[1] Capable device required; coverage not available in some areas. Some uses may require certain plan or feature; see T-Mobile.com. Fastest: Based on median, overall combined 5G speeds according to analysis by Ookla of Speedtest Intelligence data 5G download speeds for Q4 2022. Ookla trademarks used under license and reprinted with permission. Most Reliable: According to an audit report conducted by independent third party umlaut containing crowdsourced data for user experience including task completion collected from August 2022 to January 2023. Full details at: www.umlaut.com/en/benchmarking/USA