Is 20 MHz bandwidth good?

Basically, bandwidth means how “wide” your broadcasting channel will be . 2.4Ghz networks have two options: 20MHz (the ‘normal’ bandwidth) and 40MHz (doubled).

Computers (Wi-Fi) Release date802.11 versionMaximum possible speed2020–present802.11ax (Wi-Fi 6)700 Mbps2013–present802.11ac195 Mbps–585 Mbps2011–2012802.11n180 Mbps–270 Mbps2007–2010802.11n90 Mbps–180 MbpsMaximum internet speeds on Google Fiber support.google.com › fiber › answer

If you’re using 2.4 GHz, the answer is simple. The best bandwidth for 2.4 Ghz is 20 MHz . In the majority of cases, using wide widths on 2.4 GHz isn’t worthwhile. The performance tradeoffs from interference on overlapping channels will likely outweigh the throughput benefits.1 Tem 2019