9:19.5 aspect ratio
A 9:19.5 display shows 9 units of width for every 19.5 units of height — 0.46:1 in decimal form. This tall shape is the standard for phone screens held upright.
A 9:19.5 display shows 9 units of width for every 19.5 units of height — 0.46:1 in decimal form. This tall shape is the standard for phone screens held upright.