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Difference between Passive Matrix and Active Matrix LCDs?

CRT screens used in the past have completely been replaced by LCD screens on desktop computers as well as laptop computers. There are two important types of LCD screens popular in the technology area which are called Active Matrix LCDs and Passive Matrix LCDs. Let’s see the differences between them:

CharacteristicsPassive Matrix LCDActive Matrix LCD
Technology UsedUses rows of transistors across the top & a column of transistors down the side.Uses a separate transistor for each individual pixel.
BrightnessLesshigh
Refresh ratepoorHigher
Power consumptionlowhigh
Active Matrix LCD vs Passive Matrix LCD

Most of the notebooks today use an active matrix LCD due to choosing of better properties associated with it. Active matrix LCD screens have a variant that uses multiple transistors for each pixel which results in even better display quality.

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