Slack vs Microsoft Teams
Worth-It Score: 68/100
WAIT — WAIT under $7
Slack is solid but not standout — wait for a real discount or a better-aligned alternative.
Verified
Confidence: 89%
Verdict: Microsoft Teams wins for organizations already on Microsoft 365. Slack wins for tech-forward companies, startups, and teams that prioritize developer integrations.
How we scored it
Spec verificationOwner sentimentLive pricing (4h refresh)Editorial review
Our methodology
Winner: Microsoft Teams
Slack: 6.8/10
Microsoft Teams: 8.8/10
Spec-by-spec comparison
| Slack | Microsoft Teams | |
|---|---|---|
| Price (paid base tier) | $7.25/user/mo (Pro) | Included with M365 Business Basic ($6/user/mo) |
| Microsoft 365 native | No (integration required) | Yes |
| Developer integrations | Best-in-class | Good but fewer |
| Video calling | Huddles + basic calls | Full Teams Meetings (better) |
| Free plan message history | 90 days | Unlimited (with M365) |
Slack
What works
- Best messaging UX in enterprise collaboration
- Superior developer/engineering integrations
- Cleaner, faster interface
What doesn't
- Paid plans start at $7.25/user/mo (Pro)
- Free plan limits message history to 90 days
- Video calls less polished than dedicated platforms
Microsoft Teams
What works
- Included with Microsoft 365 — no extra cost for M365 orgs
- Native SharePoint, OneDrive, and Outlook integration
- Full phone system (Teams Phone) available
What doesn't
- Heavier, more complex UI
- Lower developer/API-first integration quality
- Guest access for external parties less intuitive than Slack Connect
Bottom line
Our pick: Microsoft Teams. It edges out the alternative on included with microsoft 365 — no extra cost for m365 orgs. That said, Slack still wins on best messaging ux in enterprise collaboration — consider it if that single trade matters most for your use.
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