B4 Size In mm (Millimeter)

What is the exact B4 size in mm (millimeters)? Find out exact B4 paper size dimensions in mm for your printing or designing job.

B4 Paper Size in mm

B4 is an ISO standard paper size, and the actual dimensions are defined in mm. So the B4 size in mm that we give you below is actually the the very size defined in the ISO 216 paper size standard.

The size of one sheet of B4 paper in mm is 353mm x 250mm.

Notes To B4 Dimensions in mm

  • mm is an SI unit, the abbreviation of millimetre (international spelling) or millimeter (American spelling).
  • As B4 is an ISO standard paper size, therefore this B4 size in mm information gives you exact data.
  • To find out more information on the B4 paper size, click on the link.