DIN A3: Dimensions in cm

The dimensions of a DIN A3 paper are standardized and laid down in the DIN standard by the German Institute for Standardization. We will show you how large the A3 format is in centimeters.

A3: Dimensions in centimeters

• The DIN A3 size is 297 mm wide and 420 mm high - i.e. 29.7 cm wide and 42 cm high.
• The starting point for dimensioning is the A0 dimension. It is called a quadruple sheet. Its area corresponds to one square meter. By halving the size you get the next smaller format - the DIN A1 format.
• The Din A3 dimension is called a semicircle, the A2 dimension is twice as large and is called a bow.