OLED offers the best contrast; QLED is a brighter, cheaper alternative to standard LED. Roku or Google TV
Standard for 43" models; 1080p is still common for true 40" budget sets. OLED or QLED what is the best 40 inch smart tv to buy
The 40-inch market is currently split into high-end "monitor-style" TVs (mostly 42-43 inches) and affordable "secondary room" sets. OLED offers the best contrast; QLED is a