In our last blog post, What is Microsoft EMS? we gave an overview of the 6 tools that make the Enterprise Mobility + Security suite. In this post we'll dive into the 13 specific differences between the EMS E3 and E5 licenses, so that you can decide which version you need.

Microsoft launched the Enterprise Mobility + Security (EMS) in March 2014, in an effort to transition from 'bolted-on' security to 'built-in' security. It was a huge bet at the time, as EMS was meant to bring enterprise-level security that Fortune 500 companies were using to small and medium businesses (SMBs).