1920x1080 is a 16:9 aspect ratio, also known as Full HD or 1080p.

Quick Scoop

  • Resolution : 1920 pixels wide by 1080 pixels tall.
  • Aspect ratio : 16:9 (for every 16 units of width, there are 9 units of height).
  • How we get 16:9 : Divide both 1920 and 1080 by their greatest common divisor, 120 → 1920÷120=161920÷120=161920÷120=16, 1080÷120=91080÷120=91080÷120=9.
  • Common uses : Standard for TVs, computer monitors, YouTube, and most modern cameras and smartphones.

Tiny example

If you scaled 1920x1080 down while keeping the same shape, 160x90 or 320x180 would still be 16:9 rectangles, just with fewer pixels.

TL;DR : 1920x1080 is a 16:9 widescreen aspect ratio, the standard “Full HD” format used pretty much everywhere today.

Information gathered from public forums or data available on the internet and portrayed here.