Head-to-head • Updated
Microsoft 365 Copilot vs Gemini for Workspace: Which Should Your Business Use?
The verdict
Choose the one that matches your office suite. Copilot is best for Microsoft 365 businesses; Gemini is best for Google Workspace businesses — and is often already included in your plan, making it better value.
Microsoft 365 CopilotMicrosoft8.8/10
Add-on ~£18–£25/user/mo
Choose Microsoft 365 Copilot if…
- You run on Microsoft 365 and Teams
- You need strong compliance controls
- Meetings dominate your week
GeminiGoogle8.9/10
Google AI Pro ~£19/mo
Choose Gemini if…
- You run on Google Workspace
- You want AI included in your existing plan
- You do lots of research
Criteria by criteria
| Criterion | Microsoft 365 Copilot | Gemini | Winner |
|---|---|---|---|
| Office integration | Outlook, Word, Excel, PowerPoint, Teams | Gmail, Docs, Sheets, Slides, Meet | Tie |
| Value | Full Copilot is a paid add-on | Included in many Workspace plans | Gemini |
| Meeting summaries | Excellent in Teams | Good in Meet | Microsoft 365 Copilot |
| Research | Good | Excellent (Deep Research, NotebookLM) | Gemini |
| Compliance & data residency | Strong, UK datacentre options | Strong, data regions on some editions | Microsoft 365 Copilot |
The editorial analysis
The biggest factor is where your files, email and meetings already live. Switching office suites to get a different AI is rarely worth the disruption. Both assistants exclude your business data from model training under their business terms.
Frequently asked questions
Is Copilot or Gemini better?
Copilot is better for Microsoft 365 users and Gemini is better for Google Workspace users. Each works best inside its own ecosystem.