Teams Poor Call Quality Metric

The time a packet takes to be sent from 1 caller to another ultimately determines the end users experience and several factors can affect how long it takes a packet to traverse this path.

Call quality, or call delay starts to become an issue around the 75ms mark where people begin to talk over the top of each other. Then further degradation occurs around the 150ms mark where people will really start to have gaps in speech and generally will actively complain about a call.

Microsoft Teams classes calls as Good or Poor depending on several metrics. For Audio calls, these metrics are generally:

Further Information

Network performance requirements are available on the Microsoft Website