Resolution Comparison: 720P, 1080P, 4K, and 8K
Mar 17, †∑ A few years ago we wrote a column about HDTV resolution and whether you should just buy a "standard" p/i set or pay the extra bucks for a higher-resolution p set. Nov 04, †∑ It is no longer as common since prices have come down on models. By comparison, a p TV has twice the resolution of an analog TV picture. i has a resolution of pixels by horizontal lines. However, it is interlaced, meaning the lines are painted on the screen in two passes of lines each.
In the old days of technology, the screen resolution or display resolution was not much of an issue. Windows came with a few preset options and, to get higher resolution, more colors or both, you would install a driver for your video card. As time went on, you could choose better video cards and better monitors as well. Today we have lots of options how to put purchased songs from itunes to ipod it comes to displays, their quality, and the supported resolutions.
In this article, we take you through a bit of history and explain all the essential concepts, including common acronyms for screen resolutions, like p, 2K, QHD or 4K. The color graphics technology was first developed by IBM. For the sake how to calibrate a digital scale with a nickel nostalgia, here is a look at how things looked on a once well-known CGA display.
Image source: Wikipedia. With the advent of high definition video and the increased popularity of the aspect ratio we explain aspect ratios in a bitselecting a screen resolution is not the simple affair it once was. That says nothing about how densely the pixels are clustered.
In this article, we are using the term as it is commonly understood, rather than the absolutely technologically correct usage. Since the beginning, the resolution has been described accurately or not by the number of pixels arranged horizontally and vertically on a monitor. The choices available were determined by the capability of the video card, and they differed from manufacturer to manufacturer. The resolutions built into Windows were limited, so if you did not have the driver for your video card, you would be stuck with the lower-resolution screen that Windows provided.
If you have watched the old Windows Setup or installed a newer version of a video driver, you may have seen the x low-resolution screen for a moment or two. It was ugly, but that was the Windows default. As monitor quality improved, Windows began offering a few more built-in options, but the burden was still mostly on the graphics card manufacturers, especially if you wanted a really high-resolution display. The more recent versions of Windows can detect the default screen resolution for your monitor and graphics card and adjust accordingly.
This does not mean that what Windows chooses is always the best option, but it works, and you can change it if you wish, after you see what it looks like. If you need guidance, read Change the screen resolution and how to change polarity of electromagnet text and icons bigger in Windows What is my screen resolution? You may have seen the screen resolution described as something like p, i or p.
What does that mean? The interlaced scan is a holdover from television and early CRT monitors. The monitor or TV screen has lines of pixels arranged horizontally across it.
The lines were relatively easy to see if you got up close to an older monitor or TV, but nowadays the pixels on the screen are so small that they are hard to see even with magnification.
An interlaced display paints all the odd lines first, then all the even lines. Since the screen is being painted in alternate lines, flicker has always been a problem with interlaced scans.
Manufacturers have tried to overcome this problem in various ways. The most common way is to increase the number of times an entire screen is painted in a second, which is called the refresh rate. The most common refresh rate was 60 times per second, which is acceptable for most people, but it could be pushed a bit higher to get rid of the flicker that some people still perceived. As how to prepare wooden floor boards moved away from the older CRT displays, the terminology changed from refresh rate to frame ratebecause of the difference in the way an LED monitor works.
The frame rate is the speed with which the monitor displays each separate frame of data. The most recent versions of Windows set the framerate at 60 Hertz or 60 cycles per second, and LED screens do not flicker. Moreover, the system changed from interlaced scan to progressive scan because the new digital displays are so much faster.
In a progressive scan, the lines are painted on the screen what happened to vidal sassoon shampoo sequence rather than first the odd lines and then the even lines. If you want to translate, p, for example, is used for displays that are characterized by horizontal lines of vertical resolution and a progressive scan.
For another fascinating history lesson, also read Interlaced video. When high-definition TVs became the norm, manufacturers developed a shorthand to explain their display resolution.
The most common numbers you see are p, p, p or 4K. Moreover, these shorthand numbers are sometimes used to describe computer monitors as well, even though in general a monitor is capable of a higher definition display than a TV. The number always refers to the number of horizontal lines on the display.
It is a huge display resolution, and it is found on premium TVs and computer monitors. However, you can test whether your computer can render such a large amount of data using this 8K video sample:. However, in the consumer market, it would be considered p. Unfortunately, that is incorrect, as this resolution is p, or Quad HD, and not 2K. Therefore, when you hear about a TV, computer monitor, smartphone or tablet having a 2K resolution, this statement is incorrect. The real resolution is likely to be something like p or Quad HD.
You might wonder whether you can watch a high-resolution video on a smaller resolution screen. For example, is it possible to use a p TV to watch a p video? The answer is yes! This is called downsampling. For example, if you want to watch a video with a 4K resolution on a p screen, that video is shown at p resolution, because that is all that your screen can offer.
The term aspect ratio was initially used in motion pictures, indicating how wide the picture was in relation to its height. Movies were initially in aspect ratio, and this carried over into television and early computer displays.
Motion picture aspect ratio changed much more quickly to a wider screen, which meant that, when movies were shown on TV, they had to be cropped or the image had to be manipulated in other ways to fit the TV screen. As display technology improved, TV and monitor manufacturers began to move toward widescreen displays as well. Nowadays, nearly all computer monitors and TVs are only available in widescreen, and TV broadcasts and web pages have adapted to match. Untilwas the most popular aspect ratio for widescreen computer displays.
However, with the rise in popularity of high definition televisions, which were using high definition resolutions such as p and p and made these terms synonyms with high-definition, has become the high-definition standard aspect ratio. Depending on the aspect ratio of your display, you can use only resolutions that are specific to its width and height. Some of the most common resolutions that can be used for each aspect ratio are the following:.
