Alation vs Microsoft Purview
Side-by-side from the Top 11 rankings of The 11 Best Data Catalog Software (2026) and The 11 Best Data Governance Tools (2026). Last verified July 19, 2026.
The short answer
Alation ranks higher on Top 11 (#1 vs #5) for Data engineers, analysts, and governance leaders who need to find, trust, and govern data assets across warehouses, lakes, and BI tools / Data teams and chief data officers choosing a platform to catalog, govern, and secure enterprise data. The strongest all-round enterprise catalog.
At a glance
| Alation | Microsoft Purview | |
|---|---|---|
| Top 11 rank | #1 / The 11 Best Data Catalog Software (2026) | #5 / The 11 Best Data Governance Tools (2026) |
| Score (out of 9.4) | 9.3 | 8.4 |
| Best for | Enterprise discovery with governance | Unified governance for Microsoft and Azure shops |
| Pricing | $$$$ (Quoted annually, source and user based) | $$ (consumption / M365 licensing) |
| HQ | Redwood City, USA | Redmond, USA |
| Founded | 2012 | 2021 |
Microsoft Purview
Best value for Microsoft and Azure-heavy estates.
www.microsoft.com/en-us/security/business/microsoft-purviewMethodology and scoring weights live at /methodology. No vendor pays for placement — see about.