Arexdata Data Classification vs Immuta Metadata Registry: Side-by-Side Comparison (2026)

Arexdata Data Classification

Mid-market and enterprise teams managing data sprawl across on-premises, cloud, and endpoints will get the most from Arexdata Data Classification because it actually tracks sensitive data movement instead of just tagging it at rest. The hybrid deployment model and built-in audit trails across all three environments address NIST ID.AM and PR.DS without requiring separate tools per location. Skip this if your primary concern is detecting exfiltration in motion; Arexdata excels at classification and lifecycle governance, not real-time breach prevention.

Immuta Metadata Registry

Enterprise and mid-market security teams managing data access across multiple platforms should pick Immuta Metadata Registry because it enforces access policy at the metadata layer, meaning policies update automatically as data attributes change instead of requiring manual redeployment. The tool maps directly to NIST ID.AM and PR.AA through cross-platform asset discovery and dynamic identity-based controls, and its cell-level granularity eliminates the false choice between usability and least privilege. Skip this if your data lives in a single warehouse and your access model is relatively static; Immuta's value compounds with platform proliferation and frequent schema changes.