vs VirtualBox
Last updated September 2026
Looking for a European alternative to VirtualBox? Here's how Proxmox Virtual Environment compares, on EU hosting, GDPR and what it does.
Our pick for a European buyer: Proxmox Virtual Environment. We weight data residency, GDPR and EU jurisdiction above everything else — that is the constraint this directory exists to solve.
What it is
Open-source on-prem virtualization with KVM and LXC
not established
Headquarters
🇦🇹 AT
No
EU data residency
not established
not established
DSGVO / GDPR
Yes
not established
Certifications
No
not established
Price from
€120/yr
not established
Free plan
Yes
not established
Open Source
Yes
not established
Ratings
No
No
Integrations
Microsoft Active Directory, LDAP, OpenID Connect (OIDC), Linux PAM, InfluxDB +13
not established
We have not yet completed our own research on VirtualBox; rows above show only what we can evidence. Check the vendor for specifics.
Where each one wins
Proxmox Virtual Environment
Strengths
- +Free and open-source under GNU AGPLv3 with no feature paywalls or vendor lock-in
- +Dual KVM and LXC virtualization in a single management interface
- +Built-in live VM migration, ZFS/Ceph storage, and software-defined networking
- +Responsive and familiar web-based management interface
- +High system stability, minimal hypervisor overhead, and rock-solid uptime
- +Seamless GPU passthrough for AI and LLM workloads
- +Large, active community forum and extensive public documentation
- +Transparent per-socket enterprise repository pricing with no artificial capacity limits
Limitations
- −Steep Linux-centric learning curve, especially for Windows administrators
- −GUI limitations require CLI and manual config file edits for advanced tasks
- −Official vendor support requires paid subscriptions with ticket limits
VirtualBox
Review sentiment not yet compiled.
Data residency & compliance
Proxmox Virtual Environment
VirtualBox
EU data residency
not established
not established
Transfer mechanism
not established
not established
DPA
not established
not established
Sub-processors
not established
not established
Certifications
No
No
Pricing
Proxmox Virtual Environment
- Free Free perpetualFull software functionality under GNU AGPLv3 · No licensing cost · Public/no-subscription repository
- Community €120 per CPU socket / yearAccess to stable Enterprise Repository · Community forum support only
- Basic €370 per CPU socket / yearAccess to Enterprise Repository · 3 support tickets per year · 1 business day response time for critical issues
- Standard €550 per CPU socket / yearAccess to Enterprise Repository · 10 support tickets per year · 4-hour response time, 24/7 support phased in
- Premium €1,100 per CPU socket / yearAccess to Enterprise Repository · Unlimited support tickets · 2-hour response time, 24/7 support
Prices are net, excluding VAT. Verify socket count and local tax requirements.
VirtualBox
No published pricing we could verify.
Features
Proxmox Virtual Environment
- Compute & Virtualization
- Full KVM virtualization for Linux and Windows VMs, Lightweight Linux Containers (LXC), PCIe passthrough and NVIDIA vGPU support, Integrated VMware ESXi import wizard
- High Availability & Clustering
- Multi-master cluster design with pmxcfs and Corosync, Out-of-the-box HA Manager, Zero-downtime live migration, Dynamic HA balancing (CRS scheduling)
- Storage & Software-Defined Storage
- Integrated Ceph (RBD and CephFS), Local ZFS pools with software RAID and replication, LVM/LVM-thin, iSCSI LUN, NFS, SMB/CIFS, Linked and full VM cloning
- Networking & Security
- Software-Defined Networking (SDN) with EVPN, VXLAN, BGP, QinQ and standard Linux bridge networking, Integrated distributed stateful firewall, IPAM management
- Backup & Disaster Recovery
- Native vzdump backup tool, Live-restore and single file recovery, Backup fleecing and ZFS snapshot replication, Deep integration with Proxmox Backup Server (PBS)
VirtualBox
Feature breakdown not yet compiled.