What is HDMI 1.4 and 2.0? Difference between HDMI 1.4 and 2.0

HDMI is a device that supports the connection and transmission of audio and video from one electronic device to another quickly and conveniently. Surely, you have heard through HDMI 1.4 and 2.0. So what is HDMI 1.4 and 2.0? What is the difference between HDMI 1.4 and 2.0? Let’s find out more details with lassho.edu.vn through the following article!

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What is HDMI 1.4? What features are there?

HDMI 1.4 is a standard to connect, transmit video and audio on the same cable with built-in Ethernet. Cable first launched in May 2009 has the following outstanding features:

• Equipped with HDMI Ethernet Channel feature, supports internet connection and home network to HDMI port.
• Two-way audio transmission : HDMI 1.4 can not only play audio from a device such as a receiver, laptop, … to a TV, but also transmit audio from the TV to other devices such as phones without wires. transmits audio signals using an audio return channel (HDMI ARC).
• Blu-ray 3D over HDMI : With just one connection, HDMI 1.4 can transmit two 1080p signals with Blu-ray 3D standard.
• 4K x 2K resolution : Transfer videos and images with high resolution up to 4K and 30Hz frame rate .
• True, sharp colors : Color reproduction of images and videos is the same as the original photos, and supports extended color when connected to a digital camera.
• Micro HDMI connector : Can be used with small electronic devices such as smartphones, with resolutions up to 1080p.
• Car connection : Overcome vibration, temperature and noise well to ensure quality of audio and video processing and reproduction.

What is HDMI 2.0? What’s different from HDMI 1.4

HDMI 2.0 is an upgrade of HDMI 1.4, released in September 2013, with more outstanding features than HDMI 1.4 as follows:

• For up to 18Gbps data transmission bandwidth, which extends the compatibility of 4K UHD resolutions.
• Stream 4K Ultra HD video at 50/60Hz frame rates.
• Experience better audio than HDMI 1.4. HDMI 2.0 has 32 channels of uncompressed digital audio , supporting richer formats such as Dolby Atmos, DTS:X and Auro 3D Audio.
• Output standalone images on the same screen with native aspect ratio 21:9 (2.35:1).
• Up to four separate audio streams can be provided to multiple listeners.
• Has higher security than HDMI 1.4, restricts HDCP copying with HDCP 2.2.
• Dynamic synchronization of video and audio streams.

Difference between HDMI 1.4 and 2.0

For a detailed evaluation and to choose the right product, please refer to the comparison of the differences between HDMI 1.4 and 2.0:

Criteria	HDMI 2.0	HDMI 1.4
Bandwidth (Gbps)	18Gbps	10.2Gbps
Resolution	4K Ultra HD with 10 – 12 bit color, 50/60Hz frame rate.	4K with 8-bit color, 30Hz frame rate.
Frame rate	50 – 60 fps	24 fps.
Number of audio channels	Supports up to 32 channels.	Supports 8 channels.
Sound frequency	High, up to 1536kHz gives you a realistic audio experience.	Lower, only 768kHz.

Should buy HDMI 2.0 or HDMI 1.4

Depending on financial and economic conditions and usage needs, users have the right choice. Not every HDMI cable with many features, high functional index, expensive price will be suitable and good transmission.

HDMI 2.0 cable is suitable for :

• 4K Ultra HD TV, HDR TV, 3D TV.
• Want to connect with fast, stable connection and high picture and sound quality. However, the product cost will be higher than HDMI 1.4.

Select HDMI 1.4 cable when :

• You use HD TV, Full HD or have basic connection needs to study and work.
• It is suitable for the economic and financial conditions of many families because it is cheap and reasonable.

Hopefully the above article will help you clearly distinguish the difference between HDMI 1.4 and 2.0, to choose the most suitable product. If you have any questions, don’t forget to leave a comment below!