How many keys are on a computer keyboard?

l though 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

• Original PC Keyboard - 84 keys
• AT Keyboard - 84 keys
• AT Enhanced Keyboard - 101 keys
• US Traditional Keyboard - 101 keys
• Enhanced European Keyboard - 102 keys
• Windows Keyboard - 104 keys
• 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

There are other keyboard configurations that include more 104 keys; namely Korean, Japanese, and Brazilian keyboards. Also, keyboards with keys to control a CD drive andMedia Center functionality using special keys may have several dozen additional keys. Other keyboards provide programmable keys and may fall into the category of a gaming keyboard.