Arnav Sharma • 6/8/2026

Microsoft 365 E3 and E5 License compared

This article provides a detailed comparison of Microsoft 365 E3 and E5 licenses, focusing on the July 2026 price increases and their impact on enterprise procurement. It covers exact pricing, differences in Microsoft Defender, Entra ID, and Purview capabilities, and offers a mixed licensing framework for organizations with over 500 users. The guide is aimed at security architects, cloud engineers, and CISOs, emphasizing cost-benefit analysis and security architecture decisions rather than just feature checklists.

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#Total Cost Of Ownership #Security Architecture #Microsoft 365 E3