Difference between Microsoft Monitoring Agent (MMA) and OMS Agent

Question

There are two types of monitoring agents used for Azure virtual machine: Microsoft Monitoring Agent (MMA) and Operation Management Suite (OMS). These can be used to connect to Azure Log Analytics workspace and sound interchangeably. What are main differences between MMA agent and OMS agent?

Answer 1

The Microsoft Monitoring Agent is a service just used to watch and report on application and system health on a Windows computer, it collects and reports a variety of data including performance metrics, event logs and trace information.

To the OMS, it is not just for Log Analytics, it has several service, like Log Analytics, Automation, Backup, Site Recovery, Log Analytics is one of them.