A10 Paper Size Guide.

A10 size paper is the smallest paper size in the ‘A’ series of paper as defined by standard ISO 216 in 1975. 


To give you a sense of scale, A10 is the equivalent of 1/2048 of A0, the largest size in the series. It’s generally used for coupons, tickets and stamps. In this guide, we’ll talk you through how to get the best results when using the A10 paper size.

Dimensions of different paper sizes in the A range in mm.

Dimensions of different paper sizes in the A range in mm.

How big is a10 paper?


A10 paper size in inches, cm and mm is: 


  • A10 paper in cm is 2.6 x 3.7 cm

  • A10 paper in mm is 26 x 37 mm

  • A10 paper in inches is 1.0 x 1.5in

  • A10 printing surface is 9.8 cm² or 1.51 in²


Sometimes printing dimensions for a10 might refer to different units of measurement, either cm², mm² or in².


Width x Height  
(in mm)

Width x Height  
(in cm)

Width x Height  
(in inches)


841 x 1189

84.1 x 118.9

33.1 x 46.8


594 x 841

59.5 x 84.1

23.4 x 33.1


420 x 594

42 x 59.4

16.5 x 23.4


297 x 420

29.7 x 42

11.7 x 16.5


210 x 297

21 x 29.7

8.3 x 11.7


148 x 210

14.8 x 21

5.8 x 8.3


105 x 148

10.5 x 14.8

4.1 x 5.8


74 x 105

7.4 x 10.5

2.9 x 4.1


52 x 74

5.2 x 7.4

2.0 x 2.9


37 x 52

3.7 x 5.3

1.5 x 2.0


26 x 37

2.6 x 3.7

1.0 x 1.5

Table of dimensions of paper sizes in the A range in mm, cm and in.

Since 1975, paper belonging to the A series has been standardised according to ISO 216 which was created to conserve the proportions between the width and height of these formats. This correlation was first described by German scientist Georg Christoph Lichtenberg in 1786. It wasn’t until 1922 that the aspect ratio √2 was taken up by Walter Porstmann and the German DIN 476.


  • A10 = ¼ of A8

  • A10 = ½ of A9


When it comes to measuring size A10 paper in pixels, it depends on the resolution used for your file.


For a resolution of:


  • 300 dpi, you will have 307 x 437 pixels per inch.

  • 200 dpi, you will have 206 x 291 pixels per inch.

  • 72 dpi, that will give you 74 x 105 pixels per inch.


Resolution is an essential component in graphic design and printing. The more pixels per inch there are, the more detail there is in your final image.

How to use A10 paper size.


One advantage of A10 size paper is that it can be printed en masse without using too much of your marketing budget. Printing on A10 size paper is usually carried out by printing professionals - usually in detachable pieces for coupons and tickets or on self-adhesive paper for stamps and stickers


Since they are so convenient to transport, it’s easy to distribute A10 paper size creations in shops or at meetings. A10 is also a great choice for the creation of personal stamps or stickers for your clients or friends.

Examples of coupons in A10.

Examples of coupons in A10.

Create your graphic design on A10 size paper.


When using a small surface like that of an A10 piece of paper, it is important to choose a primary element to stand out, such as a logo or an icon. A small format like A10 isn’t a good choice for larger, more detailed designs.  


Simple, attention-grabbing logos and images make up part of our everyday life. They’re easy to interpret and they immediately and effectively communicate their main message to the world. 


Whether it’s for digital use or a printed campaign, it’s important to keep things simple. This will help to create a coherent visual identity whether that be on an A0 poster or for the personalisation of a small icon in A10. In a small format like this, software like InDesign is a real asset for the creation of graphic designs that will do justice to your project.

A10 paper size - frequently asked questions.


What is A10 paper size used for?

A10 paper size is used for print items like coupons, tickets and stamps. Due to its small size, the format is best used to focus on an individual detail, logo or icon. The intricacy of larger, more detailed design may get lost on so small a scale.


How small is A10 paper?

A10 paper is small. It lends itself to a single, prominent feature or design. This is why it’s a great choice for items like stamps and coupons.


  • A10 paper in cm is 2.6 x 3.7

  • A10 paper in inches is 1.0 x 1.5


Is A10 paper standard size?

A10 paper size conforms to the ISO 216 standard. This was created to conserve the proportions between width and height in paper sizes. A10 has followed ISO 216 since 1975, as part of the A series of paper. It is widely followed across the globe.

Learn more about paper formats and graphic design.


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