Common ratios
- 9:16: vertical video (1080×1920)
- 16:9: landscape video (1920×1080, 3840×2160)
- 4:5: tall feed posts (1080×1350)
- 1:1: square (1080×1080)
- 3:4: iPhone photos (3024×4032)
Tools / Aspect ratio calculator
Free tool
Aspect ratio calculator
How it worksEnter a width and height to get the simplest ratio, then a new width to get the matching height.