Slack vs 
Microsoft Teams (2026 Comparison)
Slack wins on integrations and UX; Teams wins on bundled value for Microsoft 365 shops.
Pick Slack if integration depth, a cleaner chat experience, and vendor independence matter most. Pick Microsoft Teams if you already pay for Microsoft 365, since chat, meetings, and Office apps come effectively bundled. The decision usually comes down to whether your organization is already committed to Microsoft.
- Best pick
- It depends on your team
- Integration
- Migration / Zapier
- Setup
- 2-4 weeks
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Team Fit — who should build on what
Before pricing or features, get the fit right. Here's how Slack and Microsoft Teams map to real team profiles.
| Dimension | Slack | Microsoft Teams |
|---|---|---|
| Best-fit organization | Integration-heavy, tool-agnostic | Already on Microsoft 365Even |
| App integrations | Thousands, best-in-classEdge | Strong, Microsoft-centric |
| Bundled value | Standalone subscription | Included with M365 seatsEdge |
| Video meetings | Huddles, lighter | Full meetings up to 300+Edge |
| Chat UX & search | Polished, fastEdge | Improving but heavier |
| Enterprise compliance | Strong on Enterprise Grid | Deep with Microsoft PurviewEven |
Who is Slack best for?
Team Chat & Video Meetings
Small to large teams that coordinate work across many connected SaaS tools.
- Integration-heavy software teams
- Companies living in third-party apps
- Async channel-first collaboration
Who is Microsoft Teams best for?
Team Chat & Video Meetings
Mid-size to large companies already standardized on Microsoft Office and Windows.
- Microsoft 365 organizations
- Large enterprises needing compliance
- Combined chat and video needs
Pricing & Features — what you actually pay for
Side-by-side plans with the fine print most comparison pages skip, plus a filterable feature matrix.
Slack
Channel-based team messaging with huddles, clips, and deep app integrations.
Free
$0
- 90-day message history
- 1:1 huddles
- 10 app integrations
Pro
$7.25/per user / mo
- Unlimited history
- Group huddles
- Unlimited integrations
Business+
$12.5/per user / mo
- SSO and SCIM
- 99.99% uptime SLA
- Data exports
Hidden costs to watch
- Priced per active user, so costs scale fast with headcount
- Advanced compliance and SSO gated behind Business+ and Enterprise
- Free plan hides messages older than 90 days
Microsoft Teams
Chat, meetings, and calls bundled tightly with Microsoft 365.
Free
$0
- Unlimited chat
- 60-min group meetings
- 5GB storage
Teams Essentials
$4/per user / mo
- 30-hour meetings
- 300 participants
- 10GB storage
365 Business Standard
$12.5/per user / mo
- Full Office apps
- Business email
- Webinars
Hidden costs to watch
- Best value only when paying for full Microsoft 365 seats
- Annual commitment required for lowest per-user pricing
- Advanced calling and Copilot are paid add-ons
Feature specs
5 of 9 features differ between these tools.
| Feature | Slack | Microsoft Teams |
|---|---|---|
| Persistent chat channels | NativeNative | NativeNative |
| Group video meetingsTeams supports 300 participants; Slack huddles are lighter | NativeNative | NativeNative |
| Screen sharing | NativeNative | NativeNative |
| Cloud meeting recordingTeams records to OneDrive/SharePoint | Paid Add-onPaid Add-on | NativeNative |
| WebinarsIncluded on Microsoft 365 Business Standard | Not SupportedNot Supported | NativeNative |
| Breakout rooms | Not SupportedNot Supported | NativeNative |
| Office / document co-editingTeams bundles Word/Excel/PowerPoint | Paid Add-onPaid Add-on | NativeNative |
| Third-party app integrationsSlack's directory is broader and better rated | NativeNative | NativeNative |
| Phone / VoIP callingTeams Phone is a separate add-on | Not SupportedNot Supported | Paid Add-onPaid Add-on |
Automation Blueprints — make them work together
The real payoff is the stack. These are concrete Slack ↔ Microsoft Teams workflows worth building.
Mirror Slack messages into Teams during migration
New message in a bridged channel
Channel is on the migration allow-list
Post the message to the mapped Teams channel
Lets both tools coexist during a phased rollout so no team is cut off.
Sync channel structure when migrating
Export of channels and members generated
Admin approves the mapping
Create matching teams and channels with members
Preserves organizational structure and cuts manual rebuild time.
Cross-post alerts to both platforms
Monitored app fires an alert
Alert marked high priority
Post to the incident channel in both Slack and Teams
Ensures critical notifications reach everyone while a team is split across tools.
Frequently asked questions
Common questions about choosing between and combining Slack and Microsoft Teams.
Is Microsoft Teams cheaper than Slack?
Which has better app integrations?
How hard is it to migrate from Slack to Teams?
Does Slack have full video meetings like Teams?
Can we run both Slack and Teams?
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