Opensignal points to T-Mobile’s reliance on the mid-band 2.5GHz spectrum range as the main carrier band for its 5G services as the main reason for its reach.
Read moreDoes ATT have mid band 5G?
But as of this month, Verizon and AT&T are finally using this mid-band 5G across the country — hence all the talk about it. That matters because mid-band 5G can be much faster than the low-band stuff that covers most of the United States, and it reaches a lot further than mmWave.
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