Today I have found out that there is a
This is what I get if currently log it into my dev console.
Besides the actual connection type, we have access to info like
downlink (estimated effective round-trip time of the current connection) or
rtt (effective bandwidth estimate in megabits per second).
We can even have access to an event like
NetworkInformation.onchange so that we can readjust our data usage based on the network type. You can see the full info here.
Keep in mind that it is still a work in progress so be sure to check the compatibility table. It is supported in approx 60% of the cases.