Friday 15 September 2017

How many keys are on a computer keyboard?

How many keys are on a computer keyboard?

Although there is not a single set of rules dictating the number of keys on a keyboard, most companies use the PC keyboard with 104 keys as a de facto standard. There have been many different manufacturers over the years, so the number of keys varies from model to model. This document contains the counts for many of the more common types of keyboards in their respective classes.

IBM/PC keyboards

  1. Original IBM PC Keyboard (1981) - 83 keys
  2. Updated IBM PC Keyboard (1984) - 84 keys
  3. AT Keyboard - 84 keys
  4. AT Enhanced Keyboard - 101 keys
  5. US Traditional Keyboard - 101 keys
  6. Enhanced European Keyboard - 102 keys
  7. Windows Keyboard - 104 keys
  8. Windows-based Laptop Keyboard - 86 keys

Apple keyboards

Apple Keyboard with Numeric Keypad - 109 keys
Apple Wireless Keyboard - 78 keys
Apple MacBook Air laptop - 78 keys


Miscellaneous keyboards

Other keyboard configurations may include more than 104 keys, mainly being the Korean, Japanese, and Brazilian keyboards. Also, keyboards with keys to control a CD drive and Media Center functionality using special keys may have several dozen additional keys. Other keyboards provide programmable keys and may fall into the category of a programmable or gaming keyboard.


How many function keys are on a keyboard?

Today's traditional PC keyboards have 12 function keys, F1 through F12. Many Apple desktop computer keyboards with a number pad have 19 function keys, F1 through F19. See our function keys page for further information about function keys and their functions.


How many keys are on the numeric keypad

Most desktop computer keyboards have one numeric keypad, and if you count all of the numbers and symbols on it, there are 17 keys on the PC numeric keypad and 18 keys on most Apple keyboards.


Some laptop keyboards include a numeric keypad, while others do not. Most laptops with a 15" or larger screen size have a numeric keypad. Laptops with smaller screen sizes usually do not have a numeric keypad.


Note: Some computers may also have an external USB numeric keypad attached to the computer. An external USB numeric keypad can have any number of keys. For example, the one shown on our numeric keypad page has 31 keys.


How many number keys are on a keyboard?

If you only count the row of number keys near the top of the keyboard, numbers 1 through 0, there are ten number keys on the keyboard. If the keyboard also has a numeric keypad (1 through 0), there are twenty number keys on the keyboard.


How many alphabetic keys are on a keyboard?

On an English computer keyboard, there are the same numbers of letters as there are in the language, 26 letters.


How many symbols are on a keyboard?

On an English QWERTY keyboard there are 40 symbols (e.g. @, #, $, and % that are not letters or numbers) on 28 keys. There is a difference in numbers because some of the keys have two symbols.
Note: The above count includes the Windows key and Menu key (3 keys) and does not count the arrow keys.


How many arrow keys are on a keyboard?

There are four arrow keys on a keyboard. If you also count the arrow keys on most PC keyboards the number pad, there are eight arrow keys.


How many rows of keys are there on a keyboard?

Counting the top function keys row there are six rows of keys. Three of those rows contain the alphabetic letters.

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