Cohesity FortKnox vs Commvault VM Backup: Side-by-Side Comparison (2026)

Cohesity FortKnox: Cyber vault solution with immutable backups and air-gapped isolation. built by Cohesity. Core capabilities include Immutable snapshots, Virtual air-gapped isolation, Integrated anomaly detection..

Commvault VM Backup: Cloud-native VM backup and recovery platform for hybrid cloud environments. built by Commvault. Core capabilities include Multi-hypervisor VM backup support (VMware, Hyper-V, Azure, EC2, Nutanix AHV, OCI), Snapshot and application-level backups, Flexible storage options with on-premises and cloud storage..

Both serve the Backup as a Service market but differ in approach, feature depth, and target audience.

Cohesity FortKnox differentiates with Immutable snapshots, Virtual air-gapped isolation, Integrated anomaly detection. Commvault VM Backup differentiates with Multi-hypervisor VM backup support (VMware, Hyper-V, Azure, EC2, Nutanix AHV, OCI), Snapshot and application-level backups, Flexible storage options with on-premises and cloud storage.

Cohesity FortKnox is developed by Cohesity. Commvault VM Backup is developed by Commvault. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Cohesity FortKnox integrates with AWS, Azure, GCP, Cohesity DataProtect, NetBackup. Commvault VM Backup integrates with VMware, Microsoft Hyper-V, Microsoft Azure, Amazon EC2, VMware Cloud on AWS and 2 more. Check integration compatibility with your existing security stack before deciding.

Cohesity FortKnox and Commvault VM Backup serve similar Backup as a Service use cases: both are Backup as a Service tools, both cover Ransomware Prevention. Review the feature comparison above to determine which fits your requirements.