Cohesity FortKnox vs Commvault Microsoft 365 Backup: side-by-side comparison (2026)

Cohesity FortKnox: Cyber vault solution with immutable backups and air-gapped isolation. Built by Cohesity.

Commvault Microsoft 365 Backup: Cloud-based backup and recovery solution for Microsoft 365 workloads. Built by Commvault.

The table above shows where their features, integrations, deployment and company size fit differ.

Cohesity FortKnox is made by Cohesity. Commvault Microsoft 365 Backup is made by Commvault. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Often, yes. Cohesity FortKnox and Commvault Microsoft 365 Backup are both Backup as a Service products, and both cover Ransomware Prevention. Use the table above to see where features, deployment and company size fit differ.