the essentials in brief
The TV diagonal indicates how big the screen of your television is in inches (inches). It is measured by drawing a line from the top left corner of the screen to the bottom right corner.
The Diagonal gives information about it, how big the screen of your television is and thus also how well you can perceive the picture on the television. The larger the diagonal, the better the image quality is usually.
The Choosing the right diagonal depends on various factors, such as the distance from the TV, the Resolution, the area of application and the price.
Have you ever wondered how the television diagonal is calculated and why it matters at all? In this blog article we will answer exactly these questions and give you an overview of how to choose the right diagonal when choosing your new TV.
Contents
What is a TV diagonal?
The TV diagonal indicates, how big is the screen of yours TV is in inches.
How do you identify them? It is measured by drawing a line from the top left corner of the screen to the bottom right corner. The size is given in inches, where an inch about 2,54 centimeters requirements.
Why is the TV diagonal important?
The diagonal provides information about how big the screen of your television is and thus also how well you can perceive the picture on the television. The television diagonal thus plays a direct role in the different TV sizes.
The following applies: As a rule, the larger the diagonal, the better the image quality pixel are larger and therefore fewer pixel errors occur.
However, there are also limits: If the TV is too big for the room you intend to place it in, the picture will be less comfortable to view. Here it is important to find the optimal size for your needs.
What else you should consider
If you now want to buy a TV that is suitable for your room size and viewing distance with all the different TV sizes, there is a simple rule of thumb for the right TV diagonal: The diagonal should be about XNUMX/XNUMX to XNUMX/XNUMX the distance between you and the TV.
Example
For a larger you, i.e. if you sit 2-3 meters away from the TV, for example, a TV with a diagonal between 55 and 65 inches is recommended. The screen diagonal in cm is here: 139,7 to 165,1.
If you sit closer to the TV, for example only 1-2 meters away, you should choose a smaller diagonal, around 40 to 50 inches. Here is the screen diagonal in cm approximately: 101,6 to 127.
![Samsung Crystal UHD CU7179 55 Inch TV (GU55CU7179UXZG, German Model), PurColor, Crystal Processor 4K, Motion Xcelerator, Smart TV [2023]](https://m.media-amazon.com/images/I/41fwortiWvL.jpg)
And of course you should too consider other factors such as resolution, picture quality and connectivity, but the appropriate diagonal is a good starting point to ensure a comfortable viewing experience.
fun fact: There are tables for TV inch sizes. You can view these tables for TV inch sizes online. If you don't want to use a table for TV inch sizes, there are enough sites online with the corresponding inch calculator. There you can then calculate the screen diagonal in cm.
How to choose the right TV diagonal?
Choosing the right diagonal depends on several factors that you should consider:
- The distance to the TV: In order to have the best viewing experience, you should set up the television so that you can comfortably watch it from a distance. There are guidelines that state that the distance between the television and the seat should be about three to five times the diagonal of the television. For example, an optimal distance for a 55 inch TV would be about 2,5 to 4,2 meters.
- The resolution: The Resolution indicates how many pixels the television has and thus how sharp the picture can be. The higher the resolution, the better the image quality. However, you should note that a higher resolution also means that you need a larger TV to see the full quality of the picture. So if you choose a smaller TV, you may not be able to take full advantage of the higher resolution.
- The area of application: For what purpose do you want to use the television? Do you mainly want to watch films and series or are you more interested in sports broadcasts? Depending on what you mainly want to use the television for, you should also choose the right diagonal. A smaller diagonal is usually sufficient for films and series, while a larger diagonal can be advantageous for sports broadcasts in order to be able to follow what is happening better.
- The price: Of course, the price also plays a role in choosing the right diagonal. Large TVs tend to be more expensive than smaller models. So if you're on a budget, it might make sense to choose a smaller diagonal. However, keep in mind that you may Quality have to do without if you choose a very cheap television.
Digression: watch TV with the best resolution
For a big you and a TV with a matching diagonal, you should also pay attention to the resolution to ensure the best viewing experience.
The general rule: The larger the TV, the higher the resolution should be.
Which resolution is recommended? One of at least 4K. This resolution offers a high level of detail and sharpness, which is important with a larger screen such as a 55-65 inch TV.
If you like too Movies or series in HDR If you want to watch, you should make sure that the television is HDR-capable. HDR offers a greater range of contrast and a wider range of colors, resulting in an impressive and realistic image.
Of course, the recommended resolution also depends on your budget. If you're on a tight budget, you can too TV with one Full-HD-Resolution are sufficient for a comfortable viewing experience, as long as it has a suitable diagonal and offers other important functions.
4K and HDR
4K is a resolution of 3840 x 2160 pixels and means that a TV with this resolution displays four times more pixels than a TV with the traditional Full HD resolution (1920 x 1080 pixels). This results in a sharper and more detailed picture, especially on larger screens.
HDR (High Dynamic Range) is a technology that increases the contrast and the color depth increased by images. Compared to a traditional TV picture, which is typically displayed at 100 nits of brightness, HDR TV can reach brightness levels of up to 1000 or even 4000 nits.
This means that bright areas of the image can be made brighter and dark areas can be made darker, resulting in a more realistic and dynamic image. In addition, HDR TV can also display a wider range of colors, resulting in a more vivid and colorful picture.
![Hisense 43E6KT 108cm (43 inch) TV, 4K UHD, Smart TV, HDR, Dolby Vision, Triple Tuner DVB-C/S/S2/T/T2, Frameless, WiFi, Bluetooth, Alexa Built-In, DTS Virtual X, Hotel Fashion, Black [2023]](https://m.media-amazon.com/images/I/41HWxxUWgOL.jpg)
In short: the television diagonal
The choice of the right television diagonal depends on various factors and should be individually tailored to your needs and wishes. Consider the distance to the TV, the resolution, the area of application and the price to find the right diagonal for you. With careful selection, you will be able to enjoy your new television for a long time.
FAQ: TV diagonal
A 55 inch TV has a diagonal of 139,7 cm.
TVs come in a variety of sizes, from small screens (less than 20 inches) to huge TVs (over 100 inches). The most common sizes are between 32 and 75 inches.
What TV diagonals exist?
TV diagonals are usually measured in inches. They range from around 20 inches to over 100 inches.