Computer Science for IGCSE & O level - Hardware (Section 3 - No. 19)
What is the main difference between LCD and OLED displays in terms of how they produce an image?
LCDs use backlighting, while OLEDs do not.
LCDs have a longer lifespan.
OLEDs have a higher resolution
LCDs use less power.
Forklaring
LCDs require a backlight, while OLEDs are self-emissive.