When you choose a productivity platform like Microsoft’s Office 365 or Google’s G Suite, the main focus is on the platform’s functionality: Does it do the job you need?
That’s of course critical, but once you choose a platform, you have to manage it. That’s why management capabilities should be part of your evaluation of a productivity and collaboration platform, not only its user-facing functionality.
You’ve come to the right place for that aspect of choosing between Office 365 and Google G Suite.
Admin console UI
Both platforms are managed from a web interface. Microsoft tends to completely redesign the Office 365 console at least once a year, whereas Google tends to retain the same layout over a longer period of time, aiding muscle memory but doing little to improve the organization of the whole console.