Difference Between LED & LCD Screen

Every so often, people are confused with commercial terms of LED (Light-Emitting Diode) and LCD (Liquid Crystal Display) Screen. Thus, what exactly are the difference and what causes this confusion?


The most common type of screen we have come across now are home TV or our mobile phones. These screens are often marketed as LED, OLED or QLED which brings an understanding across the board that screens are generally LED screens.


(Picture: Samsung QLED TV)



(Picture: Apple IPhone 14 Specifications)


While consumer grade screen, Hewlett Packard (HP) explained that, “All LED monitors are LCD monitors. But not all LCD monitors are LEDs.”However, there is a distinct difference in commercial term between LED and LCD screens. The most familiar type of screen like our home TV or mobile phones are our LCD screens. This presented as a full panel display.



(Picture: DS Visual – Nuffield Dental at Wheelock Place)


LCD Digital Signages are available in many models and structure which can suit different business needs. While both commercial and home screens may use LCD technologies, the commercial displays are built with commercial grade panels and components allowing more customizable upgrades, this also allows long hours operations for up to 70,000 hours, while your TV at home is built with the consumer grade components designed to be used for only a few hours at a time. More importantly, home TV on commercial use will face warranty being voided by manufacturers too.


To better support commercial uses, our LCD screens comes with CMS (Content Management System) which support basic plug & play and remote control off-site as well which are convenient for user managing multiple display screens.


LCD panels also support larger video wall, while content is defined it is an installation of screen-to-screen showing clear bezel line between each panel.



(Picture: DS Visual – LCD Videowall)


LED display uses pixels in a flat display. Due to their brightness, they can be utilized for outdoor billboards and store signs that are visible in the sun. They are frequently employed in variable-message signs on highways as well as destination signs on public transportation vehicles.



(Picture: DS Visual)


In addition to visual display, LED displays can also provide general illumination, such as when used for stage lighting or other ornamental reasons.