VMware Site Recovery Manager (SRM) counts two editions: Standard and Enterprise.

Both editions are licensed per protected virtual machine (VM).

VMware SRM Standard:
- Protection of up to 75 VMs at each site
- Array-based as well as vSphere Replication
- Centralized recovery plans
- Non-disruptive testing

VMware SRM Enterprise:
- No licensing limit on number of protected VMs
- Array-based as well as vSphere Replication
- Centralized recovery plans
- Non-disruptive testing
- Stretched storage
- Orchestrated cross-vCenter vMotion
- VMware NSX integration
- Storage-profile protection groups