Summary
OLED displays are self-emissive, meaning each pixel can generate its own light, allowing for perfect blacks.
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LCD screens, including quantum dot (QLED) sets, require a backlight.
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QLED TVs have a potentially brighter picture than OLED, are mostly cheaper, and there's no risk of burn-in.
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However, OLED TVs can be just as well-specced and offer more bang for your buck on a budget.
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Ultimately, the best choice depends on the user's needs and budget.
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According to
Summary
An OLED display is self-emissive, which means each pixel is capable of generating its own light. This allows OLEDs to “switch off” pixels and achieve perfect blacks.
By comparison, all LCD screens require a backlight, from the cheapest models to the high-end quantum dot (QLED) sets.
OLED vs. QLED, and More: Which TV Should You Buy? - How-To Geek
howtogeek.com
Summary
Quantum dot LED TV displays have a potentially brighter picture than OLED, are mostly cheaper, and there's no risk of burn-in – a mark that can be left on the screen of OLED TVs. They can be just as well-specced as OLED TVs, and you can get more bang for your buck on a budget with them.
OLED vs QLED: Which TV tech is the best? | TechRadar
techradar.com
Summary
QLED and OLED are two of the most popular display technologies when it comes to modern TV screens. QLED TVs use quantum dots to supercharge their brightness and color, while OLED TVs use a backlight made up of hundreds of LEDs and an LCD panel layer. Both technologies have their pros and cons, and the best choice depends on the user's needs and budget.
QLED vs. OLED: Which TV technology is best? | Digital Trends
digitaltrends.com
OLED TVs deliver pristine image quality and amazingly wide viewing angles, but QLED sets ... Quantum-dot LCDs – including Samsung's QLEDs – look grayish ...
QLED vs. OLED TVs: Who Wins? | Tom's Guide
tomsguide.com