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Gemini for Google Workspace (formerly Duet AI) vs Microsoft 365. Side by side.

Compare pricing, strengths, and use cases so it is easier to pick the right fit.

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Gemini for Google Workspace (formerly Duet AI)

Microsoft 365

Best overall

For everyday users who live in Google Sheets and want AI help with formulas, data cleanup, and analysis, Gemini for Google Workspace is the simpler, cheaper choice. Microsoft 365 Copilot is far more powerful across Word, Excel, PowerPoint, and Teams, but it's expensive and complex to set up. The biggest difference is that Gemini is a lightweight add-on for spreadsheet users, while Microsoft 365 is a full productivity suite with AI everywhere.

Gemini for Google Workspace (formerly Duet AI)

Free trial available, then from $14/mo (annual $11.76/mo) per user, or contact sales for Enterprise #5 of 3,826 Web

Microsoft 365

Starting from €18.00/user/month (annual) #2 of 3,826 Web

Scores at a glance

Gemini for Google Workspace (formerly Duet AI)Microsoft 365Practical Versatility

Onboarding Ease

Ecosystem Fit

Market Value

Choose Gemini for Google Workspace (formerly Duet AI) if

You spend most of your day in Google Sheets and want help writing formulas or cleaning up data
You already use Google Workspace and want a low-cost AI upgrade without switching tools
You're a small business owner or freelancer who needs quick spreadsheet insights without learning complex functions
You value simplicity over power — you want AI that's just a click away in one app

Choose Microsoft 365 if

You use Word, Excel, PowerPoint, Outlook, and Teams every day and want AI in all of them
You attend lots of meetings and want Copilot to automatically summarize them and suggest action items
You work in a company that already uses Microsoft 365 and has IT support to handle the setup
You need top-tier security and compliance for sensitive business documents

Key differences

Gemini is a spreadsheet-only AI add-on; Microsoft 365 Copilot works across the entire Office suite
Gemini costs ~$14/user/month; Microsoft 365 Copilot costs $30/user/month on top of a base subscription
Gemini is easy to turn on in Google Sheets; Microsoft 365 requires admin setup and tenant configuration
Microsoft 365 has a mobile app with full AI features; Gemini's AI features are limited on mobile
Gemini integrates tightly with Google Drive and Gmail; Microsoft 365 integrates with Outlook, Teams, and SharePoint
Microsoft 365 Copilot can generate presentations and documents from a single prompt; Gemini cannot

Facts side by side

	Gemini for Google Workspace (formerly Duet AI)	Microsoft 365
Free plan
Mobile app
API access

Gemini for Google Workspace (formerly Duet AI): strengths & weaknesses

Very easy to start if you already use Google Sheets — just click the Gemini icon
Great at turning plain English into formulas and tables
Smart fill and data classification save time on repetitive tasks
Cheaper than Microsoft 365 Copilot, especially for small teams
Only works inside Google Sheets — no AI in Docs, Slides, or Gmail
No mobile app for Gemini features; mobile Sheets is limited
Can be slow when generating complex formulas
Requires a paid add-on license on top of your Google Workspace subscription

Microsoft 365: strengths & weaknesses

AI works across Word, Excel, PowerPoint, Outlook, Teams, and more
Copilot can summarize meetings, draft emails, and create presentations from a prompt
Excellent security and compliance for business use
Works on Windows, Mac, web, and mobile with consistent experience
Very confusing pricing — Copilot is an extra $30/user/month on top of a Microsoft 365 subscription
Setup is not beginner-friendly: requires domain verification, tenant creation, and admin work
Heavy desktop apps can be slow on older computers
Overkill if you only need AI in spreadsheets

Common questions

Is Gemini for Google Workspace better than Microsoft 365 for spreadsheet work?

Yes, for pure spreadsheet work Gemini is simpler and cheaper. It's built into Google Sheets and costs less. Microsoft 365 Copilot is more powerful but overkill if you only need help with formulas and data cleanup.

Can I use Gemini for Google Workspace on my phone?

Partially. You can view and edit Google Sheets on your phone, but Gemini's AI features like 'Help me organize' and Smart Fill are not available in the mobile app. You'll need a desktop browser for the full experience.

Which one is easier to set up for a non-technical person?

Gemini for Google Workspace. If you already have a Google account, you just buy the add-on and click the Gemini icon in Sheets. Microsoft 365 requires domain setup, tenant creation, and license assignment — best done with IT help.

Is Microsoft 365 Copilot worth the extra cost?

Only if you use multiple Office apps daily. If you live in Word, Excel, PowerPoint, Outlook, and Teams, Copilot can save hours per week. If you only need spreadsheet AI, Gemini is a better value.

Can these tools help me write a report or presentation?

Microsoft 365 Copilot can — it drafts documents in Word and creates slides in PowerPoint from a prompt. Gemini for Google Workspace cannot; it only works inside Google Sheets.

Gemini is the affordable spreadsheet AI for Google fans; Microsoft 365 Copilot is the powerful all-in-one suite for Office power users — choose based on how many apps you use daily.

If you're a spreadsheet person who wants quick AI help without leaving Google Sheets, go with Gemini — it's cheap, easy, and does one thing well. If you need AI across Word, Excel, PowerPoint, and meetings, and you have the budget and IT support, Microsoft 365 Copilot is the full package. For most non-technical users, start with Gemini and upgrade only if you outgrow it.

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Detail pages: Gemini for Google Workspace (formerly Duet AI) · Microsoft 365

Gemini for Google Workspace (formerly Duet AI)

Microsoft 365

Free plan

Mobile app

API access