How to Tell if HDMI Cables Are High Speed

4k, 1080p, 3d hdmi cables

HDMI or High Definition Multimedia Interface now become the standard for audio/video display; no wonder that people are aiming for the best cable that will give more entertainment.

That is where high-speed cables become an instant star. How to tell if hdmi is high speed or not? Let us see the difference between the standard one to high speed hdmi.

There are two types of Hdmi cables: standard and high-speed. Both of these cables are ideal for high-definition televisions. Lately, HDMI Licensing Administrator, Inc. broadcast that all cables will be tested to see if it is Standard or High Speed.

  • Standard HDMI Cable — marked as Category 1 has a speed of 75 Mhz or 2.25 Gbps that is equivalent to a 720p/1080i signal.
  • High Speed — or category 2 is very fast with its speed of 340 Mhz or up to 10.2Gbps, which is the highest bandwidth available. It can hold 1080p signals up to 25 feet and can accommodate the maximum resolution display nearly to cinema motors.

As you can notice, high-speed cables offer higher performance than the standard cable. Fortunately, in most stores today, HDMI high-Speed cables are totally available.

But, of course, you would like to make sure that the one you purchase is high-speed. Just by looking at the wire, without any logo or designator, it ‘s hard to tell if you have a high-speed cable or not.

Even just by looking at the color depths of your television, it is hard to differentiate.

So, how to tell if hdmi cable is high speed? Read the following key points:

  • Check the term HDMI High Speed or Category 2 on the cable itself or the packaging. The high-Speed logo should be visible on the wire.
  • To check the specifications of HDMI High-Speed Cable, you can download a copy of the specs or see if it is available on the packaging.
  • Find the original advertisement
  • A certified High-Speed cable should support mandatory HDMI features up to the maximum bandwidth. If there are signal interruptions and issues, the cable is not High Speed.
  • Capable of highest bandwidth, can support 4k, 1080p, 3D has a dark color.
  • See yourself the vendor’s compliance certificate. If a cable is tested and approved, a certificate showing the length and the nature of testing is issued.


It is a difficult task on how to tell if hdmi cable is high speed or not. But, with the key points given above, you can start seeing yourself if you bought the right one or you got fooled by diligent marketers. Knowing what you are purchasing will always be a rule of thumb. You can read the specifications and reviews of the cables beforehand. Check the wire with your eye and ask for certifications and the like.

HDMI High-Speed Cables are one of the core necessities in our homes. It eliminates the need for multiple cables behind our theater system. You just need to be wise and informative so that you would know how to tell if hdmi cable is high speed.


High speed hdmi cables vs. Standard for 4k Devices

High speed hdmi cables

Technology is incredibly fast, accurate and bright. We are now in the transition period from High Definition (HD) to Ultra High Definition (UHD). There is now a comparison between high-speed hdmi cables vs. Standard for 4k. What are the variations between the two? And what is the best cable to use for 4k TV? Do you have any idea? Without wasting any more time, let me give you more information.

When we say UHD, we are not just talking about 1080p (1,920 by 1,080) resolution. We are talking beyond that which is 3,840 by 2,160 resolutions for UHD. That display has at least 8 million active pixels wherein it is 23x the resolution of a standard television and 4x the number of pixels showing on a 1080p display. As the resolution suggests, it needs a compatible cable where the transmission of the audio and video will display correctly giving you more of a theater feels.

You can see many wires out in the appliance stores today, only five cables matter. And these five necessary cables derive from two necessary cables: HDMI Standard and HDMI High Speed. Let us take a look at the detailed description of high-speed hdmi cable vs. Standard for 4k.

HDMI Standard has three types:

  • Plain Old HDMI Standard—for the normal function
  • HDMI Standard with Ethernet—allow transmission of internet connection
  • DMI Standard Automotive—use for automobiles


On the other hand, High-Speed HDMI has only two types:

  • Regular HDMI High Speed—used for ordinary purpose
  • HDMI High Speed with Ethernet—for internet connection connectivity


Now, we know the different types of high speed from standard hdmi, how about we review their functions?

Of course, high-speed and standard cables manufactured differently for they served separate functions.

How high-speed hdmi cable vs. standard for 4k significantly diverges from each other based on features?

  • HDMI High-Speed Cable—handles 1080p and 4k resolutions. There is a requirement of at least 10.2 Gbps bandwidth for complete processing of 3D content, 48-bit Deep Color , various types of HDMI audio signal and Audio Return Channel.
  • Standard HDMI Cable—designed for 720p/1080i resolutions. The minimum bandwidth it is capable of is 2.25 Gbps. It can only handle few HDMI features but not all at the same time.


In a nutshell, if you have a brand new 4k TV, looking at its primary function, a high-speed HDMI cable will work perfectly fine. High-Speed cables have higher data transfers and carry higher resolutions. It has 100% compatibility with 4k TV and for future HDMI 2.0 contents. It is a guarantee that you can watch and experience a movie theater at your home with High-Speed Cables.

Erase your confusions now between high-speed hdmi cable vs. standard for 4k because High-Speed Cable already prevails. Our television as the primary source of our family’s entertainment will be more appreciated if it is realistic to the extent it will give you goosebumps. We are not quite sure how technology develops over time, but it is amazing!