What Are A5 and A6 Paper Sizes? Dimensions and Uses Explained

Learn the dimensions and common uses of A5 and A6 paper sizes according to the ISO 216 international standard.

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A5 size is 148 x 210 mm (5.8 x 8.3 inches) and A6 size is 105 x 148 mm (4.1 x 5.8 inches). Both sizes are part of the international standard (ISO 216) for paper dimensions. A5 is commonly used for notebooks and brochures, while A6 is frequently used for postcards and small notepads.

FAQs & Answers

  1. What are the exact dimensions of A5 and A6 paper sizes? A5 size measures 148 x 210 mm (5.8 x 8.3 inches), while A6 size measures 105 x 148 mm (4.1 x 5.8 inches).
  2. What is the ISO 216 standard? ISO 216 is the international standard that defines the A, B, and C series of paper sizes, including A5 and A6, based on metric measurements.
  3. What are common uses for A5 and A6 paper sizes? A5 paper is commonly used for notebooks and brochures, while A6 is frequently used for postcards and small notepads.
  4. How do A5 and A6 compare to other A-series paper sizes? A5 is half the size of A4, and A6 is half the size of A5, maintaining the same aspect ratio as all A-series sizes.