Microsoft Teams vs Yammer

Microsoft Teams
Microsoft Teams is the chat-based workspace in Office 365 that integrates all the people, content, and tools your team needs to be more engaged and effective. Microsoft Teams free open-source (self-hosted) alternatives are: Mattermost, Rocket.Chat, Zulip
Yammer is revolutionizing internal corporate communications by bringing together all of a company’s employees inside a private and secure enterprise social network. Although Yammer is as easy to use as alternative consumer products like Facebook or Twitter, it is enterprise-class software built from the ground up to drive business objectives.
Comparing Microsoft Teams vs Yammer is like comparing apples to oranges. Because your business is unique and nobody except you can decide, which is better for your company. But we can add some fun to your research and suggest some new comparison parameters.

Let's start with videos. We think that Yammer has better video than Microsoft Teams

Ok, now let's compare the UI. Looks like Yammer has more user-friendly interface than Microsoft Teams because it's bigger. At least on our screenshots

To compare the popularity of the solutions we counted how many alternatives people search for each of them on the Internet. And it turns out that Yammer is more popular than Microsoft Teams

Now let's look at the recent activities of our competitors:

- Microsoft upgraded Teams for Enterprises (in 2017)
- Microsoft Teams will replace Skype for Business (in 2017)
- Microsoft Teams adds guest access (in 2017)
- Microsoft opened Teams to all Office 365 users (in 2017)
- Microsoft retired Yammer as stand-alone service (in 2017)
- Microsoft introduced Teams - the main Slack competitor (in 2016)
- Yammer now allows to create External groups (in 2016)
- Yammer adds conversations to OneDrive and SharePoint Online files (in 2014)
- Microsoft social networks: Yammer vs SharePoint Newsfeed (in 2013)
- Microsoft Dynamics CRM Online adds iPad, Yammer support (in 2013)

Looks like Yammer was recently more active than Microsoft Teams (at least in our news).