Aspect ratio calculator
Enter integer pixel dimensions. Resizing preserves proportions before rounding.
Let’s run the numbers
USDTHE NUMBERS, MADE CLEARInstant calculation
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Check your inputs and select Calculate.
Enter integer pixel dimensions. Resizing preserves proportions before rounding.
Common uses
Enter integer pixel dimensions. Resizing preserves proportions before rounding.
BEHIND THE NUMBERSFormula & assumptions
w:h = (w/gcd(w,h)):(h/gcd(w,h)); h₂ = w₂ × h/w
Enter integer pixel dimensions. Resizing preserves proportions before rounding.