Depending on what specific aspects of the general mobile experience you value most and what analytics firm you choose to trust to deliver unbiased and comprehensive network performance measurements, you can objectively view whichever major US carrier you want as the leader of this incredibly competitive industry.
Of course, not everyone has the patience to look at all the data put together by the likes of Opensignal and RootMetrics every few months, especially when personal experiences, anecdotal reports from friends and online strangers, and even advertising campaigns tend to hold more weight in the minds of many regular consumers than cold, hard numbers and largely theoretical speed tests.
