With perfect blacks, superior viewing angles, infinite contrast ratios, and better motion quality than you can find on other TVs, OLED displays outperform even the best LCD options—but they usually cost more (though the difference is shrinking).
Is OLED TV worth buying?
OLED TVs Offer the Widest Viewing Angles
While QLED TVs have improved in this department in recent years, OLEDs still come out on top. There is little to no degradation in color and brightness even at severe off-angles. So, no matter where you're seated in the room, you're getting the best picture quality possible.
Is there a downside to OLED?
Drawbacks or disadvantages of OLED
➨It is expensive compare to LCD. ➨It is susceptible to water and hence it can be easily damaged by water. ➨OLED screens are even worse compare to LCD when subjected to direct sunlight. ➨Overall luminance degradation.