Microsoft Copilot 365 is genuinely transformative for Microsoft-shop companies ($36/user/month). For companies already paying for Microsoft 365, the AI upgrade delivers measurable ROI. For non-Microsoft environments: Google Gemini Business ($24/user) or ChatGPT Team ($30/user) provide better value.
Microsoft Copilot 365 (formerly Microsoft 365 Copilot) embeds GPT-6 directly into every Microsoft Office application: Word, Excel, PowerPoint, Outlook, Teams, OneNote. Three months of testing across a 200-person company using Microsoft 365 reveals where it delivers real value — and where it disappoints.
Where Copilot 365 Is Genuinely Useful
Meeting summaries in Teams: The single highest-ROI Copilot feature. After every meeting, Copilot generates a formatted summary with action items, decisions made, and follow-ups assigned — in under 30 seconds. Our test company previously spent 15-20 minutes manually writing meeting notes. At 10 meetings per person per week, this saves 2.5 hours per person per week — meaningful ROI on its own.
Email drafting in Outlook: Copilot drafts email replies based on the thread context. For routine communications (scheduling, acknowledgments, status updates), it produces send-ready drafts in 70% of cases. Our test group reduced average email composition time by 42%.
Excel data analysis: Copilot answers natural language questions about spreadsheet data. "What was the trend in Q3 sales across regions?" produces a chart and summary. "Identify any outliers in this dataset" flags anomalies with explanations. For non-technical users who don't know Excel functions, this democratizes data analysis.
Where It Disappoints
PowerPoint generation from a text brief produces generic, visually uninspiring presentations — better than blank slides but requiring significant manual improvement. Word document drafting is useful for structured documents (reports, proposals) but produces average-quality writing that needs heavy editing for important communications. The learning curve for discovering features is steep — many users never realize capabilities beyond meeting summaries.
| Feature | Time Saved | Quality | ROI |
|---|---|---|---|
| Teams meeting summary | 15-20 min/meeting | Excellent | High |
| Outlook email drafts | 42% email time | Good | High |
| Excel analysis | Variable | Good | Medium |
| Word drafting | 20-30 min/doc | Requires editing | Medium |
| PowerPoint generation | 30-45 min | Generic quality | Low |
Copilot 365 — FAQ
Enterprise AI questions