On all T-Mobile plans, during congestion, the small fraction of customers using >50GB/mo. may notice reduced speeds until next bill cycle due to prioritization. Capable device required. Data from OpenSignal State of Mobile Networks USA report – July 2018 and Ookla Q1-Q2 2018 U.S. Mobile Performance Report. Ookla report based on 12,475,733 consumer-initiated cellular network tests taken with Speedtest® on 2,841,471 unique devices in Q1-Q2 2018. OpenSignal report based on 8,127,424,784 on-device measurements recorded by 385,679 users during the period March 16th - June 13th 2018. © 2018 OpenSignal Inc.