United States To show a full picture of network performance in each market, our reports are informed by millions of daily consumer-initiated tests taken on Speedtest, along with quality of experience (QoE) metrics that offer insight into the daily connected activities that matter most to end-users. T-Mobile leads on key mobile KPIs T-Mobile continues to dominate the mobile landscape in the U.S., boasting the fastest speeds, best consistency, and top user ratings. However, Verizon has started mak...