T-Mobile dominates Ookla’s Speedtest Connectivity Report for the first half of 2025.
T-Mobile had the best mobile network in the U.S. during the first half of 2025, according to the Speedtest Connectivity Report released by Ookla. Overall, the nation’s second-largest wireless carrier delivered a median download speed of 245.48 Mbps. The wireless provider’s median 5G download speed was 299.36 Mbps. T-Mobile’s Speedtest Connectivity Score of 79.95 topped Verizon’s 75.49 tally and AT&T’s 72.47. T-Mobile also had a top-ranked 5G Connectivity Score of 73.22.
According to Ookla, the Speedtest Connectivity Score reliably measures a carrier’s overall mobile network connected experience using a combination of scores based on speed, web browsing, and video streaming. It wasn’t close when deciding which carrier was fastest in the U.S. during the first half of this year. With a score of 74.45, T-Mobile trounced Verizon (65.72) and AT&T (63.16). The order was the same for 5G speeds, with a leading 58.02 for T-Mobile, 52.57 for Verizon, and 44.36 for AT&T.
When it comes to video streaming, Verizon scored the best with a result of 76.53. T-Mobile was thisclose to Verizon at 76.38. AT&T’s streaming video score came in at 71.91. Verizon had a bigger lead over T-Mobile in 5G video streaming as the latter’s 79.
