4k and HDR are the terms which is in so much trending among people since PS4 pro and Xbox One X.but do we know what are 4K and HDR? What is the difference between 4K and HDR? SO, here are the complete details.
What is 4K?
Concerning consumer displays, 4K equates to 3840 x 2160 resolutions of the panel. This means the 4K screen will display 3,840 horizontal pixels and 2,160 vertical pixels. When you multiply these number together, the user will get a display with having more than the combination of 8 million pixels. This is what four
3840×2160 = 8,294,400 pixels
1920x1080x4 = 8,294,400 pixels
The 4K came from the facts when the Hollywood film industry reached to a pixel resolution of 4096×2160 standard, which is a 1.9:1 aspect ratio but since most of the home screens and TV still uses a 16:9 ratio, then the resolution came down to 3840*2160p.
Why should people go for 4K?
According to a report it has been revealed, that majority of the homes have a 4K capable TV. Regarding quality of the picture, the increased resolution provides image clarity and sharpness. It also allows for more extensive panels since 1080p display stretched across a large surface will begin to look blurry with low pixels density.
Is there a lot of 4K content?
Nowadays, most of the blockbusters movies are offering 4K Blu-ray discs. 2160p is becoming more widely available on some of the streaming services like Amazon, Netflix, Vimeo, and Youtube. Some of the high profile 4K Vimeo shows include Jessica Jones, House of Cards and Daredevil.
What are the issues facing in 4K?
Apart from a small library of 4K CONTENT, the user will also need to have a good internet connection for a 2160p stream video. Furthermore, 4K is four times sharper than 1080p.
What is HDR?
HDR stands for high dynamic range. We all have heard about it in cameras, but when it comes to screen technology, there is a twist.
When cameras are shooting in HDR quality, then they are typically taking different exposures to highlight the dark and light information in a scene. And then processing is used to combine the exposure into one picture to provide a right image that is more representative of how we humans perceive light and color.
HDR on Television also aims to represent colors more realistically; it merely uses panels that offer a much more comprehensive range of color gamut as compared to standard RGB Television. According to a report, HD can expand the color gamut by two factor which amounts to more than 75% of visible color spectrum beam.
Why should one go for HDR?
When it comes to image quality, HDR increases the contrast between black and white over the traditional RGB screens. This means that white will look like super bright and black will look like very dark. Colors will look much more vibrant. For example. Onscreen fire effects will seem much warmer. This is a technology which is more noticeable than the upgrade from 1080p to 4K.
Do all 4K TVs support HDR?
No, many of the HDR TVs support a 4K panel, but not all 4K TVs supports HDR. Both of them are separate technologies.
What will I need to enable HDR?
Apart from HDR capable TV, you also need an HDR capable player and HDR movies or shows. Regarding consoles Microsoft Xbox one supports HDR. Moreover, the PS4 Pro supports HDR. Microsoft upcoming new project also will also go to help HDR. To make HDR working, you also need an HDMI 2.0 cable for connection.
Is there a lot of HDR movies and shows?
No, not right now. HDR movies and shows are still in a state of infancy when compared to 4K, but both Netflix and Amazon are working to provide more HDR shows and movies. Some of the existing HDR shows include Marco Polo and Daredevils.
Is ultra HD the same as HDR?
No, both are different. With HDR should not be confused with other big TV of the moments UHD which is also popularly known as 4K. Both UHD and HDR are meant to improve the viewing experience, but they both are different technologies with almost no overlap with each other. It is a matter of quantity and quality.
What is an HDR pro?
HDR Pro is mainly a term which is used for HDR1. LG, which is the second largest TV OEM producer in the world, has launched its entire lineup of 2018 of both OLED and Super UHD LED TVs with the support of Dolby Vision globally.