Difference Between USB Keyboard and Bluetooth Keyboard (With Table)

The computer is an important part of our life as it is used in almost every field. It has many parts like a monitor, mouse, CPU, keyboard, etc. A keyboard is an input device that is used to give input to a computer. With the advancement in technology, now there are many types of keyboards available in the market. USB Keyboard and Bluetooth Keyboard are two different keyboards among them.

USB Keyboard vs Bluetooth Keyboard

The difference between a USB Keyboard and Bluetooth Keyboard is that USB Keyboard is a wired keyboard that needs to be connected to a computer in its USB port. On the other hand, Bluetooth Keyboard is a wireless keyboard that is connected to a compulsory without any physical wire. It uses Bluetooth signals to connect.

A USB Keyboard is a simple keyboard that connects to the computer using a wire connector. It can be easily put into the USB port of the computer. It is a conventional input device that is used to give a command or type something.

In contrast, a Bluetooth Keyboard is a wireless keyboard that can connect to the computer without any wire. This keyboard has a Bluetooth receiver that is put into the USB port of the computer, and the keyboard is connected to the computer using a Bluetooth connection.

Comparison Table Between USB Keyboard and Bluetooth Keyboard

Parameters of ComparisonUSB Keyboard Bluetooth Keyboard
Definition It is a type of keyboard that connects with the computer using a USB cable.It is a type of keyboard that connects with the computer wirelessly.
Power SourceIt uses electricity from computers for working.It requires batteries for its work.
RangeIt has limited range due to connected wires.It has more range as there is no binding of wires.
Connection MethodIt is connected using a wire that needs to be put in the USB port of the computer.It connects using Bluetooth, which receiver needs to be put in the USB port of the computer.
Usability It is less flexible as wires put limitations on movement.It is more flexible, as being wireless removes limitations on movement.

What is USB Keyboard?

A USB keyboard stands for Universal Serial Bus Keyboard. It is a normal keyboard that connects with the computer using a wire. In this keyboard, one end of the wire is fixed in the keyboard, and another end has a USB pin that can be put into the USB port of the computer. It can also be connected to tablets and new generation mobile phones using some USB port arrangements.

It is an input device as it only gives input to the device by pressing a key. It has alphanumeric keys to type anything, and it also has many functional keys for giving commands to the computer. As it is connected using a cable, the user has a limitation on movement and has to be at the same place to use the keyboard. It increases complexity by increasing the number of wires connected to a single computer.

In a USB keyboard, ‘U’ stands for Universal, as any device can connect to the same USB port. As it put limitations on movement due to connected cables, it is ideally useful in the office, colleges, schools, etc., as they’re a limitation on movement is allowed at these places. It is comparatively cheaper hence it is also easily affordable.

What is Bluetooth Keyboard?

A Bluetooth Keyboard is a different type of keyboard that can connect to the computer by using a Bluetooth connection. It can connect to the Bluetooth of the computer, but if the computer does not have any Bluetooth feature, then a dongle can be put into the USB port of the computer to connect the keyboard wirelessly. It can also easily connect to the different types of equipment like tablets and smartphones as most of them have Bluetooth features.

In a whole computer system, it works as an input device. It has many keys of different types, some of them are alphanumeric, and some are functional keys. It is used to type anything. It can also give the command and can work at the place of a mouse. It does not have any wire to connect, so the user can easily move in any direction. It uses batteries for power.

As it is very flexible to use this keyboard. It is preferred by many users who want to use their computer in any comfortable position according to them. It can also connect to smart televisions; hence being wireless attracts many users. As it is a wireless technology, it is comparatively expensive.

Main Differences Between USB Keyboard and Bluetooth Keyboard

  1. The main difference between a USB Keyboard and Bluetooth Keyboard is that a USB Keyboard is a wired keyboard, whereas Bluetooth Keyboard is a wireless keyboard.
  2. A USB Keyboard draws power from the computer from which it is connected, but a Bluetooth Keyboard needs batteries to operate.
  3. A USB Keyboard is connected to a computer using a wire having a USB plug. On the other hand, a Bluetooth Keyboard connects to the computer using a Bluetooth connection.
  4. A USB Keyboard has a low range of working due to wires, whereas a Bluetooth Keyboard can work in a wider range.
  5. A USB Keyboard is comparatively cheaper. On the other hand, a Bluetooth keyboard is more expensive.

Conclusion

The computer comprises output and input devices. There are different types of input devices like mice, keyboards, etc. And there are different varieties of keyboards available in the market, for example, wired keyboards and wireless keyboards. Among these different types of keyboards, USB Keyboard and Bluetooth Keyboard are the two most popular keyboards.

A USB Keyboard is a wired keyboard that connects with the computer using a USB plug. It is the most used keyboard as it is a cheaper option available in the market. In contrast, a Bluetooth Keyboard is a wireless keyboard that can connect using a Bluetooth connection. It is more flexible and mobile as there is no binding of wires, but it is comparatively expensive.

References

  1. https://www.tdcommons.org/dpubs_series/1581/
  2. https://www.spiedigitallibrary.org/conference-proceedings-of-spie/4911/0000/Wireless-keyboard-and-mouse-device-based-on-Bluetooth/10.1117/12.480522.short
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