When it comes to 32-inch TVs, there is generally unnoticeable difference between HD and UHD resolutions at normal TV viewing distances. To truly appreciate the benefits of 4K resolution, a screen size of at least 50 inches is recommended. This explains why there is a scarcity of 32-inch 4K TVs in the market.
Furthermore, cost efficiency plays a significant role. Smaller screens like 32-inch TVs are often used as secondary displays in areas with abundant light, such as kitchens or workspaces. Consumers are less willing to invest in the premium feature of 4K resolution for these secondary screens, especially when the difference may not be perceivable at their typical viewing distances. Manufacturers have therefore focused more on producing larger 4K TVs that cater to consumers' primary entertainment needs.
Pixel density, or the number of pixels packed into one inch of a display, is a crucial factor in determining the sharpness and clarity of images and text. Higher pixel density results in a crisper and more detailed image. Pixel density is especially important for smartphones, tablets, and computer monitors viewed up close, while for larger displays like TVs, it is less critical due to the farther viewing distance.
To summarize, the market demand for larger screens with 4K resolution and the cost efficiency of smaller screens contribute to the scarcity of 32-inch 4K TVs. Pixel density plays a significant role in determining the sharpness and clarity of display content.
You can find some more interesting ideas here.