HDMI 2.1 VS HDMI 2.0: What is the Difference?

Connectivity is critical for a smart projector as it can be connected to various external devices for more resources. Some new projectors support HDMI 2.1, for example, the new JVC DLA-NP5 4K Projector is equipped with HDMI 2.1. However, some previous projectors only support HDMI 2.0 or earlier versions.

What is the difference between HDMI 2.1 and HDMI 2.0?

Both HDMI 2.1 and HDMI 2.0 are different versions of HDMI. HDMI 2.1 is the most recent updated version of HDMI. The latest version usually supports higher video resolution and a higher refresh rate.

Compared with HDMI 2.0, HDMI 2.1 supports 8K and 10K resolution transmission with a higher refresh rate. In addition, the HDMI 2.1 supports Dynamic HDR and other features. Specifically, the maximum data transmission of HDMI 2.0 is 4K@60Hz, while HDMI 2.1 can support the data transmission of up to 10K@120Hz.

How to Identify an Ultra High-Speed HDMI Cable?

Some HDMI cable suppliers may market HDMI 2.1 cable as Ultra High-Speed HDMI Cable. Do you know how to identify It?

You can check the name or label on the packing bag of the HDMI cable to identify whether it is Ultra High-Speed HDMI Cable or not.