OLED vs. LCD: What's the Difference?

TechnologySide-by-sideWritten comparisonAll comparisons

Read the comparison below, or explore it visually. Create a visual lesson comparing oled and lcd using available credits or plan allowance.

In an OLED screen each pixel makes its own light and can switch fully off, while an LCD shines a backlight through a layer of liquid crystals that block or pass light at each pixel. That gives OLED true blacks, very high contrast and thinner panels; LCDs are usually cheaper, often brighter across a full white screen, and almost free from burn-in.

At a glance

	OLED	LCD
Light source	Each pixel emits its own light	Separate backlight, usually LEDs
Black levels	True black: pixels switch off	Greyish black as backlight leaks through
Thickness	Very thin; can even be flexible	Thicker because of backlight layers
Burn-in risk	Static images can leave permanent marks	Very low burn-in risk
Cost	Usually more expensive	Usually cheaper, especially at large sizes

Which should you use?

OLED

OLED suits watching films in a dark room and premium phones, where deep blacks, rich contrast and thin or foldable designs matter most.

LCD

LCD suits budget phones, office monitors and bright rooms, and screens that show fixed elements for hours, such as railway station information displays.

Frequently asked questions

Is an LED TV the same as an LCD TV?

Yes, mostly. An 'LED TV' is an LCD TV whose backlight uses LEDs instead of older fluorescent tubes. The picture is still formed by liquid crystals; only OLED and micro-LED screens have pixels that emit their own light.

Does an OLED screen save battery?

Yes, when showing dark content. Because OLED pixels make their own light, black pixels draw almost no power, so dark mode can noticeably extend a phone's battery life. On mostly white screens, an OLED can use as much power as an LCD, or more.

What is burn-in on OLED screens?

Burn-in is a permanent faint ghost image left when some pixels age faster than others. The organic materials dim with use, so a logo or navigation bar shown for many hours wears its pixels unevenly. Screens reduce it by shifting pixels slightly and dimming static elements.