What Is B4 Size? Dimensions, Uses, and Comparison with A Series Paper

Learn about B4 size paper—its dimensions, common uses, and how it compares to A4 and A3 sizes in the ISO 216 system.

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B4 size refers to a standard dimension in the ISO 216 international paper size system, measuring 250 x 353 millimeters or 9.8 x 13.9 inches. This size is commonly used for documents, diagrams, and large-sized printed materials. It falls between A4 and A3 sizes, providing a larger surface area for detailed presentations or artwork without being overly bulky for handling and storage.

FAQs & Answers

  1. What are the exact dimensions of B4 size paper? B4 size paper measures 250 x 353 millimeters or 9.8 x 13.9 inches according to the ISO 216 standard.
  2. How does B4 size compare to A4 and A3 paper sizes? B4 size is larger than A4 but smaller than A3, offering a midway surface area ideal for detailed documents and larger prints.
  3. What are common uses for B4 paper size? B4 paper is commonly used for documents, diagrams, and large-format printed materials that require more space than A4 but are easier to handle than A3.