PRINTING & PUBLISHING
Paper Size Calculator
Dimensions · area · aspect ratio · scale · conversion between standards
mm
in
Select paper size
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Paper details
Name
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Dimensions
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in
Width
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in
Height
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in
Area
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in²
Aspect ratio
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Width
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Width (filled) · Height (overlay)
ISO 216: aspect ratio = 1:√2
Custom dimensions
in
in
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Custom analysis
Closest standard
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Aspect ratio
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Area
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in²
Diagonal
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in
Aspect ratio
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Aspect ratio = Width / Height
Scale factor between two sizes
From size
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To size
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Scale results
Scale factor
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×
Enlargement / Reduction
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%
A → B
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B → A
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0
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2×
Scale factor = (Area of B / Area of A)^0.5