Difference Between LED and LCD

By BYJU'S Exam Prep

Updated on: September 25th, 2023

Difference Between LED and LCD: LCD and LED are vital to grasp since they are quite similar and it is easy to confuse one with the other. The term LCD stands for liquid crystal display, whereas LED stands for light-emitting diodes. LCDs and lights vary in that LCDs typically employ fluorescent lights whereas lights use light-emitting diodes. Although a lot of people consider these to be similar, but there is the various difference between LED and LCD.

The construction of LCD and LED panels is nearly identical, as is the technology that powers them. The different types of televisions feature two layers of polarized glass, through which the liquid crystals are blocked as well as passed the light. As a result, one of the most significant similarities and difference between LCD and LED is this.

What is the Difference Between LED and LCD? 

The difference between LED and LCD is vital to know because they are closely related and it is easy to confuse one with the other. LCDs typically employ fluorescent lights whereas LEDs use light-emitting diodes. Now, let us check the difference between LED and LCD in the table given below.

Key Difference Between LED and LCD 

LED stands for Light-emitting diodes. LCD stands for Liquid crystal display.
LED consumes more power. LCD consumes less power.
LED is costly. LCD is less costly.
In comparison to LCD, LED provides higher colour fidelity. While it also provides superb colour fidelity, there is a noticeable difference when these two are compared.
LED televisions can be as large as 90 inches and are quite comparable to LCD televisions.  The LCD screen size ranges from 13 to 57 inches.
LED provides a better picture quality. LCD is not able to provide as good picture quality as LED.
They are environmentally beneficial as they do not contain mercury. They use mercury in their goods, which is bad for the environment.

What is LED?

LED is a form of LCD that has grown in popularity as technology has progressed. Backlight technology replaces the fluorescent bulb, resulting in a crisper image than the LCD. The viewing angle of LEDs is greater than that of LCDs. In comparison to LCD displays, it has a greater black level and contrast. In comparison to LCD, LED provides higher colour fidelity.

LED is a subset of LCD, which is in high demand currently for electronic device manufacturers because of its long life, excellent picture quality, and high definition output. One of the most essential characteristics of LED is that it is energy efficient, which means it uses less energy.

What is LCD?

LCD stands for liquid crystal display, and it is a passive device that employs fluorescent bulbs to brighten the image. One of the most distinguishing features of LCD is that it is lighter than LED and can display a wide range of colours.

An LCD is a passive device, meaning it does not emit any light in order to show characters, animations, films, and other content. LCDs employ fluorescent tubes to illuminate the picture, but they can’t give the clarity that LEDs can. It has high colour accuracy, however when we compare LED and LCD colour accuracy, we can see the difference. When viewing an image on an LCD, the wide-angle reduces by 30 degrees from the picture’s center, and the contrast ratio falls by the same amount.

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