If I have 802.11g devices connected to my n or ac network will they drag down the speed of the network?

I have an 802.11n network that has several Sonos speakers on it. They are only g compatible. I had someone tell me that having g limited devices on the network would limit the speed of other devices on the network to g speeds. That sounds like crap but I wanted the advice of the experts.

Posted on Apr 26, 2016 8:41 AM

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4 replies

Apr 26, 2016 7:55 PM in response to bobfromsterling

If practical, then yes. Remember 802.11n can operate on either the 2.4 or 5 GHz bands, whereas, 802.11g can only do so on the 2.4 GHz band ... but, the higher frequency band's signal has more difficulty penetrating through objects, like walls. That's why it basically only useable, performance-wise, if both the wireless access point and clients are in the same room.


Finally, 802.11ac only operates on the 5 GHz band ... so there are always tradeoffs.


... so, to try to best answer your question, it will really depend on your overall networking requirements. Let's look at a potential worst-case scenario where the following simultaneous events are happening over a wireless network

  • Streaming HD video between devices over the local network
  • A Time Machine (or any) backup actively in progress
  • Moving/copying files between computers
  • A number of slower 802.11b/g clients that are actively accessing the network
  • Wi-Fi interference
  • Streaming audio to multiple devices.


You can imagine with all the above going on, the network could come to "a halt." However, of all of these, the last one, would use the least bandwidth.


The best way to determine the current impact of streaming audio to your Sonos speakers is to measure your networks throughput before and after streaming. If you find a significant difference, it may warrant using a separate network for audio streaming.

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If I have 802.11g devices connected to my n or ac network will they drag down the speed of the network?

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