


So it’s arguably better if you need better range on your devices or you have a lot of walls or other objects in the areas where you need coverage. The longer waves used by the 2.4 GHz band are better suited to longer ranges and transmission through walls and solid objects. Old cordless phones, garage door openers, baby monitors, and other devices tend to use the 2.4 GHz band. The 2.4 GHz band is a pretty crowded place, because it’s used by more than just Wi-Fi. The second big caveat is that important phrase we mentioned: “ideal conditions.” RELATED: Why You Should Upgrade Your Router (Even If You Have Older Gadgets) You can learn more about how those standards affect things in our guides on whether you need 802.11ax and whether you should upgrade your wireless router. First, the maximum speed you might see is also dependent on what wireless standard a router supports - 802.11b, 802.11g, 802.11n, 802.11ac, or 802.11ax.
