What Are Pixel ? What Is The Difference Between HD And SD ? – In today’s time, High Definition (HD) Video Quality is being used very much for watching videos. Apart from this, SD video quality was used a lot in earlier mobile phones or TVs. Hearing these things, the question comes to our mind that what is the difference between HD and SD. In this article, we will answer your same question and at the same time will also explain what are Pixel. What Is CPM Ads
If you watch the video on YouTube, then you must have seen that it has many video quality to adjust the quality of the video, such as: 144p, 240p, 360p, 480p, 720p, 1080p, 4K etc. As we increase the Pixel, the quality of the video increases. But for this, you need to know what are these pixels?
What Are Pixel ?
Before we talk about HD and SD, we will tell you what are Pixel? Actually, pixels are used in any display, whether it is a mobile phone, a TV or a smartwatch. Actually pixels are like dots which look very close and use red, green and blue colors. These three colors make it different types of colors. The more pixels the display has, the better the picture quality will be. However, it all depends on the size of the electronic device as well as how its picture quality will be.
The number of pixels in different screens can vary. The number of pixels is determined in a certain way, including 144p, 240p, 360p, 480p, 720p, 1080p, etc. Not only this, 4K video quality and 8k video quality have also come. Based on these pixels, it is decided whether a video is SD or HD. Now we are going to tell you what is HD and SD?
What Is SD ?
The full form of SD is Standard Definition. For your information, let us know that 480p video is called HD video. Its dimensions are 640 × 480. You must have seen the houses having free dishes, the video quality seen in them is SD video quality.
What Is HD Ready? – 720p
Videos of 720p quality are called HD Ready. For your information, let us know that it is not Full HD but its video quality is between SD and HD. Its dimensions are 1280 * 7220 pixels. Many HD TVs with 32-inch screens come equipped with an HD Ready display. Not only this, HD Ready Display is also used in many smartphones. This is the most commonly used video quality.
What Is HD? – 1080p
Usually the video we call HD video is called Full HD, which has a video quality of 1080p. If you have seen a YouTube video and selected 1080p video quality in it, then you must have seen the difference in comparison to any other video. HD video dimensions are 1920 * 1080 pixels.
If you watch Full HD video in a laptop or TV of 32 inch or above, then you will get a different experience of watching videos. Many channels have now come to HD, seeing the popular key of Full HD video and also Also the videos that are made now are also made in HD.
What Is 4K video (Ultra HD)? – 2160p
Although 4K video has not been developed much yet, many videos have now been launched in 4K video quality. Not only this, many smart TVs also provide 4K video quality. 4K video is also known as Ultra HD (UHD). Its dimensions are 3840 * 2160 pixels. You will get a different experience in watching 4K quality video on any big screen. Actually 4K video quality is designed for watching videos on a large screen.