The display orientation refers to how you look at a screen: the most common screen orientations used are landscape and portrait. Landscape orientation means that the width of the screen is larger than its height, while portrait orientation means the opposite. Most large screens, such as the ones we use on our computers, laptops, or TVs, use landscape orientation.
Smaller screens, such as the ones on our smartphones, are normally used in portrait mode, but, because their size allows you to easily rotate them, they can also be used in landscape mode.
The aspect ratio of the screen defines the ratio of its longer side to its shorter side. Consequently, that means that the aspect ratio of the screen tells you the ratio of the width to height when you look at it in landscape mode. The aspect ratio is not used to describe screens or any rectangular shapes in portrait mode. However, you can refer to the screen resolution in both ways.
You can watch movies with black bars as if you were watching a TV screen, but this is done by your media player. The most important thing is not the how to refinance a motorcycle size, but its ability to display higher resolution images. The higher you set the resolution, the smaller the images on the screen are, and there comes a point at which the text on the screen becomes so small it is not readable.
In many cases, the monitor does not display anything at all if you tell What is the difference between 1080p and 720p resolution to use a resolution that the monitor cannot handle. In other words, do not expect miracles out of a cheap monitor. When it comes to high-definition displays, you definitely get what you pay for. If you are not technical, it is likely that you are confused by so many technicalities about displays and resolutions.
Jun 12, †∑ The difference between p and p image quality is small. p video produces clearer image than p, and you can more detailed information of the image in p video. But it depends on the quality of your display device that you use for watching the videos, how big the display is, and how close you are with the video. Nov 16, †∑ Therefore, it has , pixels all in all. P is the lowest resolution that you can call as a high definition (HD). Some TVs actually have native pixel resolutions of 1, x but are still advertised by sellers as P. On the other hand, P has a screen resolution consisting of rows and 1, columns. Thus, it shows clearer images compared to P TVs. Dec 02, †∑ p has a resolution of ? pixels. LCDís and LEDís have p displays. It is double the size of p displays. It does not make much difference if you view it for TV shows or movies unless you sit very close to the screen. It is usually useful for gamers who are into graphics and a slight action can make a lot viewing difference. The blue ray movies we see are actually in p resolution.
Many people have moved away from standard-definition analog TV in favor of high-definition HD , which refers to resolutions of p, i, and p. HDTVs offer a aspect ratio , similar to a movie theater screen. These TVs are available with higher-resolution screens, providing more clarity, color, and detail.
Resolution is HDTV's biggest selling point. We compared p, i, and p to help you make the best choice for your TV viewing pleasure. The p standard has all but replaced i. You can still find TVs with i screens, but these are less common.
The three HDTV resolutions are p, i, and p. The number stands for the number of horizontal lines that create the image. The letter describes the type of scan used by the TV to display the picture: progressive or interlaced. Resolution matters because more lines mean a better picture. This is a similar concept to digital photos and how dots-per-inch determines print quality. You might want to consider p because of the more efficient way it projects images onto the screen.
In general, the higher the resolution of a TV, the sharper the picture, and the higher the price tag. It was the first available HDTV resolution. It is no longer as common since prices have come down on models. By comparison, a p TV has twice the resolution of an analog TV picture. However, it is interlaced, meaning the lines are painted on the screen in two passes of lines each. The picture quality is sufficient for slow-moving content but not as desirable for fast-moving objects.
That's no longer the case. Its quality isn't much better than a p TV. It's a progressive scan display rather than interlaced.
That means each row is scanned in a sequential rather than alternate order, providing a picture with a full 2. This is currently the top-selling HDTV format, and it provides the best picture of the three models mentioned here. The price of a high-definition TV varies somewhat.
It depends on many factors, including brand, features, and display technology. The type of display is one part of the hardware. Other factors that contribute to the price include display size, availability of smart features, and screen type LCD or LED.
In general, screens are cheaper than screens. Within the tier, progressive-scan displays are more expensive than interlaced. However, depending on other factors, these comparisons may not always be the case. The p and i models rely on old technology that is gradually giving way to higher-resolution options.
A p device offers the best resolution and viewing experience. However, for TVs that are 32 inches or smaller, you won't see much difference between pictures on p and p displays. Actively scan device characteristics for identification. Use precise geolocation data. Select personalised content. Create a personalised content profile.
Measure ad performance. Select basic ads. Create a personalised ads profile. Select personalised ads. Apply market research to generate audience insights. Measure content performance. Develop and improve products. List of Partners vendors. Matthew Torres. Former Lifewire writer Matthew Torres is a journalist who writes about television technology, consumer support articles, and TV-related news.
Updated on April 21, Lisa Mildon. Lisa Mildon is a Lifewire writer and an IT professional with 30 years of experience. Her writing has appeared in Geekisphere and other publications. Facebook Twitter LinkedIn. Article reviewed on Jun 08, Tweet Share Email. In This Article. Overall Findings. Screen Resolution. Final Verdict. Frequently Asked Questions. Interlaced: Split into two groups of lines each.
Progressive scan: Draws all pixels at once. More expensive. Most expensive. Was this page helpful? Thanks for letting us know! Email Address Sign up There was an error. Please try again. You're in! Thanks for signing up. There was an error. Tell us why!
More from Lifewire. The Difference Between p and i. HDR vs. Your Privacy Rights. To change or withdraw your consent choices for Lifewire. At any time, you can update your settings through the "EU Privacy" link at the bottom of any page. These choices will be signaled globally to our partners and will not affect browsing data. We and our partners process data to: Actively scan device characteristics for identification. I Accept Show Purposes.