Which one is bigger between a4 and b5?

Compared with b5, a4 is larger; A4 paper size is 210mm×297mm, and B5 paper size is 210mm×276mm or 176mm×250mm; ISO216 of the International Organization for Standardization defines three groups of paper sizes: A, B, and C. , the aspect ratio of the paper sizes in group A is 2:1, the most commonly used paper size is A4, the paper size in group B is the geometric mean of the paper in group A with the same number and one size less, the paper size in group C is The geometric mean of papers in groups A and B with the same number.

The operating environment of this tutorial: Windows 10 system, DELL G3 computer.

Which one is bigger, a4 or b5?

A4 paper is larger than B5 paper. A4 paper size is 210mm×297mm, B5 paper size is 210mmX276mm or 176mm×250mm.

ISO216 of the International Organization for Standardization defines three groups of paper sizes: A, B, and C: The aspect ratio of group A paper sizes is 2:1, and the most commonly used paper size is A4. The size of paper in group B is the geometric mean of the paper in group A with the same number and one size less. For example, B1 is the geometric mean of A1 and A0. The paper size of group C is the geometric mean of the papers of groups A and B with the same number. For example, C2 is the geometric mean of B2 and A2.

Extended information

Common sizes

1. Standard size of printing paper

Standard size of ordinary brochures: 210mm ×285mm;

Standard size of document envelope: 220mm×305mm;

Standard size of posters: 540mm×380mm;

Standard size of letter paper and notes: 185mm×260mm210mm×285mm;

Standard size for hanging flags: 8-open 376mm×265mm, 4-open 540mm×380mm.

2. Standard size of party flag and national flag

1# flag 1920mm×2880mm;

2# flag 1600mm×2400mm;

3# flag 1280mm× 1920mm;

4# flag 960mm×1440mm;

5# flag 640mm×960mm;

6# flag 400mm×600mm;

handbag standard Size: 400mm×285mm×80mm;

Business card: Horizontal version: 90×55mm, 85×54mm;

Vertical version: 50×90mm, 54×85mm;

Square version: 90×90mm90×95mm.

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