Wi-Fi PHY Rate Calculator

Compute the 802.11 PHY rate from channel width, MCS, spatial streams and guard interval — with the formula shown. Covers Wi-Fi 4 through Wi-Fi 7, verified against the published MCS tables.

Read the theory

• Where Wi-Fi Speed Comes From: The PHY Rate Formula, Step by Step
• Wi-Fi Channels Explained: 2.4, 5 and 6 GHz, Bonding, and DFS
• Why Your Wi-Fi Never Hits the Number on the Box

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