Microsoft Teams vs Slack: Which Collaboration Tools Is Better in 2026?
Compare pricing, features, integrations, verified reviews, AI capabilities, security, and customer satisfaction — side by side, with no marketing spin.
The Short Answer
Microsoft Teams vs Slack, in 15 seconds
Choose Microsoft Teams if…
- You prefer Microsoft Teams's approach and ecosystem
Choose Slack if…
- You prefer Slack's approach and ecosystem
Head-to-Head Scorecard
How Microsoft Teams and Slack score
It's evenly matched — each leads on 0 of 9 measured dimensions.
- Even
Customer Rating
Average score from verified user reviews
MicrosoftNo reviewsSlackNo reviews - Even
Review Volume
Number of verified reviews — a proxy for adoption
Microsoft0Slack0 - Even
Entry Pricing
Lowest published starting price (free plan = lowest)
Microsoft$4/moSlack$7/mo - Even
Free Access
Availability of a free plan and/or free trial
MicrosoftFree plan + trialSlackFree plan + trial - Even
Integrations
Number of listed third-party integrations
Microsoft10Slack10 - Even
Features
Number of listed product capabilities
Microsoft12Slack12 - Even
AI Features
Capabilities mentioning AI, automation or ML
Microsoft1Slack1 - Even
Security & Compliance
Number of listed compliance certifications
Microsoft5Slack5 - Even
Platforms & Deployment
Supported platforms and deployment options
Microsoft8Slack8
Feature Comparison
Microsoft Teams vs Slack feature breakdown
Search or filter the full feature matrix — core features, AI, integrations, APIs, security and compliance.
Pricing Comparison
Microsoft Teams vs Slack pricing
Entry pricing, plan tiers and the cost factors that shape total cost of ownership.
Microsoft Teams
$4/mo to start- Group chat and calls
- 60-min group meetings
- Up to 100 participants
- File sharing
- Unlimited group meetings (30 hrs)
- Up to 300 participants
- 10 GB storage/user
- Meeting recording
- Everything in Essentials
- Custom business email
- Web/mobile Office apps
- 1 TB OneDrive/user
- Desktop Office apps
- Webinars
- Copilot Chat
- Bookings and clipchamp
Slack
$7/mo to start- 90 days message history
- 10 app integrations
- 1:1 huddles
- Basic search
- Unlimited history
- Unlimited integrations
- Group huddles
- Workflow Builder
- Everything in Pro
- SAML SSO
- Compliance exports
- User provisioning (SCIM)
- Multiple workspaces
- Advanced security and compliance
- HIPAA and FedRAMP options
- Enterprise key management
Total cost of ownership factors
Beyond list price, factor in implementation, training, add-ons and per-seat scaling when estimating total cost of ownership.
Pros & Cons
Microsoft Teams vs Slack: strengths and trade-offs
Microsoft Teams
Pros
- Free plan available
- Free trial offered
- Lower starting price ($4/mo)
- Compliance: SOC 2, ISO 27001, GDPR
- Public API available
Cons
Slack
Pros
- Free plan available
- Free trial offered
- Compliance: SOC 2, ISO 27001, GDPR
- Public API available
Cons
- Higher starting price ($7/mo)
Buyer Fit
Who should use Microsoft Teams vs Slack?
Startups
Either
Either keeps early-stage costs lowest with its entry tier.
Small businesses
Either
Either offers the most accessible pricing for lean teams.
Agencies
Either
Either connects to more tools for multi-client workflows.
Enterprises
Either
Either leads on compliance and breadth for complex needs.
Ecommerce
Either
Either integrates with more of the commerce stack.
SaaS companies
Either
Either is the more developer- and automation-friendly choice.
Integration overlap
Shared integrations (3)
Only in Microsoft Teams (7)
Only in Slack (7)
Keep Exploring
Other alternatives worth considering
Similar collaboration tools products buyers compare alongside Microsoft Teams and Slack.
Ask SIA which solution fits your business
SIA, Saaskart's AI buying assistant, weighs Microsoft Teams and Slack against your team size, budget, integrations and compliance needs — then recommends the right fit and the questions to ask each vendor.
Get a personalised recommendationMicrosoft Teams vs Slack — Frequently Asked Questions
What is the difference between Microsoft Teams and Slack?
Microsoft Teams and Slack are both Collaboration Tools solutions. Microsoft Teams is rated 0.0/5 by 0 users, while Slack is rated 0.0/5 by 0 users. The main differences lie in pricing, features, and target audience.
Which is better, Microsoft Teams or Slack?
Based on user ratings, Microsoft Teams scores higher at 0.0/5. The best choice depends on your team size, budget, and specific requirements.
Which is cheaper, Microsoft Teams or Slack?
Microsoft Teams is the more affordable option, starting at $4/month.
Does Microsoft Teams or Slack have a free plan?
Microsoft Teams offers a free plan. does not have a free tier but does offer a free trial.
Can I switch from Microsoft Teams to Slack?
Switching between Microsoft Teams and Slack is possible. Both support data export. Check integration compatibility and plan for data migration to minimise disruption to your team.
Who should use Microsoft Teams vs Slack?
Microsoft Teams is best suited for teams that prioritise enterprise features. Slack works well for teams looking to start free and scale.
Our Verdict
The bottom line on Microsoft Teams vs Slack
Best Overall
Either
It's a tie balances user satisfaction and proven adoption.
Best for Startups
Either
It's a tie has the friendliest entry point for new teams.
Best for Enterprise
Either
It's a tie leads on compliance and feature breadth.
Best Value
Either
It's a tie delivers the lowest cost to get started.
Best AI Features
Either
Comparable AI capabilities on both sides.
Highest Rated
Either
Both earn equal user ratings.