Like many audio, video, and data cables, HDMI cords can suffer from signal degradation at longer lengths—50 feet is generally considered the maximum reliable length. And it’s rare to see an HDMI cable longer than 25 feet in a store. Even online, cables more than 50 feet long can be hard to find.
What happens if HDMI cable is too long?
Since HDMI is a fully digital signal, there is no way to signal to be of lesser quality than any other cable. The only thing that happens is signal drop-off when sending high bandwidth signals over a too-long cable or a cable that isn’t rated for the specific HDMI standard.
Does the length of HDMI cable affect quality?
How long can an HDMI cable be?
How long can HDMI 2.1 cables be?
Currently, passive HDMI 2.1 cables go up to three meters. During the UHS Cable program testing phase, HDMI Forum expected passive cables to max out at five meters. HDMI Cable Power will open the doors to longer passive cables without the need for external power. However, there are some caveats.
What happens if HDMI cable is too long?
Since HDMI is a fully digital signal, there is no way to signal to be of lesser quality than any other cable. The only thing that happens is signal drop-off when sending high bandwidth signals over a too-long cable or a cable that isn’t rated for the specific HDMI standard.
