design
Aspect Ratio Calculator · 9:16
Aspect Ratio Calculator · 9:16. The 9:16 vertical aspect ratio used for TikTok, Instagram Reels, and YouTube Shorts.
Parameters
Width in any unit (pixels, inches, etc.).
Height in the same units as width.
Enter a new width to calculate the proportional height
Results
Aspect Ratio9:16
Simplified aspect ratio as a fraction
Other results (3)
Decimal Ratio0.5625
Aspect ratio expressed as a decimal number
Common Preset
9:16 (Vertical Video)
This resolution matches a known aspect ratio preset
Total Pixels2.07 MP
Total pixel count: 2,073,600 pixels
Example input and result
1080 × 19209:16Aspect ratio describes proportions, not resolution. Devices marketed as 21:9 may use a different exact pixel ratio.
Why Choose Aspect Ratio Calculator · 9:16
Aspect Ratio Calculator · 9:16. The 9:16 vertical aspect ratio used for TikTok, Instagram Reels, and YouTube Shorts.
Authoritative References & Sources
MDN — CSS aspect-ratio
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