Microsoft Teams vs Mattermost
Teams fits a selected Microsoft tenant and collaboration offer; Mattermost is worth assessing for controlled operational messaging deployments. Compare identity, information access, meeting needs and who will operate and maintain the chosen service.
Which option fits the requirement?
Teams fits a selected Microsoft tenant and collaboration offer; Mattermost is worth assessing for controlled operational messaging deployments. Compare identity, information access, meeting needs and who will operate and maintain the chosen service.
Seven differences that change the shortlist
| Buying question | Microsoft Teams | Mattermost |
|---|---|---|
| Communication focus | Messaging, meetings and collaboration in the selected Teams product | Controlled team and operational collaboration |
| Space structure | Chats, teams, channels and meetings | Channels and selected operational workflows |
| Hosting context | Selected Microsoft account or tenant environment | Selected private-cloud, self-hosted or contracted deployment |
| Membership context | Tenant, team, channel and meeting access controls | Organisation-managed membership and selected controls |
| Connected work | Selected Microsoft 365 services and supported applications | Supported integrations and operational tools |
| Evaluation focus | Exact Teams offer, guests, meeting policies and data access | Deployment responsibility, access, retention and exact package |
| Cost components | Selected Teams or suite licences and separately licensed capabilities | Selected product, users, infrastructure, administration and support |
Four worked buying briefs
These are hypothetical scenarios with explicit assumptions. They do not establish equal capabilities, measured usability or a negotiated price.
| Requirement | Proposed exercise | Accept when |
|---|---|---|
| Team space | Create an authorised test space with the required channels or conversations. | Participants can locate the intended discussion and its owner. |
| External member | Review or test an approved restricted external membership arrangement. | The external participant sees only the intended content. |
| History and policy | Inspect retention and search behaviour using non-sensitive test messages. | The administrator can explain availability, deletion and selected plan boundaries. |
| Operational handover | Document hosting, recovery, integration and account ownership. | The team knows who maintains the service and how communication can be retained. |
Team space
Can the team create an authorised test space with the required channels or conversations?
Microsoft Teams: With Microsoft Teams, create an authorised test space with the required channels or conversations.
Mattermost: With Mattermost, create an authorised test space with the required channels or conversations.
Participants can locate the intended discussion and its owner.
External member
Can the team review or test an approved restricted external membership arrangement?
Microsoft Teams: With Microsoft Teams, review or test an approved restricted external membership arrangement.
Mattermost: With Mattermost, review or test an approved restricted external membership arrangement.
The external participant sees only the intended content.
History and policy
Can the team inspect retention and search behaviour using non-sensitive test messages?
Microsoft Teams: With Microsoft Teams, inspect retention and search behaviour using non-sensitive test messages.
Mattermost: With Mattermost, inspect retention and search behaviour using non-sensitive test messages.
The administrator can explain availability, deletion and selected plan boundaries.
Operational handover
Can the team document hosting, recovery, integration and account ownership?
Microsoft Teams: With Microsoft Teams, document hosting, recovery, integration and account ownership.
Mattermost: With Mattermost, document hosting, recovery, integration and account ownership.
The team knows who maintains the service and how communication can be retained.
Workflow and product fit
Teams fits a selected Microsoft tenant and collaboration offer; Mattermost is worth assessing for controlled operational messaging deployments. Compare identity, information access, meeting needs and who will operate and maintain the chosen service.
Workplace messaging, meeting collaboration and community communication overlap but have different membership and administration needs. Compare the exact hosted or self-managed product, external access, retention, supported integrations and operational ownership. Do not assume that community chat supplies business compliance controls or that self-hosting removes security and maintenance work.
Microsoft Teams product information ↗ · Mattermost product information ↗
Cost and migration planning
For Microsoft Teams, include selected Teams or suite licences and separately licensed capabilities. For Mattermost, include selected product, users, infrastructure, administration and support. Use the same workload and resilience assumptions, then confirm current vendor terms for the selected configuration.
Pilot a non-sensitive team or community space. Record account ownership, guests, permissions, searchable history and integrations, then plan export or retention and a rollback before moving live communication.
Questions before you choose
How should we choose between Microsoft Teams and Mattermost?
Teams fits a selected Microsoft tenant and collaboration offer; Mattermost is worth assessing for controlled operational messaging deployments. Compare identity, information access, meeting needs and who will operate and maintain the chosen service.
Which costs belong in the comparison?
For Microsoft Teams, include selected Teams or suite licences and separately licensed capabilities. For Mattermost, include selected product, users, infrastructure, administration and support. Use the same workload and resilience assumptions, then confirm current vendor terms for the selected configuration.
What should we check before switching?
Pilot a non-sensitive team or community space. Record account ownership, guests, permissions, searchable history and integrations, then plan export or retention and a rollback before moving live communication.
Turn the comparison into your own evaluation
Use the same criteria and priorities for both products, keep unknowns unassessed and record the plan and evidence behind your ratings.
Build a Microsoft Teams vs Mattermost scorecard →Keep the assumptions with the figures
Use the date, billing cycle, units and limits with each example. Check current account terms before purchasing. Unverified prices and model costs stay unpriced.
Download the buying examples as JSON ↓Share the comparison
Use these examples when discussing the shortlist with your team.