P- OLED vs AMOLED Which is better
It’s the number of pixels on a screen that determines its resolution. For example, 1920 x 1080 is written as a ratio
pixels on the long side divided by pixels on the short side
On the low end, most smartphones will have displays that are between 720p (1280×720) and 4k (3480×2160) resolutions.
In contrast to 4k, the most common smartphone resolutions (720p, 1080p and 1440p) all fall into this category.
The ideal smartphone screen resolution depends on the screen size.
Feature displays capable of running at speeds ranging from 90 to 240 Hz.
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