Verizon vs AT&T, T-Mobile and Sprint coverage, speeds, video and voice quality

"We've gathered you today, carrier fans, to settle once and for all if Verizon, T-Mobile, Sprint or AT&T have the fastest network, the best coverage, and who's boss in video streaming game."

That might as well be how the latest starts, as it includes metrics on download speed, 4G coverage and availability, video experience, latency and, for the first time, voice app quality for the big four US networks, courtesy of OpenSignal's communal methodology. 

We will save you the suspense - the big winners seem to be the two ...