Size of paper size A0, A1, A2, A3, A4 ... how many mm, inch?

At present, printers and photocopiers in the market share a standard paper size in printing for the most common use. The type of paper size that we often use is A paper size, including 18 types of standard paper sizes from A0, A1, A2, A3, A4 . to A17.

We are all familiar with these paper sizes, but most don't know what their standard size is. Find out about this information in the table below. This is the size of A paper size (both mm and inch) in accordance with ISO 216, which was introduced by the German Standards Institute in 2012.

The sizes of each paper size are related. For example, A2 is half of A1 paper size, A5 is half of A4 paper size. The chart below will help you better visualize their size relevance.

You may not know, other than paper size A, there are other types of paper in the world, including B, C, D, and E. Each type of paper has its own standard sizes.

Size of paper size B

Class B paper size consists of 13 different sizes, specified from B0 - B12. The size of paper sizes in category B is calculated by averaging the successive sizes of series A.

Detailed size table of paper sizes B:

Size of paper sizes C

In Vietnam, paper sizes D and E are not used in printing, so the size of these two paper sizes is not mentioned in the content of the paper.