Wi-Fi Alliance rebrands 802.11n as Wi-Fi 4, 802.11ac as Wi-Fi 5, and the upcoming 802.11ax as Wi-Fi 6 (Stephen Shankland/CNET)

Stephen Shankland / CNET:
Wi-Fi Alliance rebrands 802.11n as Wi-Fi 4, 802.11ac as Wi-Fi 5, and the upcoming 802.11ax as Wi-Fi 6  —  Quick quiz: which is better, 802.11n or 802.11ac?  —  The answer, if you're familiar with Wi-Fi standards coming from the Institute of Electrical and Electronics Engineers, is 802.11ac …



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