Jumat, 29 Mei 2015

OLED VS LED & LCD
























OLED stands for organic light-emitting diode. OLEDs are solid-state devices composed of thin films of organic molecules that create light with the application of electricity. OLEDs can grant brighter, crisper displays on electronic devices and use lower capacity than regular light-emitting diodes (LEDs) or liquid crystal displays (LCDs) used today.

LED stands for light-emitting diode. LEDs are nearly small compared to compact fluorescent and incandescent light bulbs, but they can get hugely bright. Anyhow, LEDs aren’t small suitable to be used as the pixels of a television, they are too huge for that. That’s why LEDs are only used as the backlight for LCD televisions.

LCD stands for liquid-crystal display. LCD displays utilise two sheets of polarising material with a liquid crystal solution between them. An electric current passed through the liquid causes the crystals to adjust so that light cannot pass through them. Each crystal, therefore, is like a shutter, either allowing light to pass through or blocking the light.

Resolution:
Champion - OLED & LCD
OLED and LCD are extensively available in Ultra HD 4K design. In OLED's there is only one model of 1080P but for LCD's there are so many.

Black Level:
Champion - OLED
OLED is the champion here because of its intelligence  to turn off individual pixels completely. It can produce exactly perfect black. The better LCDs have local dimming, where sections of the screen can dim independently of others. This isn't quite as good as per-pixel control because the black parts still aren't absolute but it's better than nothing.

Brightness:
Champion - LCD & LED
When it comes to brightness, LED TVs have a modest asset. LEDs are just really good at getting extremely bright. OLED TVs can get bright, too, but cranking OLED pixels to maximum brightness for extended periods not only reduces that pixel’s lifespan, but the pixel also takes a little while to return to total black.

Contrast Ratio:
Champion - OLED
Contrast ratio is the difference between the brightest and the darkest a TV can be. OLED is the champion here because it can get nearly as bright as LCD, plus it can produce complete black with no blooming. It has the best contrast ratio of any modern display.

Price:
Champion - LED & LCD
At present OLED's are more costlier than the LCD's and LED's. And it take some time for price reduction.

Power Consumption:
Champion - LCD & LED
LCD's and LED's are some what better power consumption than the OLED's. OLED's are also better for power consumption.

Size & Weight:
Champion - OLED
OLED panels are awfully thin and they require no backlight. As such, OLED TV’s tend to be lighter than LED/LCD TVs and considerably thinner. They also require less power, making them more efficient.  

Response Time:
Champion - OLED
While LED/LCD TVs have improved greatly over the past few years, OLED simply blows them out of the water in terms of response time. In fact, OLED currently offers the fastest response time of any TV technology in use today, making it a clear winner in this regard. 






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