kitio.aiMicrosoft 365 Copilot vs Opera One
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Opera One is completely free, while Microsoft 365 Copilot is paid.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Copilot in Word and Excel
- Teams meeting recaps
- Outlook drafting
- Researcher agent
- Copilot Studio
- Opera AI sidebar assistant
- Tab Islands
- Workspaces
- Built-in ad blocker
- Sidebar music player
- Cross-device sync
| Feature | Microsoft 365 Copilot | Opera One |
|---|---|---|
| Best for | AI assistant inside Word, Excel, Outlook, Teams and PowerPoint | Free desktop browser with built-in Opera AI and an ad blocker |
| Category | Productivity | Productivity |
| Pricing model | Paid | Free |
| Starting price | $25.20/mo | Free |
| Free plan | No | Yes, fully free |
| Made by | Microsoft | Opera |
| Based in | United States | Norway |
| Rating | No ratings yet | No ratings yet |
| Key features |
|
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Pricing compared
Opera One is completely free, while Microsoft 365 Copilot is paid.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Copilot Business (add-on)
$25.20/mo
- Per user, monthly subscription
- Adds Copilot to a Microsoft 365 plan
- $21/mo if paid yearly
Business Standard + Copilot
$28.20/mo
- Per user, monthly subscription
- Desktop Office apps
- Copilot in Microsoft 365 apps
Business Premium + Copilot
$38.40/mo
- Per user, monthly subscription
- Advanced security
- Copilot in Microsoft 365 apps
Enterprise
Contact sales
- For organizations over 300 users
- Enterprise licensing
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Microsoft 365 Copilot
- Works inside familiar apps
- Uses your work data securely
- Strong admin controls
- Adds cost per user
- Quality varies between apps
Opera One
- AI assistant included at no cost
- Ad and tracker blocking built in
- Good tools for heavy tab users
- AI features need an Opera account
- Sidebar extras can feel cluttered
- Less extension focus than Chrome
Which one should you choose?
Choose Microsoft 365 Copilot if you want:
- Works inside familiar apps
- Uses your work data securely
- Strong admin controls
Watch out: adds cost per user.
Choose Opera One if you want:
- AI assistant included at no cost
- Ad and tracker blocking built in
- Good tools for heavy tab users
Watch out: ai features need an opera account.
Microsoft 365 Copilot vs Opera One FAQ
What is the difference between Microsoft 365 Copilot and Opera One?
Microsoft 365 Copilot: AI assistant inside Word, Excel, Outlook, Teams and PowerPoint. Opera One: Free desktop browser with built-in Opera AI and an ad blocker. Both are productivity tools.
Is Microsoft 365 Copilot or Opera One cheaper?
Opera One is completely free, while Microsoft 365 Copilot is paid.
Do Microsoft 365 Copilot and Opera One have free plans?
Microsoft 365 Copilot: No. Opera One: Yes, fully free.
Who makes Microsoft 365 Copilot?
Microsoft 365 Copilot is made by Microsoft, based in United States.
Who makes Opera One?
Opera One is made by Opera, based in Norway.
Which should I choose, Microsoft 365 Copilot or Opera One?
Choose Microsoft 365 Copilot if you value works inside familiar apps and uses your work data securely. Choose Opera One if you value ai assistant included at no cost and ad and tracker blocking built in.