Overview
Microsoft 365 is the dominant productivity and collaboration suite for enterprise IT, bundling the Office applications with Exchange email, SharePoint, OneDrive, and Microsoft Teams, and adding identity, device management, and security on higher tiers. It is the default productivity platform across most large organisations and the anchor of the broader Microsoft estate, which is why most evaluations of it are really evaluations of an organisation-wide standard rather than a single tool.
For 2026 the platform's defining commercial event is pricing: Microsoft announced increases effective 1 July 2026 that raise several plans, the first broad list-price rise in years, alongside the integration of Copilot Chat into Business Basic and Standard. The strategic pull of Microsoft 365 is consolidation — productivity apps, identity through Entra ID, endpoint management through Intune, and security through Defender under one agreement. The trade-off is licensing complexity, SKU sprawl, and the lock-in that comes with making one vendor the backbone of productivity, identity, and security at once.
Key Features
- Office apps: Word, Excel, PowerPoint, Outlook, and OneNote across desktop, web, and mobile
- Microsoft Teams for chat, meetings, calling, and collaboration
- Exchange Online enterprise email and calendaring
- SharePoint and OneDrive for content management and file storage
- Microsoft Entra ID for identity and single sign-on (higher tiers)
- Microsoft Intune for endpoint and mobile device management (higher tiers)
- Microsoft Defender for endpoint, email, and identity threat protection (E5)
- Microsoft Purview for compliance, data governance, and eDiscovery
- Power Platform entry points (Power Apps, Power Automate) for automation
- Loop, Planner, and Viva for collaborative work and engagement
- Microsoft 365 Copilot AI assistance (separate add-on)
- Administration via the Microsoft 365 admin center and policy controls
Pricing
| Plan | Monthly (billed annually) | From 1 July 2026 | Included |
|---|---|---|---|
| Business Basic | $6/user/mo | $7/user/mo | Web/mobile Office, Teams, Exchange, 1 TB OneDrive |
| Business Standard | $12.50/user/mo | $14/user/mo | Desktop Office apps plus Basic features |
| Business Premium | $22/user/mo | $22/user/mo | Standard plus Entra ID P1, Intune, Defender |
| Microsoft 365 E3 | $36/user/mo | $39/user/mo | Enterprise apps, identity, and security baseline |
| Microsoft 365 E5 | $57/user/mo | $60/user/mo | E3 plus advanced security, compliance, and analytics |
Pricing verified June 2026. Microsoft announced increases effective 1 July 2026 for Basic, Standard, E3, and E5; Business Premium and Office 365 E1 were unchanged. Microsoft 365 Copilot is a separate add-on. Enterprise pricing requires a quote.
Strengths
- Most complete productivity, collaboration, identity, and security bundle in one agreement
- Desktop Office apps remain the standard for complex documents and spreadsheets
- Deep enterprise security and compliance (Defender, Purview) on higher tiers
- Strong identity and device management via Entra ID and Intune
- Vast ecosystem, partner network, and administrative tooling at enterprise scale
Limitations
- List prices rose on several plans from July 2026, increasing total cost of ownership
- Licensing and SKU structure is complex and hard to optimise without expertise
- Strategic lock-in: productivity, identity, and security concentrate on one vendor
- Teams notification and channel sprawl drive user fatigue without governance
- Microsoft 365 Copilot is a costly separate add-on, not included in base plans
User sentiment
Across public review platforms, buyers rate Microsoft 365 highly for breadth and reliability. Reviewers frequently note that the combination of mature desktop Office apps, Teams, and enterprise-grade email and storage makes it the safe default for most organisations, and that integration across the suite reduces tool sprawl. Administrators value the depth of security and compliance controls available on E3 and E5, and the strength of identity and device management.
The most common criticisms concern cost and complexity. Buyers describe the licensing model as difficult to navigate, with capability differences between SKUs that require specialist knowledge to optimise, and several flag the July 2026 price increases as a budget pressure. Teams draws mixed feedback on notification overload and performance. Sentiment is strongest among large, Microsoft-aligned enterprises and more measured among smaller or cloud-native organisations weighing Google Workspace.