Millimeter wave is the “best” 5G. If you download a 4GB file, like a movie, you might be able to do that in about 5 minutes and 19 seconds on today’s fastest 4G LTE networks (assuming a 100Mbps connection). On a mmWave high-band 5G connection, that same movie would take only 32 seconds (assuming 1000Mbps).
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5G has the potential to be 100 times faster than 4G , with a top theoretical speed around 20 Gbps and current, real-world speeds from 50 Mbps to 3 Gbps. … There are three main flavors of 5G, and each one has its own speed. The so-called low-band 5G is somewhat faster than 4G with performance around 50-250 Mbps.22 Ara 2020
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