It is not all Good News for T-Mobile in the Fifth Round

Latency in milliseconds by Provider and Census Area

Here are the T-Mobile phone's average Latency numbers for the Fifth Round of Testing. Latency is measured in milliseconds and it measures delay. 200 milliseconds is considered the acceptable threshold for conversation and internet connectivity. As we see in the chart, T-Mobile has a real problem with their latency in rural areas and the locations included in this chart are in their coverage area.